All of the following are formal thought disorder EXCEPT: March 2013 (b, c, h)

Ans. B i.e. Delusion Delusion is a disorder of thought content (NOT a formal thought disorder/disorder of thought process) Delusion Disorder of thought; False unshaken belief not amenable to reasoning Hallucination Disorder of perception; Perception in the absence of external stimuli; Not dependent of will of observer Illusion Misinterpretation of external stimuli