Schneider first-rank symptoms

Schnei·der first-rank symp·toms

(shnī'dĕr fĭrst-rangk simp'tŏms)
Those symptoms that, when present, indicate that the diagnosis of schizophrenia is likely, provided that organic or toxic etiology is ruled out: delusion of control, thought broadcasting, thought withdrawal, thought insertion, hearing one's thoughts spoken aloud, auditory hallucinations that comment on one's behavior, and auditory hallucinations in which two voices carry on a conversation.