Patient suffering from lesions over axilla, groin and trunk. Lesions show central clearing with surrounding papulovesicular margin progressively increasing at borders. Which will be the preferred investigation among the following?
Ans. b. 10% KOH mountExplanation: Central clearing is associated with tinea corporis (dermatophytic fungal infection). So, answer will be KOH mount.
Wood's lamp examination
10% KOH mount
Skin biopsy
Patch testing
Fungal Infection