Central clearing is a feature of: (A) Lupus vulgaris, (B) Tinea corporis, (C) Leishmaniasis, (D) All of the above
Answer is B. Tinea corporis, more commonly known as "ringworm," lesions usually begin as pruritic, round (ovoid or circular), erythematous, scaling patches. These lesions spread centrifugally with central clearingand a raised scaling border Ref ganong's review of medical physiology 25e p735