404. Hyperactive catatonia in autism and schizoaffective disorder: diagnostic pitfalls and pharmacological insights
A severe episode of hyperactive catatonia occurring in a patient with autism spectrum disorder (ASD) and schizophrenia conceptualized as schizoaffective disorder is described, emphasizing the clinical heterogeneity of catatonia and the risk of misattributing catatonic stereotypies to obsessive–compulsive phenomena.