Words similar to non-contrast

Example sentences for: non-contrast

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These dimensions have been assessed in the modern era of stroke clinical trials by clinical criteria at the bedside, usually aided by the exclusion of cerebral hemorrhage or other non-ischemic pathology by non-contrast computed tomography (CT) scan as the only imaging tool required.
Since the pioneering study on the role of UHCT in the evaluation of ureteric colic by Smith et al [ 1 ] in 1995, a number of studies have shown the superiority of non-contrast enhanced CT over IVU and Ultrasonography [ 2 3 4 5 ] . Its sensitivity and specificity is reported to be more than 95% and 96 % respectively [ 1 2 3 4 5 6 ] . An important disadvantage is a higher radiation dose to the patient [ 7 ] . Denton [ 8 ] noted a difference of 2.5 mSv versus 4.7 mSv in the radiation dose to the patient between IVU and UHCT performed for renal colic.