Fixed drug eruption can be caused by

Correct Answer: C

Rationale: NSAIDs are common causes of fixed drug eruptions, which present as recurring skin lesions at the same site.

Correct Answer: C

Rationale: Severe aortic stenosis impairs cardiac output, leading to reduced perfusion and obstructive shock, unlike conditions like myocarditis or dehydration.

Correct Answer: D

Rationale: Major depression includes core symptoms like weight changes, sleep disturbances, and dysphoric mood. All listed options are possible features of the disorder.

Correct Answer: D

Rationale: Large atrial septal defects do not cause turbulent flow near valves or endocardial surfaces, making them less prone to infective endocarditis compared to other defects like VSD, which promote bacterial seeding.

Correct Answer: D

Rationale: Hydrocortisone is a low-potency steroid often used for mild cases.