≥3 of 12 catatonia symptoms: stupor; catalepsy; waxy flexibility; mutism; negativism; posturing; mannerism; stereotypy; agitation; grimacing; echolalia; echopraxia
Disturbance of attention (reduced ability to direct, focus, sustain, shift attention) and awareness (reduced orientation to environment)
Preoccupation with having or acquiring a serious illness
≥1 month of ≥1 delusion(s)
≥2 of: delusions; hallucinations; disorganised speech; grossly disorganised/catatonic behaviour; negative symptoms — ≥1 must be delusions, hallucinations, or disorganised speech
Symptoms characteristic of a dissociative disorder causing clinically significant distress/impairment