Which dermatophyte usually fluoresces yellow-green under a Wood's lamp?

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M.audouinii was,in past years,the most important cause of epidemic T.capitis among schoolchildren in the United States.This organism is anthropophilic and is spread directly by means of infected hairs on hats,caps,upholstery,combs,or barber clippers.The majority of infections are chronic;some heal spontaneously,whereas others may persist for several years.Infected hair shafts fluoresce yellow-green using a Wood's lamp.

Which Dermatophyte Usually Fluoresces Yellow-Green Under a Wood's Lamp