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  Indian J Med Microbiol
 

Figure 3: Category 5, Adenocarcinoma lung in pleural effusion. a and b cytomorphology, c-e immunocytochemistry on cell block showing positivity for CK7 (c) and TTF1 (d) and negative for ALK, ROS, and p40 (e). (f) screenshot of Real-time PCR plot positive for EGFR exon 19 deletion. (a, May-Grünwald-Giemsa stain; b, Papanicolaou stain; c-e immunoperoxidase stain)

Figure 3: Category 5, Adenocarcinoma lung in pleural effusion. a and b cytomorphology, c-e immunocytochemistry on cell block showing positivity for CK7 (c) and TTF1 (d) and negative for ALK, ROS, and p40 (e). (f) screenshot of Real-time PCR plot positive for EGFR exon 19 deletion. (a, May-Grünwald-Giemsa stain; b, Papanicolaou stain; c-e immunoperoxidase stain)