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Laboratory test performed on a sample of your sputum to help diagnose if you have TB. A culture is another kind of test that may be done to detect the presence of TB bacteria.
No specific patient preparation protocol required.
Mycobacterium tuberculosis (the cause of tuberculosis) can be identified using a staining technique called the Zhiel-Nielsen stain. This test makes it possible to visualise the organism in the microscope by staining it basing on the properties of its cell wall.
A staining technique that is used to visualise Mtb in the microscope. the modified Z-N can also visualise parasites in stools.
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