Duodenal Rare Neuroendocrine Tumor: Clinicopathological Characteristics of Patients with Gangliocytic Paraganglioma

Figure 1

In the present literature survey, the duodenum was found to be the most common site of gangliocytic paraganglioma (90.2%, 229/254), followed by the respiratory system (2.4%, 6/254), low-level spinal cord (2.0%, 5/254), jejunum (1.2%, 3/254), esophagus (0.8%, 2/254), appendix (0.8%, 2/254), and others (2.8%, 7/254).