Wood&;s Lamp is used in: (A) Tinea pedis, (B) Pityriasis versicolor, (C) Sporotrichosis, (D) None of above
Answer is B. Wood&;s lamp is used for identification of Microsporum species and Malassezia furfur. pityriasis versicular caused by Malassezia furfur. Sporothrix schenckii causes sporotrichosis. Tinea pedis caused by epidermophyton and Trichophyton. Reference: Textbook of Microbiology; Baveja; 4th edition