What are the common conditions associated with papulosquamous eruptions in children? List at least 3 common conditions and include the pathophysiology of each condition.
Clinical Case Scenario: A 7-month-old boy presents with an erythematous, confluent, slightly raised, and scaly rash on his cheeks; and his extremities are also covered with a fine papular rash. The infant has had some scaling behind the ears and on the scalp since early infancy, but the symptoms have recently increased. The mother applies […]