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Image Number 677 (KOH preparation)

Other Morphologies

Diagnosis: KOH preparation

Site: Arm,forearm

Sex: F

Age: 65

Type: Clinical

Description: Fungal hyphae and spores

Submitted by: Shahbaz Janjua

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Differential Diagnosis

History: 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.

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