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 ?
**Core Concept**
The patient's fear of penile shrinkage and eventual disappearance is a manifestation of a psychological disorder characterized by a preoccupation with a perceived defect or flaw in one's body. This condition is often associated with a distorted body image and can lead to significant distress and impairment in daily life.
**Why the Correct Answer is Right**
The correct diagnosis is Body Dysmorphic Disorder (BDD), a type of obsessive-compulsive disorder (OCD). BDD is characterized by a persistent and intrusive preoccupation with a perceived flaw in one's appearance, which is not observable or appears slight to others. In this case, the patient's fear of penile shrinkage is an example of a "bodily dysmorphic concern." This preoccupation can lead to repetitive behaviors, such as excessive checking or reassurance-seeking, and significant distress or impairment in social, occupational, or other areas of functioning.
**Why Each Wrong Option is Incorrect**
* **Option A:** This option is not relevant to the patient's symptoms. Hypochondriasis (also known as illness anxiety disorder) is characterized by excessive worry about having a serious illness, but the patient's concern is specific to a perceived defect in their appearance.
* **Option B:** This option is not directly related to the patient's symptoms. Erectile dysfunction is a condition characterized by difficulty achieving or maintaining an erection, which is not the primary concern in this case.
* **Option C:** This option is incorrect because the patient's symptoms do not meet the criteria for a paraphilic disorder. Paraphilias are characterized by abnormal or atypical patterns of sexual arousal, which is not the focus of the patient's concerns.
**Clinical Pearl / High-Yield Fact**
BDD often co-occurs with other mental health conditions, such as major depressive disorder, anxiety disorders, and substance use disorders. It is essential to conduct a thorough psychiatric evaluation to rule out these comorbid conditions and develop an effective treatment plan.
**Correct Answer: D. Body Dysmorphic Disorder**