Delusion is not present in –
**Core Concept**
Delusions are fixed, false beliefs that are not amenable to change in light of conflicting evidence. They are a characteristic symptom of psychotic disorders, such as schizophrenia. The presence or absence of delusions is a crucial diagnostic criterion for these conditions.
**Why the Correct Answer is Right**
The correct answer is a condition where delusions are typically not present. Delusional thinking is not a hallmark of mood disorders, such as major depressive disorder. In fact, depressive delusions are relatively rare and are often associated with severe, psychotic depression. In contrast, most individuals with major depressive disorder do not exhibit delusional thinking, making it a key differentiator from psychotic disorders.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because delusions can be present in various psychotic disorders, such as schizophrenia.
**Option B:** This option is incorrect because depressive delusions, although rare, can occur in severe cases of major depressive disorder.
**Option C:** This option is incorrect because delusions can be present in bipolar disorder, especially during manic or mixed episodes.
**Clinical Pearl / High-Yield Fact**
When assessing a patient for psychotic symptoms, it's essential to distinguish between delusions and other types of fixed, false beliefs, such as overvalued ideas. Overvalued ideas are less severe and are not as resistant to change as delusions.
**Correct Answer: D.**