16907601000119106: Bilateral hemifacial spasm (disorder)

• SNOMED CT Concept\Clinical finding (finding)\...
• \Head finding (finding)\Finding of head region\Finding of face\Disorder of face (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Head finding (finding)\Finding of head region\Finding of face\Disorder of face (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Head finding (finding)\Finding of head region\Finding of face\Facial spasm\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Head finding (finding)\Finding of head region\Finding of face\Facial spasm\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Head finding (finding)\Disorder of head (disorder)\Disorder of soft tissue of head\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Head finding (finding)\Disorder of head (disorder)\Disorder of soft tissue of head\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Head finding (finding)\Disorder of head (disorder)\Disorder of face (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Head finding (finding)\Disorder of head (disorder)\Disorder of face (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Peripheral nerve finding\Peripheral nerve disease\Facial nerve disorder (disorder)\Disorder of left facial nerve (disorder)\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Peripheral nerve finding\Peripheral nerve disease\Facial nerve disorder (disorder)\Disorder of right facial nerve (disorder)\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Peripheral nerve finding\Peripheral nerve disease\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Peripheral nerve finding\Peripheral nerve disease\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Facial spasm\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Facial spasm\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Disorder of soft tissue\Peripheral nerve disease\Facial nerve disorder (disorder)\Disorder of left facial nerve (disorder)\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Disorder of soft tissue\Peripheral nerve disease\Facial nerve disorder (disorder)\Disorder of right facial nerve (disorder)\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Disorder of soft tissue\Peripheral nerve disease\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Disorder of soft tissue\Peripheral nerve disease\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Disorder of soft tissue\Disorder of soft tissue of head\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Disorder of soft tissue\Disorder of soft tissue of head\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Disorder of soft tissue\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Disorder of soft tissue\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Disorder of soft tissue\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \General finding of soft tissue\Disorder of soft tissue\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Muscle finding\Disorder of muscle\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Muscle finding\Disorder of muscle\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Muscle finding\Disorder of muscle\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Muscle finding\Disorder of muscle\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Muscle finding\Spasm\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Muscle finding\Spasm\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Muscle finding\Spasm\Facial spasm\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Muscle finding\Spasm\Facial spasm\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Musculoskeletal finding\Facial spasm\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Musculoskeletal finding\Facial spasm\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Musculoskeletal finding\Disorder of musculoskeletal system (disorder)\Chronic disease of musculoskeletal system\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Musculoskeletal finding\Disorder of musculoskeletal system (disorder)\Chronic disease of musculoskeletal system\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Musculoskeletal finding\Disorder of musculoskeletal system (disorder)\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Musculoskeletal finding\Disorder of musculoskeletal system (disorder)\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Musculoskeletal finding\Disorder of musculoskeletal system (disorder)\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Musculoskeletal finding\Disorder of musculoskeletal system (disorder)\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Neuropathy (disorder)\Peripheral nerve disease\Facial nerve disorder (disorder)\Disorder of left facial nerve (disorder)\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Neuropathy (disorder)\Peripheral nerve disease\Facial nerve disorder (disorder)\Disorder of right facial nerve (disorder)\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Neuropathy (disorder)\Peripheral nerve disease\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Neuropathy (disorder)\Peripheral nerve disease\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Neuropathy (disorder)\Cranial nerve disorder\Facial nerve disorder (disorder)\Disorder of left facial nerve (disorder)\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Neuropathy (disorder)\Cranial nerve disorder\Facial nerve disorder (disorder)\Disorder of right facial nerve (disorder)\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Neuropathy (disorder)\Cranial nerve disorder\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Neuropathy (disorder)\Cranial nerve disorder\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Chronic nervous system disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Chronic nervous system disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the peripheral nervous system\Peripheral nerve disease\Facial nerve disorder (disorder)\Disorder of left facial nerve (disorder)\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the peripheral nervous system\Peripheral nerve disease\Facial nerve disorder (disorder)\Disorder of right facial nerve (disorder)\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the peripheral nervous system\Peripheral nerve disease\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the peripheral nervous system\Peripheral nerve disease\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the peripheral nervous system\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the peripheral nervous system\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of musculoskeletal system (disorder)\Chronic disease of musculoskeletal system\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of musculoskeletal system (disorder)\Chronic disease of musculoskeletal system\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of musculoskeletal system (disorder)\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of musculoskeletal system (disorder)\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of musculoskeletal system (disorder)\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of body system\Disorder of musculoskeletal system (disorder)\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of muscle\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of muscle\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of muscle\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of muscle\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of head (disorder)\Disorder of soft tissue of head\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of head (disorder)\Disorder of soft tissue of head\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of head (disorder)\Disorder of face (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of head (disorder)\Disorder of face (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Chronic disease\Chronic nervous system disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Chronic disease\Chronic nervous system disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Chronic disease\Chronic disease of musculoskeletal system\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Chronic disease\Chronic disease of musculoskeletal system\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of soft tissue\Peripheral nerve disease\Facial nerve disorder (disorder)\Disorder of left facial nerve (disorder)\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of soft tissue\Peripheral nerve disease\Facial nerve disorder (disorder)\Disorder of right facial nerve (disorder)\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of soft tissue\Peripheral nerve disease\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of soft tissue\Peripheral nerve disease\Facial nerve disorder (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of soft tissue\Disorder of soft tissue of head\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of soft tissue\Disorder of soft tissue of head\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of soft tissue\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of soft tissue\Disorder of skeletal muscle\Myoneural disorder\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of soft tissue\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of left facial nerve\Bilateral hemifacial spasm
• \Disease\Disorder of soft tissue\Disorder of skeletal muscle\Muscle spasm of head and/or neck (disorder)\A rare primary myoclonus characterized by progressive, involuntary, irregular, clonic or tonic contractions of the muscles innervated by the facial nerve (cranial nerve VII). The symptoms are typically strictly unilateral, mostly persist during sleep, and often occur in the region of the orbicularis oculi muscle first and gradually spread to other parts of the affected half of the face as the disease progresses. Both familial and acquired forms are reported.\Hemifacial spasm of right facial nerve\Bilateral hemifacial spasm

Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 30-Jun 2023. Module: SNOMED CT core

Descriptions:

Id	Description	Lang	Type	Status	Case?	Module
5223995017	Bilateral hemifacial spasm	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
5244896017	Bilateral hemifacial spasm (disorder)	en	Fully specified name	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core

Expanded Value Set

Reference Sets

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US English

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