How do you identify a sputum positive case in TB?

How do you identify a sputum positive case in TB?

A case of pulmonary TB is considered to be smear-positive if one or more sputum smear specimens at the start of treatment are positive for AFB (provided that there is a functional EQA system with blind rechecking5).

What is sputum smear examination?

A sputum stain for Mycobacteria is a laboratory test performed on a sample of your sputum, or phlegm. It’s also known as an acid-fast bacillus (AFB) stain or a tuberculosis (TB) smear. A doctor typically orders the test to determine if a person has tuberculosis (TB) or another type of mycobacterial infection.

What is sputum smear microscopy?

PURPOSE. The most important tool in the diagnosis of tuberculosis is direct microscopic examination of appropriately stained sputum specimens for acid-fast bacilli. The technique is simple and inexpensive, and detects those cases of tuberculosis, which are infectious.

What is sputum positive TB?

The W orld Health Organization (W HO) in its first —Framework for Effective Tuberculosis. Control“ 1 defined sputum smear-positive tuberculosis as follows: 1. Tuberculosis in a patient with at least two initial sputum smear examinations. (direct smear microscopy) positive for acid fast bacilli (AFB+), or.

What is an open case of TB?

Tuberculosis (TB) is an airborne infectious disease caused by the tubercle bacillus. TB cases can be broadly classified as “open” and “non-open”. Tiny tubercle bacilli can be seen, with special staining, inside the sputum under direct microscopy for “open” cases. “Open” cases are generally considered infectious.

How do you read sputum test results?

Sputum Culture

1. Clear. This usually means no disease is present, but large amounts of clear sputum may be a sign of lung disease.
2. White or gray. This may also be normal, but increased amounts may mean lung disease.
3. Dark yellow or green. This often means a bacterial infection, such as pneumonia.
4. Brown.
5. Pink.
6. Red.

How do you read a sputum report?

How is TB confirmed?

The Mantoux tuberculin skin test (TST) or the TB blood test can be used to test for M. tuberculosis infection. Additional tests are required to confirm TB disease. The Mantoux tuberculin skin test is performed by injecting a small amount of fluid called tuberculin into the skin in the lower part of the arm.

What is case under Rntcp?

A patient with TB previously treated and declared as successfully treated (cured / treatment completed) and is subsequently found to be microbiologically confirmed TB patient. 4. Treatment after failure. Previously treated and whose treatment failed at the end of their most recent course of treatment. 5.

What is the difference between purulent and Mucopurulent?

Mucopurulent discharge is the emission or secretion of fluid containing mucus and pus (muco- pertaining to mucus and purulent pertaining to pus) from the eye, nose, cervix, vagina or other part of the body due to infection and inflammation.