Clinical Significance of Color Ultrasound, MRI, miR-21, and CA199 in the Diagnosis of Pancreatic Cancer

Figure 1

Pathologic biopsy of PC. (a) PC stage I in a 34-year-old woman with moderate to poorly differentiated adenocarcinoma (size 1.9 cm), not invading the pancreatic capsule. (b) PC stage II in a 57-year-old man with moderately differentiated adenocarcinoma (2.5 cm in diameter), invading the pancreatic capsule. (c) PC stage III in a 45-year-old male with moderately differentiated adenocarcinoma (31.5 cm) and high-grade ductal intraepithelial neoplasia extending into the pancreatic capsule to surrounding adipose tissue and the muscular layer. (d) PC stage IV in a 66-year-old male with stage IV pancreatic carcinoma presented with pathologic, moderately differentiated adenocarcinoma that invaded and punctured the pancreas.

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