Patients may develop abdominal pain and tenderness, nausea, vomiting, fever, hematochezia, or melena. [aafp.org]

Vague symptoms, such as abdominal distension and discomfort, fever, recurrent vomiting, passing rectal blood/melaena and/or other symptoms of acute or subacute intestinal obstruction, may be present. [patient.info]

Children with chronic esophageal foreign bodies may also present with poor feeding, irritability, fever, or stridor. [emedicine.medscape.com]

What to call the doctor for: After discharge from surgery, problems that may indicate infection such as fevers, wound redness and discharge should be addressed If there is a lot vomiting, pain not getting better with pain medications, problems stooling [eapsa.org]

Most likely, movement of the foreign matter within the intestinal tract caused partial obstruction and intermittent signs of vomiting and abdominal pain before complete obstruction occurred. 3-7 The size and color of the gastric foreign body suggested [cliniciansbrief.com]

Perforation of the stomach or intestines manifests with symptoms and signs of peritonitis such as abdominal pain, guarding, and rebound tenderness. Obstruction of the intestine causes abdominal pain, distention, and/or vomiting. [merckmanuals.com]

Patients may develop abdominal pain and tenderness, nausea, vomiting, fever, hematochezia, or melena. [aafp.org]

Symptoms suggestive of obstruction include abdominal pain, distension, vomiting and constipation. [intechopen.com]

He obtained his postdoctoral research fellowship at the Mucosal Immunology Laboratory of University of California, San Diego.Dr.Yang is an active member of the Korean Association for the Study of Intestinal Diseases (KASID) and serves as president of [books.google.com]