It is the visual detection of the bacillus by staining it with a special dye that shows the tuberculosis bacillus. It is recommended to repeat the test in three days intervals to get an accurate result.
Interpretation:It is an old and simple method. Currently, rapid tests are used instead. However, observing 5000-10000 bacteria is still helpful for diagnosis.
Sample: Samples of secretions
Working day: Every day
Result Time: 3 days at 6 pm
