Le CARJ a atteint un nouveau jalon cette année, terminant une année 2025 très réussie. Le CARJ avait reçu un record de 363 soumissions, le nombre total définitif étant susceptible d’être supérieur. @caradiologists.bsky.social

The CARJ reached a new milestone this year, capping off a very successful 2025. In total, the CARJ received a record of 363 submissions. @caradiologists.bsky.social

Japan's medical imaging revolution covers it all: Upright CT scans, AI breast/gynecologic cancer detection, advanced abdominal imaging with photon-counting CT, brain waste clearance research (glymphatic system), & Large Language Models transforming diagnostics.

The ‘FLAIR motor’ sign—a loss of normal low signal in the precentral cortex on MRI—shows 86% sensitivity & 100% specificity for detecting adult hypoxic-ischemic brain injury after cardiac arrest. A reliable tool for early diagnosis. https://journals.sagepub.com/doi/full/10.1177/08465371251352699

This review outlines the key imaging pitfalls in focal lesion detection and characterization due to diffuse liver disease and offers practical, evidence-based strategies to overcome them. https://journals.sagepub.com/doi/full/10.1177/08465371251383887

Radiomics shows promise for early detection of aggressive pancreatic cancer (PDAC) by extracting detailed imaging data. But challenges like image variability slow clinical use. Overcoming these barriers is key to improving survival through timely diagnosis.

AI tools often misrepresent radiologists vs. medical radiation technologists—showing bias in roles, gender, & race. 82% of MRTs depicted correctly vs. only 56% of radiologists. https://journals.sagepub.com/doi/full/10.1177/08465371251350085

Breast MRI-guided biopsies of high T2 signal lesions found 20% malignancy, mainly DCIS & IDC. T2 hyperintensity alone isn’t enough to rule out cancer—age, kinetics, and clinical context matter. https://journals.sagepub.com/doi/full/10.1177/08465371251346137

Radiology decisions shape lives, but how often do we capture what patients feel and experience? Our review highlights why PROMs & are essential to bridge that gap, and how to make them work in radiology practice. https://journals.sagepub.com/doi/full/10.1177/08465371251387572

It's paradoxical that, as reliance upon and capabilities of radiological investigation grow, radiologists' direct interaction with patients and referring colleagues seems to be diminishing. https://journals.sagepub.com/doi/abs/10.1177/08465371251386863

Canadian radiology research drives patient care through innovation & teamwork. From lung nodule management to sports imaging & breast cancer screening, top universities like Dalhousie, UBC, Ottawa & Montréal lead global advances. https://journals.sagepub.com/doi/full/10.1177/08465371251346687

Physicians in Canada are disproportionately concentrated in urban centers, with rural regions facing significant gaps in specialist care. The geo-spatial characteristics of IR in Canada have not been systematically studied. https://journals.sagepub.com/doi/full/10.1177/08465371251385534

Prompted by new evidence and recent international guidelines, the Incidental Findings Working Group re-evaluated the literature and assessed both the 2022 SRU Consensus Recommendations and the 2022 joint European guidelines. https://journals.sagepub.com/doi/full/10.1177/08465371251346728

By providing accessible, engaging, and equitable opportunities for knowledge-sharing, VTD continues to support the next generation of radiologists across Canada.

Thanks to Dr. Richard Walker for providing an update on the latest guidelines and news from the CARJ at the Alberta Society of Radiologists annual event!

Le Journal de la CAR (CARJ) consacre son numéro de novembre 2025 à un enjeu incontournable de notre époque : les changements climatiques et les conséquences environnementales des soins de santé et de la radiologie en particulier. @katehanneman.bsky.social @caradiologists.bsky.social

The CAR Journal (CARJ) is taking on the most pressing concern of our time by focusing the November 2025 issue on climate change and how the energy consumption of radiology and healthcare factors into the health of our planet. @katehanneman.bsky.social @caradiologists.bsky.social

Breast imaging training in Canadian radiology shows wide variability. While all offer 4 months’ exposure, many lack multidisciplinary rounds and uniform assessments. https://journals.sagepub.com/doi/full/10.1177/08465371251344246

Nearly half of lower extremity CTAs were done on trauma patients with normal exams—none needed intervention. Hard signs of vascular injury strongly predict positive CTAs. Using tailored criteria can cut costs and reduce ER wait times. https://journals.sagepub.com/doi/full/10.1177/08465371251342064

After-hours interventional radiology (IR) services in Ontario hospitals are limited, with only 70% of IR departments offering on-call coverage. Demand is rising, but staffing shortages remain the biggest barrier. https://journals.sagepub.com/doi/full/10.1177/08465371251340368

Sustainability in radiology QI projects boosts patient care while protecting the planet. The SusQI model balances environmental, social & economic factors, creating a triple win. https://journals.sagepub.com/doi/full/10.1177/08465371251340243

New recommendations aim to reduce MRI overuse for shoulder, hip, and knee conditions. Developed through expert consensus using the latest CAR guidelines, they promote value-based radiology and healthcare resource stewardship. https://journals.sagepub.com/doi/full/10.1177/08465371251339389

Le numéro de novembre 2025 est désormais disponible en ligne ! L'accès au CARJ est gratuit pour tous les membres de la CAR.

Read the November 2025 issue, now available online! The CARJ is free to access for all CAR members.

Bariatric surgery is on the rise—radiologists must recognize normal post-op anatomy and complications. This review covers key imaging features across common and uncommon procedures to aid early diagnosis. https://journals.sagepub.com/doi/full/10.1177/08465371251336977

In a prospective cohort without known CVD undergoing mammography, notification of BAC and CAC status prompted high follow-up rates with PCPs and lifestyle modifications. https://journals.sagepub.com/doi/full/10.1177/08465371251337022

18F-FDG PET/CT is highly effective in detecting immune-related adverse events (IRAEs) in metastatic melanoma patients undergoing immunotherapy. It identified 92% of IRAEs, including 33% not suspected clinically, making it a valuable tool in managing adverse effects. 🔗 https://bit.ly/47aH5u7

Chronic pelvic pain affects 26% of women, with pelvic venous disorders (PeVD) often overlooked. Advanced imaging like Doppler US, CT, and MR venography help diagnose PeVD early. Raising awareness and teamwork among specialists is key to better care. 🔗 https://bit.ly/4hawS5v

Great leaders are made through practice, mentorship, and principled decision-making. In today’s fast-changing healthcare landscape, we need leadership at every level. Support, space, and persistence make it possible. @katehanneman.bsky.social

🌍 MRI can consume up to 60 kWh/scan—making imaging a major environmental concern. From AI-driven efficiency to wastewater contrast separation, radiology must go green. Time to balance diagnostic power with planetary health. 🔗 https://journals.sagepub.com/doi/full/10.1177/08465371251327143

🍼 Ultrasound is a safe, effective tool for evaluating the neonatal spine—ideal for detecting anomalies like tethered cord, syringomyelia, and more. This review highlights indications, techniques, and anatomy to guide early diagnosis. https://journals.sagepub.com/doi/full/10.1177/08465371251327867

Considering becoming a reviewer or getting more involved with peer review? @journals.sagepub.com offers a free webinar to guide you through the process of conducting peer review, including how to get started, basic principles of reviewing articles, and what journal editors expect from reviewers.⬇️

🌱 Interventional radiology is resource-intensive—but there's room to go green. From cutting energy use to reducing waste, this review highlights practical steps IR can take toward sustainability. 🔗 https://journals.sagepub.com/doi/full/10.1177/08465371251326793

🧠 A GTA survey shows physicians prefer structured over free-text radiology reports—especially for CTA Head & Neck. But some still value free-text flexibility. Time to develop reporting guidelines to boost clarity & care. https://journals.sagepub.com/doi/full/10.1177/08465371251328260

📊 Adherence to STARD 2015 in diagnostic accuracy imaging studies has improved—from 55% in 2016 to 61% in 2024—but reporting remains incomplete. https://journals.sagepub.com/doi/full/10.1177/08465371251324090

Radiology contributes up to 1% of global GHG emissions. As imaging demand rises, so must our commitment to sustainability. Planetary health must guide how we image, lead, and adapt. It’s time for climate-conscious radiology. 🌍💡 https://journals.sagepub.com/doi/full/10.1177/08465371251322733

Deep learning-based contrast boosting (DL-CB) enhances image quality & measurement reliability in low-contrast media CT for pre-TAVR—offering a safer option for patients with renal dysfunction, without the need for dual-energy CT. https://journals.sagepub.com/doi/abs/10.1177/08465371251322054

🌍 Climate change is the defining challenge of our time. Rising temps threaten health & healthcare systems. Radiology can play a vital role in understanding & responding to climate impacts while striving for sustainable care delivery. https://journals.sagepub.com/doi/full/10.1177/08465371251322762

LLMs with RAG boost adherence to Canadian radiology guidelines for incidental hepatobiliary findings, improving accuracy (up to 97%) without slowing response times. RAG shows promise for enhancing evidence-based clinical decisions. https://journals.sagepub.com/doi/full/10.1177/08465371251323124

This review explores how to make oncologic imaging more sustainable: reduce low-value scans, cut waste, optimize AI use, and lower travel emissions—all while keeping patient outcomes front and center. ♻️🩻 https://journals.sagepub.com/doi/full/10.1177/08465371251323107

An AI tool predicting ED disposition in CAP patients via chest X-rays showed consistent performance in retrospective & prospective validation (AUC 67%). https://journals.sagepub.com/doi/full/10.1177/08465371251320938

The purpose of this study was to confirm the association of a pre-biopsy PET/CT scan with a higher diagnostic rate for CT-guided lung biopsy, assess the association with post-biopsy complications, and identify alternate safer sites. https://journals.sagepub.com/doi/full/10.1177/08465371241306731

Neurosonography is essential for rapid evaluation of neonatal brain pathologies. This review emphasizes its clinical applications in pediatric care, from identifying scalp lesions to detecting cerebrovascular abnormalities. 🧠🍼 https://journals.sagepub.com/doi/full/10.1177/08465371241308849

The Osteoporosis Canada clinical practice guideline was updated in 2023. This review discusses the FRAXTM risk calculation tool, and how transition to FRAX-based reporting can be accommodated in a radiology workflow. https://journals.sagepub.com/doi/full/10.1177/08465371241307945

In jurisdictions where 2-D mammography is used for screening and surveillance, and where access to supplemental screening is limited, ultrasound can play a significant role for women with categories c and d densities with a high ICDR. https://journals.sagepub.com/doi/full/10.1177/08465371251318578

The study highlights variability in how primary care providers in BC utilize BI-RADS density scores reported on normal mammograms of average-risk, asymptomatic patients. https://journals.sagepub.com/doi/full/10.1177/08465371241306737

Dual-energy and spectral photon-counting CT, new applications of artificial intelligence and image rendering often in combination with imaging biomarkers, hold considerable promise in addressing the challenges faced by pancreatic tumors. https://journals.sagepub.com/doi/abs/10.1177/08465371251319965

New evidence supports using CT/MRI LI-RADS for all at-risk patients—regardless of age, sex, cirrhosis, or HBV status. A meta-analysis of 23 studies shows consistent HCC associations across major features. 📊🧠 https://journals.sagepub.com/doi/full/10.1177/08465371241306297

Every year, the CARJ publishes high-quality studies from radiologists and researchers and selects a stand-out publication as the Editor’s Award for Best Paper. The entire CARJ editorial team is pleased to announce the 2025 winning publication! @caradiologists.bsky.social

This review summarizes the current applications of artificial intelligence (AI) in acute thoracic imaging, highlighting its strengths, limitations and future research opportunities. @katehanneman.bsky.social https://journals.sagepub.com/doi/full/10.1177/08465371251322705