Ziehl Neelsen Stain / ZN Stain - Sputum For AFB
Also Known As
#1) AFB Smear #2) Sputum for TB #3) Acid-Fast Bacilli Stain #4) TB Microscopy #5) Sputum AFB Audit #6) Mycobacterium Smear #7) ZN Staining for Koch's ... Read more
Test Parameters Included
Presence of Acid-Fast Bacilli (AFB): The pathologist examines the stained sputum slide under an oil-immersion lens. The goal is to identify red, sligh... Read more
Department
MICROBIOLOGY
Methodology
Microscopy: The Ziehl-Neelsen Methodology involves three main steps: * Primary Stain: Applying Carbol Fuchsin with heat to penetrate the waxy cell wa... Read more
Sample Required
SPUTUM
Preparation
Morning Sample: The first early morning sample is highly preferred as it has the highest concentration of bacteria.Collection Method: Take a deep brea... Read more
Schedule Report
24 Hours
Emergency Report
Yes
Frequently Asked Questions
Is this test 100% accurate?No. It requires at least 5,000–10,000 bacteria per ml of sputum to be positive. If the count is lower, the test may be "Neg... Read more
Test Description
Test Code
Z07
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