Gastrinoma in the early stages will have signs and symptoms of indigestion or similar to irritable bowel disease (IBD) such as: * Hypergastrinemia * Ulcers of the duodenum, stomach, and small intestine. * Severe diarrhea. * Generalized cancer symptoms. * Pain and Bleeding in stool. * Obstruction of intestine. * Weight loss/ poor appetite * Anemia (Due to Vitamin B12 malabsorption, and bleeding) * Hematemesis * Gastroesophageal reflux disease * Esophageal complications (Barrett's esophagus, esophagitis, stricture formation) * Vomiting * Steatorrhea * Depression
medical cause of Zollinger–Ellison syndrome
medical cause of Exocrine pancreatic insufficiency
medical cause of Gastritis
caption of Plummer–Vinson syndrome
symptom of Coeliac disease
complications of Crohn's disease
symptom of Autoimmune polyendocrine syndrome type 1
complications of Helicobacter pylori