A 3-year-old is diagnosed with atopic dermatitis... Which environmental modification is recommended?

Correct Answer: C

Rationale: Cotton garments are recommended for atopic dermatitis patients to reduce skin irritation.

Correct Answer: C

Rationale: Congenital diaphragmatic hernia (CDH) presents with respiratory distress, a scaphoid abdomen due to abdominal contents herniating into the thorax, and decreased breath sounds. It requires urgent intervention to prevent pulmonary hypoplasia complications.

Correct Answer: B

Rationale: Oxygen saturation (SpOâ‚‚) refers to the percentage of hemoglobin molecules bound to oxygen. A saturation of 90% indicates that 90% of hemoglobin is oxygenated, which corresponds to a PaOâ‚‚ of around 60 mmHg, suggesting mild hypoxemia.

Correct Answer: A

Rationale: The correct answer is A because the ability to hold a rattle when placed in the infant's hands, but not yet being able to voluntarily grasp it, is a sign of normal development for a 3-month-old. It indicates progress in motor skills and is within the expected range for this age group.

Correct Answer: C

Rationale: Obstructive sleep apnea syndrome is suggested by snoring, daytime sleepiness, and enlarged tonsils, whereas tonsillitis or abscess would present with additional signs of infection.