Papular acrodermatitis of childhood (PAC), also known as Gianotti–Crosti syndrome (GCS), is a unique cutaneous disorder characterized by the abrupt onset of an erythematous papular exanthem ...

Nobody likes bug bites, but people with papular urticaria have an especially good reason to hate them. Papular urticaria is a hypersensitivity to bug bites. The condition causes a bump or red ...

arms, and breasts. Skin changes typical for PUPPP are erythematous, urticarial plaques, and papules. Rash regression is usually observed within 6 weeks postpartum. Immunologic mechanisms ...