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  Indian J Med Microbiol
 

Figure 2: AFB grading on Z-N stained smears. 2a. Grade 1 + (ZN stain 1000X). 2b. Grade 2+ (ZN stain 1000X). 2c. Grade 3+ (ZN stain 400X). 2d. Grade 3+ (ZN stain 1000X).

Figure 2: AFB grading on Z-N stained smears. 2a. Grade 1 + (ZN stain 1000X). 2b. Grade 2+ (ZN stain 1000X). 2c. Grade 3+ (ZN stain 400X). 2d. Grade 3+ (ZN stain 1000X).