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What is Wood lamp is used to diagnose ? and explain in detail?
Ans. is b i.e., Tinea versicolor Diagnosis of TineaVersicolor Examination of scales in 10% KOH shows sho hyphae and round spores (Sphagetti and meat ball appearance). Wood lamp shows apple green fluorescence (blue-green fluorescence). Skin surface biopsy --> A Cyanoacrylate adhesive (Crazy glue) is used to remove the layer of stratum coreum on glass slide and then stained with PAS reagent.