A 40-year-old air-conditioner technician is referred to a psychiatrist because of change in behavior and deterioration in functioning. When he feels the gust of cold air coming from the air conditioner, he interprets the cold air as poison gas from Mars. This phenomenon can be described as?
In delusional perception a delusion is attached to a normal perception. Here feeling gust of cold air from air conditioner is a normal perception while the claim that the cold air is a poison gas from another planet is the delusion attached to this normal perception.
Delusional memory
Delusional perception
Tactile hallucination
Primary delusion
Basics of Psychiatry