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Features include common findings: Facial grimacing, Agitation, Motor stereotypy, and Coma and others; and sometimes findings: Hyperactivity, Cogwheel rigidity, Staring gaze, and Grasp reflex and others.
Organ System | Phenotype Count | Example Features |
|---|---|---|
Brain and nerves | 5 | Agitation, Mutism, Bipolar affective disorder |
Phenotype severity distribution: 11 common features.
Estimated prevalence: <1 in 1,000,000 (VERY_RARE).
No clinical trials have been registered for idiopathic catatonia.
2 publications have been identified in PubMed for idiopathic catatonia. Research spans Review / Meta-Analysis (50%) and Case Report / Case Series (50%).
Rogers JP (2025). [PMID: 40251508](https://pubmed.ncbi.nlm.nih.gov/40251508/). *BMC Psychiatry*. [Review / Meta-Analysis]
El Hayani O (2025). [PMID: 40330409](https://pubmed.ncbi.nlm.nih.gov/40330409/). *Cureus*. [Case Report / Case Series]
Data assembled from 4 of 12 sources · Last updated Sep 19, 2026, 11:54 AM UTC
European rare disease database
Head and neck
1 |
Facial grimacing |
Digestive system | 1 | Anorexia |
Bones and joints | 1 | Abnormal posturing |