The Examination of Sputum can reveal vital information about the disease affecting the lungs.
- A sputum culture is a test to detect and identify bacteria or fungus in the lungs or air passages. A sample of sputum is placed directly into a sterile container and transported to the laboratory at the earliest for culture.
- Sputum test can detect Tuberculosis: Sputum examination is also most important method is most important method for diagnosing Lung Tuberculosis by looking for presence of Tuberculosis bacteria (Mycobacterium Tuberculosis) It can be examined directly under the microscope (which detects live as well as dead bacteria) and also can be cultured to detect the presence of live bacteria. This can then be tested for its sensitivity to various Anti-Tubercular drugs (Drug Sensitivity testing- vital for diagnosis and treatment for Multi Drug Resistant i.e. MDR Tuberculosis.
- Sputum test can detect Cancer: Sputum can also be examined for cancer cells to detect presence of various types of cancer in the lungs