Low-dose non-contrast CT abdomen and pelvis to detect urinary tract calculi. The first-line study for acute flank pain with suspected urolithiasis….
The workhorse single-phase IV-contrast CT of the abdomen and pelvis acquired in the portal venous phase (~70 sec post-injection). Used for the broadest…
Retrospectively ECG-gated cardiac CT acquired across the entire cardiac cycle to evaluate ventricular function, wall motion, valvular morphology, and…
Comprehensive ECG-gated multiphase CT for transcatheter aortic valve replacement planning — annular sizing, peripheral access route, coronary heights, and…
ECG-gated contrast-enhanced CT of the coronary arteries with strict heart-rate control and beta-blocker preparation. Quantifies anatomic stenosis…
Non-contrast, ECG-gated CT of the heart that quantifies coronary artery calcification. The Agatston score stratifies atherosclerotic cardiovascular…
Contrast CT angiography of the thoracic aorta, ECG-gated when possible, from arch through diaphragmatic crus. The diagnostic gateway for aortic…
Annual ultra-low-dose non-contrast CT of the chest in eligible heavy smokers. Reduced lung cancer mortality in NLST and NELSON trials; CMS-funded since…
Thin-slice non-contrast CT of the lungs at end-inspiration with optional expiratory and prone phases. The diagnostic gold standard for interstitial lung…
Non-contrast CT of the chest for pulmonary nodule follow-up, lung parenchymal disease evaluation, and patients in whom contrast is contraindicated. Often…
