Carcinoid Tumor
Carcinoid tumor is a type of neuroendocrine tumor Pathophysiology 1) contains and may secrete physiologically active substances 2) occurs in GI tract (appendix, rectum, small bowel, stomach), thymus, lung, ovary, and testes 3) produces “local” symptoms, systemic but non-carcinoid syndrome symptoms, and systemic carcinoid syndrome symptoms Signs and Symptoms of Carcinoid Tumor Local Symptoms 1) appendix – usually asymptomatic and found incidentally on appendectomy 2) small intestine – obstruction, episodic abdominal pain, bleeding 3) rectum – bleeding, constipation, and diarrhea 4) stomach/thym...
Source: Inside Surgery - November 18, 2013 Category: Surgeons Authors: Editor Tags: Oncology 5-HIAA appendix flushing GI metastases motilin serotonin Source Type: blogs