A case of 12 years old girl with duodenal carcinoid tumor is presented. Grossly tumor originated from IT part of duodenum and its two-third was covered by pancreas parenchyma but no invasive into pancreas tissue. Tumor tissue consisted of uniform cell pattern with clear cytoplasm and small round nuclei but not atypical. Tumor cells were arranged into rosette and pseudorosette formation, especially predominant pseudorosettes.
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