This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Skin
[{'content': 'Adult patient with multiple scaly macules over chest and back, test which can diagnose this condition is/ are? \nSelect and explain. \nA. 10% KOH moun, B. Wood Lamp examination, C. Skin biopsy, D. All the above', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., All the above Information in this question Adult patient Hypopigmented macule With scales Over chest and back Most probable diagnosis is: Pityriasis versicolor Diagnosis of Pityriasis versicolor 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.", 'role': 'assistant'}]