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28 wrz 2024 · Learn about the causes, symptoms, diagnosis and treatment of acute appendicitis, a common inflammation of the vermiform appendix. CT is the most sensitive modality to detect appendicitis and its complications, such as obstruction, perforation, abscess and phlegmon.
This article reviews various CT protocols for appendicitis, identifies key CT findings for diagnosing appendicitis, discusses unusual manifestations such as chronic and recurrent appendicitis, and profiles imaging features that differentiate appendicitis from other inflammatory and neoplastic ileocecal conditions.
CT. CT is highly sensitive (94-98%) and specific (up to 97%) for the diagnosis of acute appendicitis and allows other causes of abdominal pain to be diagnosed. Usually performed with IV contrast (no oral contrast required). dilated appendix with a distended lumen ( >6 mm diameter) thickened and enhancing wall.
2 cze 2024 · Learn how to identify acute appendicitis and its complications on abdominal CT scans. See key imaging findings, clinical cases, and references from experts in radiology and emergency medicine.
1 wrz 2020 · The first steps are with the use of the appropriate imaging modality (US, CT and MRI) to locate the appendix in abdominal cavity and to identify the features of appendicitis and its complications through specific imaging signs.
5 gru 2019 · Diagnosing appendicitis on CT has a sensitivity and specificity of 87% and 76%, respectively. Oral and rectal contrast-enhanced CT imaging most often provides no additional diagnostic benefit; therefore, an intravenous contrast-enhanced CT is the recommended procedure for appropriate diagnosis.
1 paź 2020 · A Cochrane review found that CT has a high sensitivity and specificity for diagnosing appendicitis in nonpregnant adults. The review also compared different types of contrast enhancement and radiation dose for CT.
