Abdominal Pain in 34-Year-Old Patient

Poll

A 34-year-old woman presents with abdominal pain, and a duodenal biopsy is obtained. Based on the image shown, what is your diagnosis?

A 34-year-old woman presents with abdominal pain, and a duodenal biopsy is obtained. 

Based on the image shown, what is your diagnosis?

A. Gastrointestinal stromal tumor
B. Ganglioneuroma
C. Adenocarcinoma
D. Duodenitis