organ system cancer +
gastrointestinal system disease +

appendix disease +
autoimmune disease of gastrointestinal tract +
breast cancer +
cardiovascular cancer +
diarrhea +
endocrine gland cancer +
esophageal atresia/tracheoesophageal fistula
esophageal disease +
gallbladder disease +
gastroenteritis +
gastroesophageal reflux disease
gastrointestinal anthrax +
gastrointestinal system benign neoplasm +
gastrointestinal tularemia
head and neck cancer +
hematologic cancer +
hepatobiliary disease +
immune system cancer +
integumentary system cancer +
intestinal disease +
juvenile polyposis syndrome
mouth disease +
mucositis
musculoskeletal system cancer +
nervous system cancer +
peptic ulcer disease +
perinatal necrotizing enterocolitis
peritoneum cancer +
peritonitis +
reproductive organ cancer +
respiratory system cancer +
stomach disease +
thoracic cancer +
urinary system cancer +

esophageal cancer +
gastroesophageal cancer +
gastrointestinal carcinoma
gastrointestinal lymphoma
gastrointestinal neuroendocrine tumor
gastrointestinal stromal tumor
hepatobiliary system cancer +
intestinal cancer +
oral cavity cancer +
pharynx cancer +
stomach cancer +