The drug contraindicated in children with hypertrophic cardiomyopathy is

Correct Answer: C

Rationale: Digitalis (digoxin) is contraindicated in hypertrophic cardiomyopathy as it can increase left ventricular outflow obstruction.

Correct Answer: C

Rationale: The Look-Listen-Feel method is used to assess if a patient is breathing by observing chest movement, listening for breath sounds, and feeling for airflow.

Correct Answer: D

Rationale: Hypoplastic left heart syndrome leads to early heart failure due to an underdeveloped left ventricle and systemic hypoperfusion.

Correct Answer: C

Rationale: Digitalis (digoxin) is contraindicated in hypertrophic cardiomyopathy as it can increase left ventricular outflow obstruction.

Correct Answer: A

Rationale: Skin tests are the most effective and commonly used method to detect specific allergens, offering high sensitivity and immediate results compared to blood tests.

Correct Answer: D

Rationale: Takayasu arteritis can cause pulselessness, hypertension, and fatigue due to large-vessel inflammation, making 'All of the above' the correct answer.

Correct Answer: A

Rationale: A sunken fontanel is a classic sign of severe dehydration in infants, indicating significant fluid loss and the need for immediate hydration.

Correct Answer: D

Rationale: Having six teeth at 6 months of age is earlier than expected, as most infants typically have two teeth at this age.

Correct Answer: B

Rationale: Epinephrine is the first-line treatment for anaphylaxis because it rapidly reverses bronchoconstriction, vasodilation, and hypotension.