766932005: Hypothalamic hamartoma with gelastic seizure (disorder)

• SNOMED CT Concept\Clinical finding (finding)\...
• \Head finding (finding)\Mass of head (finding)\Intracranial mass\Mass lesion of brain (finding)\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Head finding (finding)\Mass of head (finding)\Intracranial mass\Mass lesion of brain (finding)\Hypothalamic mass\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Head finding (finding)\Finding of brain\Mass lesion of brain (finding)\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Head finding (finding)\Finding of brain\Mass lesion of brain (finding)\Hypothalamic mass\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Head finding (finding)\Finding of brain\Seizure\Seizure disorder\A disease of the brain characterized by an enduring predisposition to generate epileptic seizures.\A type of epilepsy associated with developmental impairment where the developmental impairment is due to both the underlying etiology, independent of epileptic activity, and the superimposed epileptic encephalopathy. An epileptic encephalopathy is where the epileptic activity itself contributes to severe cognitive and behavioral impairments above and beyond what might be expected from the underlying pathology alone.\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Head finding (finding)\Finding of brain\Disorder of brain (disorder)\Lesion of brain\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Head finding (finding)\Finding of brain\Disorder of brain (disorder)\Seizure disorder\A disease of the brain characterized by an enduring predisposition to generate epileptic seizures.\A type of epilepsy associated with developmental impairment where the developmental impairment is due to both the underlying etiology, independent of epileptic activity, and the superimposed epileptic encephalopathy. An epileptic encephalopathy is where the epileptic activity itself contributes to severe cognitive and behavioral impairments above and beyond what might be expected from the underlying pathology alone.\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Head finding (finding)\Finding of brain\Disorder of brain (disorder)\Limbic disorder\Disorder of hypothalamus (disorder)\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Head finding (finding)\Disorder of head (disorder)\Disorder of brain (disorder)\Lesion of brain\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Head finding (finding)\Disorder of head (disorder)\Disorder of brain (disorder)\Seizure disorder\A disease of the brain characterized by an enduring predisposition to generate epileptic seizures.\A type of epilepsy associated with developmental impairment where the developmental impairment is due to both the underlying etiology, independent of epileptic activity, and the superimposed epileptic encephalopathy. An epileptic encephalopathy is where the epileptic activity itself contributes to severe cognitive and behavioral impairments above and beyond what might be expected from the underlying pathology alone.\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Head finding (finding)\Disorder of head (disorder)\Disorder of brain (disorder)\Limbic disorder\Disorder of hypothalamus (disorder)\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Intracranial mass\Mass lesion of brain (finding)\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Intracranial mass\Mass lesion of brain (finding)\Hypothalamic mass\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Mass of body structure\Space-occupying lesion of nervous system\Mass lesion of brain (finding)\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Mass of body structure\Space-occupying lesion of nervous system\Mass lesion of brain (finding)\Hypothalamic mass\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Neurological lesion\Lesion of brain\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Neurological lesion\Space-occupying lesion of nervous system\Mass lesion of brain (finding)\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Neurological lesion\Space-occupying lesion of nervous system\Mass lesion of brain (finding)\Hypothalamic mass\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Central nervous system finding\Finding of brain\Mass lesion of brain (finding)\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Central nervous system finding\Finding of brain\Mass lesion of brain (finding)\Hypothalamic mass\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Central nervous system finding\Finding of brain\Seizure\Seizure disorder\A disease of the brain characterized by an enduring predisposition to generate epileptic seizures.\A type of epilepsy associated with developmental impairment where the developmental impairment is due to both the underlying etiology, independent of epileptic activity, and the superimposed epileptic encephalopathy. An epileptic encephalopathy is where the epileptic activity itself contributes to severe cognitive and behavioral impairments above and beyond what might be expected from the underlying pathology alone.\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Central nervous system finding\Finding of brain\Disorder of brain (disorder)\Lesion of brain\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Central nervous system finding\Finding of brain\Disorder of brain (disorder)\Seizure disorder\A disease of the brain characterized by an enduring predisposition to generate epileptic seizures.\A type of epilepsy associated with developmental impairment where the developmental impairment is due to both the underlying etiology, independent of epileptic activity, and the superimposed epileptic encephalopathy. An epileptic encephalopathy is where the epileptic activity itself contributes to severe cognitive and behavioral impairments above and beyond what might be expected from the underlying pathology alone.\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Central nervous system finding\Finding of brain\Disorder of brain (disorder)\Limbic disorder\Disorder of hypothalamus (disorder)\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Lesion of brain\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Seizure disorder\A disease of the brain characterized by an enduring predisposition to generate epileptic seizures.\A type of epilepsy associated with developmental impairment where the developmental impairment is due to both the underlying etiology, independent of epileptic activity, and the superimposed epileptic encephalopathy. An epileptic encephalopathy is where the epileptic activity itself contributes to severe cognitive and behavioral impairments above and beyond what might be expected from the underlying pathology alone.\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Limbic disorder\Disorder of hypothalamus (disorder)\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Neurological finding\Seizure related finding\Seizure\Seizure disorder\A disease of the brain characterized by an enduring predisposition to generate epileptic seizures.\A type of epilepsy associated with developmental impairment where the developmental impairment is due to both the underlying etiology, independent of epileptic activity, and the superimposed epileptic encephalopathy. An epileptic encephalopathy is where the epileptic activity itself contributes to severe cognitive and behavioral impairments above and beyond what might be expected from the underlying pathology alone.\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Disease\Neoplasm and/or hamartoma (disorder)\Hamartoma (disorder)\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Lesion of brain\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Seizure disorder\A disease of the brain characterized by an enduring predisposition to generate epileptic seizures.\A type of epilepsy associated with developmental impairment where the developmental impairment is due to both the underlying etiology, independent of epileptic activity, and the superimposed epileptic encephalopathy. An epileptic encephalopathy is where the epileptic activity itself contributes to severe cognitive and behavioral impairments above and beyond what might be expected from the underlying pathology alone.\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Limbic disorder\Disorder of hypothalamus (disorder)\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Disease\Disorder of head (disorder)\Disorder of brain (disorder)\Lesion of brain\Hamartoma of brain\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Disease\Disorder of head (disorder)\Disorder of brain (disorder)\Seizure disorder\A disease of the brain characterized by an enduring predisposition to generate epileptic seizures.\A type of epilepsy associated with developmental impairment where the developmental impairment is due to both the underlying etiology, independent of epileptic activity, and the superimposed epileptic encephalopathy. An epileptic encephalopathy is where the epileptic activity itself contributes to severe cognitive and behavioral impairments above and beyond what might be expected from the underlying pathology alone.\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Disease\Disorder of head (disorder)\Disorder of brain (disorder)\Limbic disorder\Disorder of hypothalamus (disorder)\Hamartoma of hypothalamus\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.
• \Disease\Developmental disorder\Neurodevelopmental disorder is a behavioral and cognitive disorder with onset during the developmental period that involves impaired or aberrant development of intellectual, motor, or social functions.\A type of epilepsy associated with developmental impairment where the developmental impairment is due to both the underlying etiology, independent of epileptic activity, and the superimposed epileptic encephalopathy. An epileptic encephalopathy is where the epileptic activity itself contributes to severe cognitive and behavioral impairments above and beyond what might be expected from the underlying pathology alone.\Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.

Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2018. Module: SNOMED CT core

Descriptions:

Id	Description	Lang	Type	Status	Case?	Module
5404706016	Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterized by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalized seizures, with concomitant cognitive decline and behavioral disorders. Some patients also present a precocious puberty.	en	Definition	Active	Entire term case sensitive (core metadata concept)	SNOMED CT core
5404707013	Hypothalamic hamartomas with gelastic seizures is a rare cerebral malformation with epilepsy syndrome characterised by early-onset gelastic (i.e. ictal laughter) or dacrystic (i.e., ictal crying) seizures due to non-neoplastic developmental malformation - hypothalamic hamartomas. In many patients, seizures progress to other seizure types including focal and generalised seizures, with concomitant cognitive decline and behavioural disorders. Some patients also present a precocious puberty.	en	Definition	Active	Entire term case sensitive (core metadata concept)	SNOMED CT core
3663210013	Hypothalamic hamartoma with gelastic seizure	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
3663211012	Hypothalamic hamartoma with gelastic seizure (disorder)	en	Fully specified name	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
891421000172119	hamartomes hypothalamiques avec épilepsie gélastique	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
3453221001000114	Hypothalamus-Hamartom mit gelastischen Anfällen	de	Synonym (core metadata concept)	Active	Entire term case sensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module

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