Chemotherapy and radiation are also used. Whenever possible, complete surgical resection is recommended. Leiomyosarcoma – This is a malignant tumor arising from the muscle wall of the intestine and can also arise from a benign leiomyoma. Symptoms include crampy-like abdominal pain, weight loss, features of malabsorption, bleeding, or even bowel obstruction. Intestinal Lymphoma – Intestinal lymphoma of the small intestine is a recognized complication of celiac sprue, and can occur in immunodeficiency syndromes. Images showing the inside of a healthy small intestine (top) and another showing multiple tumors inside the small intestine (bottom). Chemotherapy and radiation may be helpful. Options include endoscopic removal and surgery. Treatment depends on the location, size and shape of the tumor, and whether it has spread. The tumor may be diagnosed by radiologic techniques (barium studies), endoscopy or surgery, and confirmed by biopsy sampling. Patients can present with obstruction or bleeding. surgery joining the urinary system with the intestines), and neurofibromatosis. Other risk factors for adenocarcinoma include Crohn's disease, celiac sprue, different types of previous surgery (i.e. Most tumors occur at the ampulla in the duodenum. Malignant TumorsĪdenocarcinoma – Adenocarcinoma of the small intestine probably develops mainly from adenomas.
Tumors can also become ulcerated and bleed. The larger the tumor, the more likely the patient will experience symptoms of bowel obstruction. Symptoms can be chronic and/or intermittent and include abdominal pain, nausea, weight loss and bleeding. Nearly half of all benign small intestine tumors are found only incidentally either during an operation or an investigation to visualize the intestine for other reasons. Most small intestine tumors are clinically silent for long periods. Some benign tumors can progress and become malignant (i.e. They are usually single, but may be multiple particularly in certain syndromes (i.e.
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