Figure 5.

Mixed types of GBC present difficulty with differential diagnosis. A: Gallbladder tumor showing well-differentiated tubular adenocarcinoma in the muscle (H&E stain, X100), B: A monotonous proliferation of small round cells with hyperchromatic nuclei and scant cytoplasm, resembling NEC (H&E stain, X200).

Giang et al. Diagnostic Pathology 2012 7:10   doi:10.1186/1746-1596-7-10
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