Catatonia, featuring unusual behaviors, movements, and mood changes, is now understood to occur across various psychiatric and medical conditions, not just as a subtype of schizophrenia. The diagnosis ...

Catatonia is a complex neuropsychiatric syndrome marked by disturbances in motor behaviour, ranging from stupor and immobility to agitation and posturing. Its aetiology spans psychiatric disorders, ...

A 92-year-old woman presents for admission to a psychiatric hospital, 3 months after being diagnosed with catatonia. Her symptoms include stupor and waxy flexibility (i.e., resisting passive movement) ...