Cradle cap Fifth disease Diaper rash       Ringworm Lyme disease bullseye Melasma       Roseola rash Poison ivy rash Psoriasis             Rosacea rash Shingles Eczema             Purpura rash Rubella (German measles) Dermatitis More skin rash photo galleries & diagnoses around the Web: Skinsight - Skin Condition Finder Dermatology Pictures / Skin Disease Pictures Slide show: Common skin rashes - MayoClinic.com