Pediatric Dermatology: Common Rashes Quick Reference

Atopic Dermatitis Presentation varies by age - infants (face, scalp, extensor), children (flexural), adolescents (hands, face). First-line: emollients, topical corticosteroids. Consider calcineurin inhibitors for face. Viral Exanthems Measles (cephalocaudal spread), rubella (maculopapular), hand-foot-mouth (vesicles on palms/soles/oral), fifth disease (slapped cheek appearance). Tinea Corporis Annular, scaly patch with raised leading edge. KOH positive. Topical antifungals for limited disease. Molluscum Contagiosum Umbilicated, dome-shaped papules. Self-limited. Treatment options: cantharidin, cryotherapy, curettage. Impetigo Honey-crusted erosions (non-bullous) or flaccid bullae (bullous). Topical mupirocin for limited disease; oral antibiotics for widespread.