CBNAAT Hardware Problem: Stuck Cartridge
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The Cartridge-based Nucleic Acid Amplification Test (CBNAAT) software generates the results from the measured fluorescence signals and embedded calculation algorithms. In addition to qualitative results, the software provides semi-quantitative results, which provide information about the bacterial load in the specimens tested.
Semi-quantitative result interpretation is based on Cycle threshold (Ct) values of Mycobacterium tuberculosis(MTB) specific targets (Figure 1).
The comparison of the Acid-Fast Bacilli (AFB) and Light Emission Diode (LED) Fluorescence Microscopy is tabulated below:
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Direct Microscopy for Acid Fast Bacilli (AFB)
Figure 1: Bright Field Microscope used in Ziehl–Neelsen (ZN) staining of AFB |
Light Emission Diode (LED) Fluorescence Microscopy |
Comparing AFB and LED-Fluorescence Microscopy
The different meetings conducted at the Tuberculosis Units (TU) are:
Review meetings are conducted at each Tuberculosis Units (TU) on a monthly basis in order to review the activities and address if any issues. The MO-TC is responsible for conducting these meetings