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|Medical Diagnosis, Chronic Illnesses: Appendicitis / Appendectomy |
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|General Definition (incidence, prevalence, etiology): |
|Appendicitis is the inflammation and infection of the vermiform appendix, a small lymphoid, tubular, blind sac at the end of the cecum. The most common cause of emergency surgery in children and |
|adolescents. |
|Common causes of obstruction and subsequent appendicitis include lymphoid swelling related to viral infection, impacted fecal material, foreign bodies, tumor of the cecum or appendix, intramural |
|thickening caused by excessive growth of lymphoid tissue, and parasites. In most cases no definitive causes can be identified at the time of surgery. |
|Occurs with equal frequency in both sexes, with most cases occurring during adolescence and early adulthood. |
|Uncommon