Which of the following can be a cause of obstructive shock in children?

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: C

Rationale: Metabolic acidosis due to bicarbonate loss triggers respiratory compensation via hyperventilation (Kussmaul breathing) to reduce CO2 levels.

Correct Answer: B

Rationale: Inhaled short-acting beta-agonists (SABAs) are the first-line treatment for acute asthma exacerbations, providing rapid bronchodilation.

Correct Answer: D

Rationale: Atomoxetine has been associated with an increased risk of suicidal ideation, particularly in children and adolescents.

Correct Answer: D

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