This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Dermatophytosis, Subject name: Skin
[{'content': "Wood's lamp light is used in the diagnosis of: \nSelect and explain. \nA. Tinea capitis, B. Candida albicans, C. Histoplasma, D. Cryptococcos", 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' ie Tinea Capitis Tinea capitis is ringworm infection of the scalp mainly due to M. Canis.Under Wood's lamp light the infected areas give a light green fluorescence.Wood's lamp is used in the evaluation of certain other skin disorders as listed below -ConditionColour* Tuberous Sclerosis-Blue white* Vitiligo-Totally white* Erythrasma-Coral red or pink* Pseudomonas inf-Greenish white or pale blue* Porphyria cutanea tarda-Pinkish red (Urine)* Tinea versicolor-Golden yellow, totally white", 'role': 'assistant'}]