cancer
 |__organ system cancer______________
disease of anatomical entity         |
 |__gastrointestinal system disease__|
                                     gastrointestinal system cancer  320 rec.
                                      |__esophageal cancer 5 rec.
                                      |   |__esophageal adenosquamous carcinoma
                                      |   |__esophageal basaloid squamous cell carcinoma
                                      |   |__esophageal carcinoma(+)
                                      |   |__esophageal neuroendocrine tumor
                                      |   |__esophagus liposarcoma
                                      |   |__esophagus lymphoma
                                      |   |__esophagus melanoma
                                      |   |__esophagus sarcoma(+)
                                      |   |__malignant granular cell esophageal tumor
                                      |   |__neurofibroma of the esophagus
                                      |__gastroesophageal cancer
                                      |   |__gastroesophageal adenocarcinoma(+)
                                      |__gastrointestinal carcinoma
                                      |__gastrointestinal lymphoma
                                      |__gastrointestinal neuroendocrine tumor
                                      |__gastrointestinal stromal tumor 5 rec.
                                      |__hepatobiliary system cancer 8 rec.
                                      |   |__biliary tract cancer(+)
                                      |   |__liver cancer(+) 8 rec.
                                      |__intestinal cancer 272 rec.
                                      |   |__appendix cancer(+)
                                      |   |__large intestine cancer(+) 134 rec.
                                      |   |__small intestine cancer(+)
                                      |__oral cavity cancer
                                      |   |__cheek mucosa cancer
                                      |   |__gum cancer(+)
                                      |   |__hard palate cancer
                                      |   |__lip cancer(+)
                                      |   |__oral rhabdomyosarcoma
                                      |   |__oral squamous cell carcinoma
                                      |   |__retromolar area cancer
                                      |   |__salivary gland cancer(+)
                                      |   |__soft palate cancer(+)
                                      |   |__tongue cancer(+)
                                      |   |__vestibule of mouth cancer
                                      |__pharynx cancer 15 rec.
                                      |   |__hypopharynx cancer(+)
                                      |   |__nasopharynx carcinoma 1 rec.
                                      |   |__oropharynx cancer(+) 14 rec.
                                      |   |__pharynx squamous cell carcinoma
                                      |__stomach cancer 22 rec.
                                          |__cardia cancer(+)
                                          |__diffuse gastric cancer(+) 4 rec.
                                          |__gastric fundus cancer(+)
                                          |__gastric gastrinoma
                                          |__gastric leiomyosarcoma
                                          |__gastric liposarcoma
                                          |__gastric lymphoma
                                          |__gastric teratoma(+)
                                          |__malignant gastric germ cell tumor(+)
                                          |__malignant gastric granular cell tumor
                                          |__pylorus cancer(+)
                                          |__stomach carcinoma(+) 9 rec.