CT Pancreas (Dual-Phase) — Dictation, Appropriateness, and Dose for Residents
Multiphase contrast-enhanced CT of the pancreas with pancreatic parenchymal phase (40 sec) and portal venous phase (70 sec). Used for pancreatic mass…
Author: Pouyan Golshani
Founder of GigHz. Physician, builder, and deep-tech advisor exploring the intersections of advanced materials, medicine, and market strategy. I help innovators refine ideas, connect to the right stakeholders, and bring meaningful solutions to life — one signal at a time.
CT Triphasic Liver (HCC Protocol) — Dictation, Appropriateness, and Dose for Residents
Multiphase contrast-enhanced CT of the liver designed to characterize hepatocellular carcinoma using LI-RADS criteria. Captures arterial, portal venous,…
CT Abdomen/Pelvis Without Contrast (Renal Stone) — Dictation, Appropriateness, and Dose for Residents
Low-dose non-contrast CT abdomen and pelvis to detect urinary tract calculi. The first-line study for acute flank pain with suspected urolithiasis….
CT Abdomen/Pelvis with IV Contrast — Dictation, Appropriateness, and Dose for Residents
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…
CT Cardiac Function and Morphology — Dictation, Appropriateness, and Dose for Residents
Retrospectively ECG-gated cardiac CT acquired across the entire cardiac cycle to evaluate ventricular function, wall motion, valvular morphology, and…
CT TAVR Planning — Dictation, Appropriateness, and Dose for Residents
Comprehensive ECG-gated multiphase CT for transcatheter aortic valve replacement planning — annular sizing, peripheral access route, coronary heights, and…
CTA Coronary Arteries (CCTA) — Dictation, Appropriateness, and Dose for Residents
ECG-gated contrast-enhanced CT of the coronary arteries with strict heart-rate control and beta-blocker preparation. Quantifies anatomic stenosis…
CT Coronary Calcium Score — Dictation, Appropriateness, and Dose for Residents
Non-contrast, ECG-gated CT of the heart that quantifies coronary artery calcification. The Agatston score stratifies atherosclerotic cardiovascular…
CTA Chest (Thoracic Aorta) — Dictation, Appropriateness, and Dose for Residents
Contrast CT angiography of the thoracic aorta, ECG-gated when possible, from arch through diaphragmatic crus. The diagnostic gateway for aortic…
CT Lung Cancer Screening (Low-Dose) — Dictation, Appropriateness, and Dose for Residents
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…