by up to 22%; therefore, early diagnosis and treatment is Purpose: To evaluate the accuracy of magnetic resonance important [1, 2]. imaging (MRI) in the diagnosis of acute appendicitis in Computed tomography (CT) is widely used to eval- pregnant patients and the value of additional diffusion- uate patients for suspected appendicitis with a reported weighted MRI (DWI). sensitivity and speciﬁcity of 91%–98.5% and 90%–98%, Methods: A total of 125 pregnant patients with clinically respectively [3, 4]; however, CT has disadvantages in suspected appendicitis who underwent 1.5 T MRI were pregnant patients due to ionizing radiation and the use of enrolled between May 2011 and January 2016. During iodinated contrast medium. Ultrasonography (US) is this period, two radiologists prospectively predicted usually the first-line imaging modality in pregnant pa- acute appendicitis on MRI during daily interpretation. tients with suspected appendicitis; however, the quality We retrospectively reviewed clinical records, and radio- of US is heavily dependent on physician technique. logical results were correlated with surgical pathology Identifying the appendix is difficult in pregnant patients and clinical outcomes. We calculated the sensitivity, and the reported diagnostic yield varies widely; therefore, specificity, and accuracy of MRI for diagnosing acute there is continued debate regarding
Abdominal Radiology – Springer Journals
Published: Jun 4, 2018
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