localized dermatitis on skin

dermatitis bruises tinea fungal ringworm corporis pedis psoriasis abrasion irritation inflammation infection arm leg limb forearm fungus itchy itching itch pruritus skin lesions lesion dermatophytosis dermatomycosis pityriasis ulcer eczema rash allergy allergies allergic reaction disease single problem patches sore isolated dermatology color scabs symptom sign