The GigHz Journal
Physician-led writing on AI, finance, ASCs, and the future of clinical work. 1,276 posts · 19 topics
Which Imaging Is Best for a Fixed Neurologic Deficit Lasting Over 6 Hours?
ACR-guided imaging workflow for New focal neurologic defect, fixed or worsening. Longer than 6 hours. Suspected stroke. (Cerebrovascular…
Which Imaging Study Is Best for an Acute Focal Neurologic Deficit Within 6 Hours?
ACR-guided imaging workflow for New focal neurologic defect, fixed or worsening. Less than 6 hours. Suspected stroke. (Cerebrovascular…
MRI vs. CT for Complicated Acute Rhinosinusitis: An ACR-Guided Workflow
ACR-guided imaging workflow for Acute rhinosinusitis with suspected orbital or intracranial complication. Initial Imaging. (Sinonasal Disease): recommended
Why Is Imaging Usually Not Recommended for Acute Uncomplicated Rhinosinusitis?
ACR-guided imaging workflow for Acute (less than 4 weeks) uncomplicated rhinosinusitis. Initial Imaging. (Sinonasal Disease): recommended study, differenti
Which Imaging Study Is Best for Renovascular Hypertension with Severe Renal Dysfunction?
ACR-guided imaging workflow for High index of suspicion of renovascular hypertension. Decreased renal function, eGFR
What Imaging Is Best for Ovarian Cancer Screening in High-Risk Postmenopausal Women?
ACR-guided imaging workflow for Adult. Ovarian cancer screening. Postmenopausal. High risk. (Ovarian Cancer Screening): recommended study, differential, do
What Imaging Is Best for Ovarian Cancer Screening in High-Risk Premenopausal Women?
ACR-guided imaging workflow for Adult. Ovarian cancer screening. Premenopausal. High risk. (Ovarian Cancer Screening): recommended study, differential, dow
Should You Order Screening Ultrasound for Ovarian Cancer in Average-Risk Postmenopausal Women?
ACR-guided imaging workflow for Adult. Ovarian cancer screening. Postmenopausal. Average risk. (Ovarian Cancer Screening): recommended study, differential,
Should You Order an Ultrasound for Ovarian Cancer Screening in Average-Risk Premenopausal Women?
ACR-guided imaging workflow for Adult. Ovarian cancer screening. Premenopausal. Average risk. (Ovarian Cancer Screening): recommended study, differential,
What Imaging Is Best for Suspected Aerodigestive Injury After Penetrating Neck Trauma?
ACR-guided imaging workflow for Penetrating neck injury. Normal or equivocal CTA. Concern for aerodigestive injury. (Penetrating Neck Injury):…
Why Is Arteriography the Next Step for Penetrating Neck Injury After a Normal CTA?
ACR-guided imaging workflow for Penetrating neck injury. Normal or equivocal CTA. Concern for vascular injury. (Penetrating Neck Injury):…
Should You Order Radiography for a Penetrating Neck Injury with Soft Signs?
ACR-guided imaging workflow for Penetrating neck injury. Clinical soft injury signs. (Penetrating Neck Injury): recommended study, differential, downstream
What Is the Best Initial Therapy for Severe Claudication from TASC A Iliac Artery Stenosis?
ACR-guided imaging workflow for Adult. Past medical history of heavy smoking. Severe claudication without rest pain. CTA demonstrates…
What Is the Best Initial Therapy for TASC C Bilateral Common Iliac Occlusion?
ACR-guided imaging workflow for Adult. Past medical history significant for diabetes mellitus, hypertension, and heavy smoking. Gradually increasing…
How Should You Manage Acute Iliac Artery Occlusion in a Patient with Atrial Fibrillation?
ACR-guided imaging workflow for Adult. Known atrial fibrillation and spine surgery performed within the past month. Sudden-onset right…
Should You Order a Bone Scan for Staging Suspected Metastatic Breast Cancer?
ACR-guided imaging workflow for Adult female or male or transfeminine (male-to-female) or transmasculine (female-to-male). Known breast cancer with…
What’s the Best Initial Imaging to Assess Neoadjuvant Therapy Response in Breast Cancer?
ACR-guided imaging workflow for Adult female or male or transfeminine (male-to-female) or transmasculine (female-to-male). Known breast cancer. Imaging…
What Is the Best Initial Imaging to Stage Breast Cancer Before Neoadjuvant Therapy?
ACR-guided imaging workflow for Adult female or male or transfeminine (male-to-female) or transmasculine (female-to-male). Known breast cancer. Initial…
Which Imaging Study Best Detects HCC Recurrence After Treatment? An ACR-Guided Workflow
ACR-guided imaging workflow for Chronic liver disease. Previous diagnosis of HCC. Post-treatment monitoring for HCC. (Chronic Liver Disease):…
What Is the Best Imaging for HCC Screening in Chronic Liver Disease?
ACR-guided imaging workflow for Chronic liver disease. No prior diagnosis of hepatocellular carcinoma (HCC). Screening and surveillance for…
Which Imaging Is Best for Suspected Hip Bursitis or Tendonitis After Negative X-rays?
ACR-guided imaging workflow for Chronic hip pain. Suspect noninfectious extra-articular abnormality, such as tendonitis or bursitis. Radiographs negative…
What Is the Best Imaging for Staging High-Risk Prostate Cancer?
ACR-guided imaging workflow for Clinically established high-risk prostate cancer. Staging. (Pretreatment Detection, Surveillance, and Staging of Prostate C
Which Imaging Study Is Best for Staging Intermediate-Risk Prostate Cancer?
ACR-guided imaging workflow for Clinically established intermediate-risk prostate cancer. Staging or surveillance. (Pretreatment Detection, Surveillance, a
What Is the Best Imaging for Active Surveillance of Low-Risk Prostate Cancer?
ACR-guided imaging workflow for Clinically established low-risk prostate cancer. Active surveillance. (Pretreatment Detection, Surveillance, and Staging of
Written and reviewed by Pouyan Golshani, MD, Interventional Radiologist — Last updated May 25, 2026