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  Indian J Med Microbiol
 

Figure 2: (a) The tumor cells showed irregular glandular tubules with round nucleus, large volume, abundant cytoplasm, red staining, keratin pearl (H and E, ×200). Immunohistochemical staining was positive for CK7 (b) , P63 (c), CK19 (d), Ki-67 (80%) (e) and negative for CK20 (f)

Figure 2: (a) The tumor cells showed irregular glandular tubules with round nucleus, large volume, abundant cytoplasm, red staining, keratin pearl (H and E, ×200). Immunohistochemical staining was positive for CK7 (b) , P63 (c), CK19 (d), Ki-67 (80%) (e) and negative for CK20 (f)