The most appropriate treatment for newly diagnosed bronchial asthma with occasional symptoms:

Correct Answer: B

Rationale: Low-dose inhaled corticosteroids (ICS) are the preferred long-term control medication for mild persistent asthma. They reduce airway inflammation and prevent symptoms, whereas short-acting beta-agonists (SABA) are used for quick relief.

Correct Answer: D

Rationale: Soy protein-based formula can also trigger symptoms in food protein-induced enterocolitis syndrome, making it a poor treatment choice.

Correct Answer: A

Rationale: Polymyalgia rheumatica is characterized by shoulder and hip pain, often accompanied by stiffness.

Correct Answer: D

Rationale: Blanching after intradermal histamine injection is not a feature of atopic dermatitis. Other options are common findings.

Correct Answer: D

Rationale: In hypertonic dehydration, relative intravascular volume preservation delays shock onset despite severe dehydration.