Stages of Appendicitis: When Pain Becomes an Emergency
2023年2月14日 · Appendicitis develops when a blockage occurs within the appendix lumen (the area connected to the large intestine). The blockage may be caused by impacted stool, swollen lymph nodes, a digestive tract infection or growth, or, rarely, a foreign object.
Appendicitis - Symptoms and causes - Mayo Clinic
2024年7月16日 · A blockage in the lining of the appendix, called the lumen, is the likely cause of appendicitis. This blockage can cause an infection. The bacteria then multiply quickly, causing the appendix to become inflamed, swollen and filled with pus.
Appendicitis: What Happens, Diagnosis, and Treatment
2023年1月19日 · A blockage in the appendix lumen (the inside area of the appendix that empties into the large intestine) is the primary cause of appendicitis.
Appendicitis: Early Symptoms, Causes, Pain Location ... - WebMD
2024年3月20日 · Appendicitis is an inflammation of the appendix, which is a 3 1/2-inch-long tube of tissue that runs from your large intestine on the lower right side of your body. You can get appendicitis from...
Acute appendicitis | Radiology Reference ... - Radiopaedia.org
2024年11月19日 · Appendicitis is frequently caused by obstruction of the appendiceal lumen. The appendix continues to secrete mucus which raises intra-luminal pressure causing ischemia, initially antimesenteric, and subsequent gangrene and perforation. Stasis also causes bacterial overgrowth and gas formation.
Anatomy of Appendix and Appendicitis - Medchrome
2011年7月9日 · Small lumen of appendix opens into the cecum and the orifice is guarded by a fold of mucous membrane known as ‘valve of Gerlach’. The 3 taenia coli (taenia libera, taenia mesocoli and taenia omental) of the ascending colon and caecum converge on the base of …
Appendicitis - Appendicitis - Merck Manual Professional Edition
2019年11月19日 · Appendicitis is thought to result from obstruction of the appendiceal lumen, typically by lymphoid hyperplasia but occasionally by a fecalith, foreign body, tumor, or even worms. The obstruction leads to distention, bacterial overgrowth, ischemia, and inflammation.