<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I think I have a fungal infection of my hair. Its been itchy and flaky lately.  <response>: Based on your symptoms, the required medical test would be a complete physical skin exam performed, excision removal, culture wound, biopsy, microscopic examination bacterial smear; culture; toxicology, excision of skin lesion, and also an incision and drainage ID. 