Sign in  |  Register

Illustrated Health Encyclopedia
[an error occurred while processing this directive]

Ency. home > Test > S > Sputum smear (KOH test)

Sputum smear (KOH test)   

Overview | Risks | Results

Alternative names:

KOH test; Fungal smear

Definition:

This is a test to detect the presence of fungal microorganisms in sputum.

How the Test is Performed

Obtain a sputum sample by coughing deeply and expelling the material that comes from the lungs (sputum) into a specimen container. A smear of sputum is prepared with a potassium hydroxide (KOH) and examined under the microscope. If it is positive, fungal cells can be observed.

How to Prepare for the Test

There is no special preparation.

How the Test will Feel

There is no discomfort.

Why the Test is Performed

The test may be performed when there is abnormal sputum production or when an infection of the lungs is suspected.

Ency. home > Test > S > Sputum smear (KOH test)

[an error occurred while processing this directive]