Hereditary geniospasm

Summary

Hereditary geniospasm (MONDO:0008588) is a disease. A subtype of movement disorder — broader associated-gene and molecular evidence is on the parent page (see Disease family below).

At a glance

• Prevalence: Unknown (Worldwide)
• Phenotypes (HPO): 7

Clinical features

Signs & symptoms

Clinical features (HPO)

7 HPO clinical features (Orphanet curated; top 7 by frequency):

HPO ID	Term	Frequency
HP:0012462	Chin myoclonus	Obligate (100%)
HP:3000007	Abnormality of mentalis muscle	Very frequent (80-99%)
HP:0000178	Abnormality of lower lip	Occasional (5-29%)
HP:0012433	Abnormal social behavior	Occasional (5-29%)
HP:0002080	Intention tremor	Excluded (0%)
HP:0002353	EEG abnormality	Excluded (0%)
HP:0003457	EMG abnormality	Excluded (0%)

Identifiers

Disease identifiers

Field	Value
Canonical name	hereditary geniospasm
Mondo ID	MONDO:0008588
MeSH	C537682
OMIM	190100
Orphanet	53372
SNOMED CT	718103001
UMLS	C1860972
MedGen	348757
GARD	0009501
Is cancer (heuristic)	no

Also known as: familial trembling of the chin · geniospasm · geniospasm 1 · GSM 1 · GSM1 · hereditary chin myoclonus · hereditary chin tremor/myoclonus · hereditary chin-trembling

Disease family

This is a subtype of movement disorder. Genetic, therapeutic, and trial evidence is largely curated at the broader-term level — see the parent page for the associated-gene cohort and molecular evidence.

Classification path: disease › human disease › disease by body system or component › nervous system disorder › movement disorder › hereditary geniospasm

Related subtypes (53): cerebellar ataxia, chronic tic disorder, choreatic disease, extrapyramidal and movement disease, benign shuddering attacks, transient tic disorder, essential tremor, lingual-facial-buccal dyskinesia, kuru, inherited Creutzfeldt-Jakob disease, Tourette syndrome, clonic hemifacial spasm, Huntington disease, multiple system atrophy, spinal muscular atrophy-progressive myoclonic epilepsy syndrome, benign paroxysmal tonic upgaze of childhood with ataxia, tremor-nystagmus-duodenal ulcer syndrome, arthrogryposis, Lafora disease, Unverricht-Lundborg syndrome, neuronal intranuclear inclusion disease, Huntington disease-like 3, brain-lung-thyroid syndrome, myoclonus, familial, proximal myopathy with extrapyramidal signs, progressive myoclonic epilepsy type 7, progressive essential tremor-speech impairment-facial dysmorphism-intellectual disability-abnormal behavior syndrome, progressive non-fluent aphasia, opsoclonus-myoclonus syndrome, isolated facial myokymia, primary orthostatic tremor, familial congenital mirror movements, neuroacanthocytosis, behavioral variant of frontotemporal dementia, frontotemporal dementia with motor neuron disease, hyperekplexia, intellectual disability-hyperkinetic movement-truncal ataxia syndrome, neurodegeneration with brain iron accumulation, Huntington disease-like syndrome due to C9ORF72 expansions, variably protease-sensitive prionopathy, corticobasal syndrome, sensorineural hearing loss-early graying-essential tremor syndrome, progressive supranuclear palsy, Sandifer syndrome, psychogenic movement disorders, epilepsy with myoclonic absences, infantile hypotonia-oculomotor anomalies-hyperkinetic movements-developmental delay syndrome, childhood-onset benign chorea with striatal involvement, childhood-onset motor and cognitive regression syndrome with extrapyramidal movement disorder, PRRT2-associated paroxysmal movement disorder, SLC6A3-related dopamine transporter deficiency syndrome, dyskinesia with orofacial involvement, autosomal dominant, complex movement disorder with or without neurodevelopmental features

Genetics & variants

GWAS landscape

No GWAS associations recorded — common-variant (GWAS) studies don’t cover this disease (typical for Mendelian / rare diseases). See the curated gene cohort and Mendelian overlap below.

Variant details and genetic-evidence tiers

No tiered GWAS variants or ClinVar records for this disease.

Genes & proteins

No associated-gene cohort resolved for this disease. Atlas builds the molecular and therapeutic sections — associated genes, protein families, druggability, pathways, interactions, and drug associations — by aggregating over a disease’s associated genes (resolved via GWAS / GenCC / ClinVar / CIViC), and none resolved here. This is expected for antibody-mediated, autoimmune, or otherwise non-gene-defined conditions; the curated evidence for this disease is its clinical features, GWAS susceptibility, and clinical trials (above).

Function

No pathway enrichment — requires an associated-gene cohort.

Therapeutics

No druggable-target or therapeutic data for this disease’s cohort.

Clinical trials & evidence

Clinical trials

Clinical trials: 0.