Unenhanced helical CT for suspected acute appendicitis.

摘要: The purpose of this study was to determine the diagnostic accuracy unenhanced helical CT scans in patients with a suspected acute appendicitis.Over 20-month period, 109 adult appendicitis were referred by emergency department for an scan. Each scan obtained single breath-hold from T12 vertebral body public symphysis using 5-mm collimation and pitch 1.6. No given oral or IV contrast media. primary criteria diagnosing identification appendix transverse diameter larger than 6 mm associated periappendiceal inflammatory changes. presence appendicolith considered secondary finding as isolated inflammation; however, not diagnosed such unless enlarged definitely identified. Final diagnoses established surgical clinical follow-up compared original ...