Psychiatry A 25 year old male believes that his penis is decreasing in size everyday and one day it will disappear one day and he will die. Diagnosis is ? A Obsession B Somatization C Hypochondriasis D Delusion disorder 💡 Explanation A 25 year old male believes that his penis is decreasing in size everyday and one day it will disappear one day and he will die. Diagnosis is ? ✓ Correct Answer: D. Delusion disorder