ARRS

71-year-old woman at high-risk for HCC due to chronic hepatitis B. Patient underwent CEUS using perfluorobutane. (A) Arterial-phase CEUS image (12 seconds after injection) shows 25-mm segment-8 lesion with nonrim hyperenhancement (arrow). (B) CEUS image in portal-venous phase (48 seconds) shows corresponding early washout (arrow). (C) CEUS image in late phase (2 minutes) shows corresponding late and mild washout (arrow). (D) CEUS image in Kupffer phase (15 minutes) shows marked Kupffer defect (arrow). Patie
News | Magnetic Resonance Imaging (MRI)
CEUS With Perfluorobutane Diagnoses High-Risk HCC

November 17, 2022 — According to an accepted manuscript published in ARRS’ American Journal of Roentgenology (AJR) ...

Time November 17, 2022
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Sarah Kamel, MD
News | Radiology Business
ARRS Names Sarah Kamel, Ankur Goyal AJR Figley, Rogers Radiology Journalism Fellows

November 11, 2022 — The American Roentgen Ray Society (ARRS) is proud to announce Dr. Sarah Kamel of Thomas Jefferson ...

Time November 11, 2022
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76-year-old male patient who underwent right lower lobectomy for lung cancer. (A) Axial image from preop DECT chest exam shows 2.3-cm part-solid nodule in right lower lobe (arrow). Nodule confirmed to represent lung adenocarcinoma, based on pathologic assessment of surgical specimen. (B) Monochromatic image at 70-KeV with color overlay shows segmentation of five pulmonary lobes. Red indicates upper lobes; yellow indicates right middle lobe; and blue indicates lower lobe. 3D volume-rendering images from (C)
News | Computed Tomography (CT)
DECT Assesses Postoperative Lung Volume, Perfusion Changes

November 7, 2022 — According to an accepted manuscript published in ARRS’ American Journal of Roentgenology (AJR) ...

Time November 07, 2022
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Screenshot of communication and tracking tool for radiologist-recommended follow-up imaging
News | PACS
PACS, EHR Tool Identifies Incomplete, Clinically Necessary Follow-up Imaging

October 28, 2022 — According to an accepted manuscript published in ARRS’ American Journal of Roentgenology (AJR) ...

Time October 28, 2022
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54-year-old with pathologically confirmed inflammatory adenoma in left lobe that underwent evaluation by gadoxetate disodium-enhanced MRI. Axial T1-weighted fat-saturated precontrast image shows isointensity to liver of adenoma (arrow). Axial arterial-phase postcontrast image shows hyperintensity to liver (arrow). Axial portal-venous phase postcontrast image shows hyperintensity to liver (arrow). Axial hepatobiliary-phase postcontrast image shows hyperintensity to liver (arrow). Hepatobiliary-phase liver-to
News | Magnetic Resonance Imaging (MRI)
Gadoxetate Disodium–Enhanced MRI Algorithm Identifies Hepatocellular Adenomas

October 12, 2022 — According to an article in ARRS’ American Journal of Roentgenology (AJR), findings on gadoxetate ...

Time October 12, 2022
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58-year-old patient referred for complex IVC filter retrieval after dwell time of 72 months.
News | ARRS
Referral Centers Offer High Success, Low Adversity for Complex Inferior Vena Cava Filter Retrievals

October 4, 2022 — According to an article in ARRS’ American Journal of Roentgenology (AJR), large specialized referral ...

Time October 04, 2022
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33-year-old patient (gestational age, 30 weeks and 6 days), without in utero opioid exposure, who underwent fetal MRI
News | Pediatric Imaging
MRI Findings in Opioid-Exposed Fetuses Show Smaller Brain Size

September 29, 2022 — According to an open-access Editor’s Choice article in ARRS’ American Journal of Roentgenology (AJR ...

Time September 29, 2022
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Example patient decision aid for transarterial radioembolization (TARE). Reproduced courtesy of the Interventional Initiative, a not-for-profit organization devoted to clinician and patient awareness, access, and advocacy related to minimally invasive image-guided procedures.
News | Interventional Radiology
Patient Decision Aids Enhance Informed Consent for Interventional Radiology Procedures

September 21, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), incorporating patient decision aids ...

Time September 21, 2022
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57-year-old patient with breast biopsy clips who underwent breast MRI for high-risk screening. A. Axial T1-weighted non-fat-saturated MR image shows no area of signal void. No reader detected clip using this sequence. B. Axial contrast-enhanced in-phase Dixon image shows signal void in right breast (arrow), which corresponded with MammoMark/CorMark Bread Tie biopsy clip. All three readers detected clip on this sequence, with confidence scores of 4, 3, and 2; assessments all classified as true positives (i.e
News | MRI Breast
Contrast-Enhanced In-Phase Dixon Sequence: Impact on Biopsy Clip Detection on Breast MRI

September 16, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), the contrast-enhanced in-phase Dixon ...

Time September 16, 2022
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70-year-old White male patient with weight of 79.8 kg, BMI of 29.3, low cardiovascular risk factors (nonsmoker, no diabetes diagnosis, blood pressure of 120/78). Left: Axial CT image at level of L3 vertebral body. Right: Matching automated segmentation label map. Visceral fat area z score is 1.41, corresponding to the 92nd percentile. Patient experienced both subsequent myocardial infarction and stroke.
News | Computed Tomography (CT)
CT-Derived Body Composition With Deep Learning Predicts Cardiovascular Events

August 31, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), fully automated and normalized body ...

Time August 31, 2022
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According to ARRS’ American Journal of Roentgenology (AJR), machine learning models applied to presently underutilized imaging features could help construct more reliable criteria for organ allocation and liver transplant eligibility.
News | Magnetic Resonance Imaging (MRI)
Machine Learning Models Predict Hepatocellular Carcinoma Treatment Response

August 18, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), machine learning models applied to ...

Time August 18, 2022
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57-year-old man who underwent coronary CTA using two-breath-hold subtraction technique to assess patency of coronary artery stent.
News | Computed Tomography (CT)
Deep Learning, Subtraction Technique Optimal for Coronary Stent Evaluation by CTA

August 15, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), the combination of deep-learning ...

Time August 15, 2022
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EHR screenshot showing sidebar text displayed to referring clinicians after placing orders for body CT (neck, chest, or abdomen and pelvis), describing iohexol shortage and providing appropriate strategies for iodinated contrast media conservation.
News | Contrast Media
EHR Interventions for Contrast Media Shortage Impact CT Utilization

August 3, 2022 — According to an open-access article in ARRS’ American Journal of Roentgenology (AJR), electronic health ...

Time August 03, 2022
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According to ARRS’ American Journal of Roentgenology (AJR), an AI tool for detection of incidental pulmonary embolus (iPE) on conventional contrast-enhanced chest CT examinations had high NPV and moderate PPV, even finding some iPEs missed by radiologists
News | Computed Tomography (CT)
Incidental Pulmonary Embolism on Chest CT: AI vs. Clinical Reports

July 21, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), an AI tool for detection of incidental ...

Time July 22, 2022
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the findings could be used to inform the committee on BI-RADS regarding the possible incorporation of the MBI lexicon into the BI-RADS Atlas
News | Breast Imaging
Molecular Breast Imaging Lexicon Informs Interpretation

July 21, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), understanding the likelihood of malignancy ...

Time July 22, 2022
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a 5-tiered CT scoring algorithm may represent a clinically useful tool for diagnosis of clear-cell renal cell carcinoma (RCC) in small (≤4 cm) solid renal masses.
News | Computed Tomography (CT)
CT Algorithm for Clear-cell Renal Cell Carcinoma in Small Solid Masses

June 30, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), a 5-tiered CT scoring algorithm may ...

Time June 30, 2022
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41-year-old woman with invasive ductal carcinoma (G2, luminal B) of right breast
News | MRI Breast
Contrast-Enhanced Mammography vs. MRI: Neoadjuvant Therapy Response in Breast Cancer

June 22, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), contrast-enhanced mammography (CEM) may be a ...

Time June 22, 2022
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Platform displayed within additional image series to interpreting radiologist
News | Artificial Intelligence
AI Saves One Hour of Daily Chest CT Interpretation Time in Prospective Randomized Study

June 14, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), incorporating AI support into clinical ...

Time June 14, 2022
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Left: UDFF—operator places crossbar at liver capsule, with sample ROI fixed 1.5 cm deep from crossbar, to ensure measurement obtained sufficiently deep to liver capsule. Overall UDFF was 3%. Right: Median MRI PDFF from three acquisitions was 3%, demonstrating agreement.
News | Ultrasound Imaging
Hepatic Steatosis Detection by Ultrasound Versus MRI Proton-Density Fat Fraction

June 7, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), ultrasound-derived fat fraction (UDFF) is ...

Time June 07, 2022
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According to ARRS’ American Journal of Roentgenology (AJR), evaluating chest CT findings offers an additional approach for demonstrating the efficacy of different COVID-19 vaccines in reducing the impact of a COVID-19 diagnosis.
News | Coronavirus (COVID-19)
COVID-19 Vaccine Impact on Chest CT of Pneumonia in Symptomatic Patients

June 1, 2022 — According to ARRS’ American Journal of Roentgenology (AJR), evaluating chest CT findings offers an ...

Time June 01, 2022
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