Acid-fast bacillus (AFB) is a type of bacteria that causes tuberculosis and other types of mycobacterial infections, such as leprosy (Hansen's disease). AFB tests are mainly ordered for people with: A …

The most common staining technique used to identify acid-fast bacteria is the Ziehl–Neelsen stain, in which acid-fast species appear bright red against a blue background.

Apr 26, 2025 · Your doctor may use an acid-fast bacteria (AFB) stain test to see if you have a lung disease like tuberculosis (TB).

Aug 7, 2023 · Acid-fast bacteria, also known as acid-fast bacilli or simply AFB, are a group of bacteria sharing the characteristic of acid fastness. Acid fastness is a physical property that gives a bacterium …

What is this test? An acid-fast bacteria (AFB) culture is done to find out if you have tuberculosis (TB) or another mycobacterial infection. Besides TB, the other main mycobacterial infections are leprosy and …

Acid- Fast Bacilli (AFB) smear and culture are two separate tests always performed together at the MSPHL, Tuberculosis (TB) Unit. AFB smear refers to the microscopic examination of a fluorochrome …

Dec 7, 2024 · Acid-fast bacteria possess distinct structural and biochemical features that differentiate them from other microorganisms. These characteristics define their unique staining properties and …

Learn about acid-fast bacilli staining, the AFB test, and its role in diagnosing tuberculosis and other infections. Explore procedures, results, and benefits here.

Acid -fast bacilli (AFB) are rod shaped bacteria. They get their name because they can be seen and counted under the microscope when smeared on a slide and treated with an "acid-fast" staining …

Acid-Fast Bacterial Cell Envelope The acid fast bacterial cell envelope is a specialized derivation of the Gram-positive cell envelope that has an extremely high lipid content. Acid-fast bacteria include the …