tinea circinata or ringworm .

allergy background care caucasian circinata close corporis dermatitis dermatology dermatophyte dermatophytosis diagnosis dirty disease dog eczema fungal fungi fungus head headn health healthy illness infected infection infections injury irritation itch lesion lesions macro man medical medicine microbiology molded mycosis pain painful patient problem psoriasis rash red ringworm skin tinea treatment ugly white