Esophageal Gastrointestinal Stromal Tumor: Diagnostic Complexity and Management Pitfalls

Figure 2

Microscopic view of the tumor. (a) H/E ×40 (inset H/E X200), (b) c-kit ×200, (c) Ki-67 ×200, and (d) SMA (a smooth muscle actin) ×200.

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