Office dermatologic testing: the KOH preparation.
A potassium hydroxide preparation is used to confirm the diagnosis of a superficial fungal skin infection. Adding black or blue-black ink to the potassium hydroxide solution highlights fungal organisms and distinguishes them from surrounding cellular debris.
Brodell
R T
RT
Northeastern Ohio Universities College of Medicine, Rootstown.
Helms
S E
SE
Snelson
M E
ME
D001706:Biopsy / Q000379:methods; D002177:Candidiasis / Q000175:diagnosis; D003881:Dermatomycoses / Q000175:diagnosis*; D006801:Humans; D006878:Hydroxides; D014009:Onychomycosis / Q000175:diagnosis; D011188:Potassium; D017680:Potassium Compounds; D011237:Predictive Value of Tests; D014006:Tinea Capitis / Q000175:diagnosis; D014010:Tinea Versicolor / Q000175:diagnosis
D006878:Hydroxides; D017680:Potassium Compounds; D011188:Potassium; C029943:potassium hydroxide