Dr. Jan Casselman, PhD

Clinical News
Making the invisible, visible: Meeting EU requirements on dose
Implementing an effective dose management system will help hospitals meet the new European Union legislative requirements and enable radiologists to meet their ethical responsibility to maximize patient safety, writes Dr. Jan Casselman.
March 19, 2014
2014 03 19 13 32 43 430 Casselman Jan 200 20140319203309
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Womens Imaging
Beware of mimics of female reproductive tract obstruction
Building up an understanding of imaging mimics of female reproductive tract obstruction helps to guide anatomic localization and prevent interpretive errors, according to a new analysis.
Daily quality control of mammography equipment with a 40 cm plexiglass block covering the entire detector. Photo courtesy of Tanny Visanuyanont et al and presented at EuroSafe 2025.
Womens Imaging
Swedish team advocates daily QC checks for mammography
Australia Medicine Concept Adobe Xtock
CT
Fast-tracking of overseas radiologists looms in Australia
Lateral spreading tumors (LSTs). (a–c) Example of LST-non-granular (LST-NG). (a) Sagittal 2D-image with 40–400-HU abdominal window setting indicates a large 5.6-cm lesion with subtle diffuse thickening of the rectal wall (white arrows); the surface is partially covered by a thin layer of orally administered contrast agent. (b) The appearance of the villous mat on the 3D endoscopic view highlights the nodular aspect (white arrows) at the periphery of the lesion. (c) The optical colonoscopy view with the final diagnosis of a carpet villous adenoma with low-grade dysplasia. (d–f) Example of an LST-granular (LST-G) lesion. (d) Sagittal 2D image indicating nodular thickening of the rectum wall with a 10-mm nodule (white arrow). (e) The 3D endoscopic view visualized the irregular LST with a large nodule (white arrow), similar to (f) the endoscopic image obtained the same day after CTC. It confirmed the diagnosis and allowed mucosectomy with a final pathology report of a tubulous lesion with high-grade dysplasia.
CT
French experts reflect on 30 years of CT colonography
Prostate 3 D 400
MRI
In-bore MRI-targeted biopsy effective in prostate cancer
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Beware of mimics of female reproductive tract obstruction
By Philip Ward
Building up an understanding of imaging mimics of female reproductive tract obstruction helps to guide anatomic localization and prevent interpretive errors, according to a new analysis.
August 7, 2025
2025 08 02 Ejr Ahluwalia Figure8 Thumbnail
Swedish team advocates daily QC checks for mammography
By Edna Astbury-Ward, PhD
Automated daily quality control (QC) implementation can transform mammography safety and efficiency through the early detection of equipment issues, researchers have reported.
August 6, 2025
Daily quality control of mammography equipment with a 40 cm plexiglass block covering the entire detector. Photo courtesy of Tanny Visanuyanont et al and presented at EuroSafe 2025.
Fast-tracking of overseas radiologists looms in Australia
By Philip Ward
Radiologists keen to work in Australia may soon find it far easier to do so. Despite vocal domestic opposition, the government is forging ahead with its plan to fast-track overseas applicants for radiology jobs.
August 5, 2025
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French experts reflect on 30 years of CT colonography
By Maryam Payne
CT colonography may play a key future role in radiological staging, according to an article posted on 31 July by Insights into Imaging.
August 5, 2025
Lateral spreading tumors (LSTs). (a–c) Example of LST-non-granular (LST-NG). (a) Sagittal 2D-image with 40–400-HU abdominal window setting indicates a large 5.6-cm lesion with subtle diffuse thickening of the rectal wall (white arrows); the surface is partially covered by a thin layer of orally administered contrast agent. (b) The appearance of the villous mat on the 3D endoscopic view highlights the nodular aspect (white arrows) at the periphery of the lesion. (c) The optical colonoscopy view with the final diagnosis of a carpet villous adenoma with low-grade dysplasia. (d–f) Example of an LST-granular (LST-G) lesion. (d) Sagittal 2D image indicating nodular thickening of the rectum wall with a 10-mm nodule (white arrow). (e) The 3D endoscopic view visualized the irregular LST with a large nodule (white arrow), similar to (f) the endoscopic image obtained the same day after CTC. It confirmed the diagnosis and allowed mucosectomy with a final pathology report of a tubulous lesion with high-grade dysplasia.
In-bore MRI-targeted biopsy effective in prostate cancer
By Will Morton
Concordance between biopsy and surgical grade groups was moderate (60.2%), with a risk of undergrading, researchers reported.
August 4, 2025
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Can AI-generated translations be trusted for reports?
By Maryam Payne
German researchers have determined the clinical quality of translations by GPT-4o. The most common errors involved untranslated abbreviations and literal translations.
August 4, 2025
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AI spots breast lesions on targeted ultrasound
By Amerigo Allegretto
Combining AI with radiologist interpretation can improve breast lesion detection on targeted ultrasound.
August 1, 2025
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MRI supplies answers in complex cases of brain metastases
By Philip Ward
MRI is proving essential for detecting both parenchymal and nonparenchymal brain metastases, including those at extracranial sites, award-winning Spanish experts have found.
July 31, 2025
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MRI reveals effects of ultraprocessed food on the heart
By Kate Madden Yee
MRI shows that a higher intake of ultraprocessed food is associated with a greater burden of atherosclerotic plaque in the carotid artery.
July 30, 2025
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Dutch team pinpoints key trends in radiology AI
By Philip Ward
More radiology AI products in Europe are now supported by peer-reviewed evidence, but a critical gap still exists in demonstrating clinical impact and improved patient outcomes, a large Dutch-led study has found.
July 29, 2025
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Vicky Goh: We need better risk stratification of colon cancer
By Maryam Payne
With the shifting treatment paradigm in colon cancer, CT imaging risk stratification (or health risk screening) needs to improve, top researcher Prof. Vicky Goh has asserted.
July 29, 2025
Prof. Vicky Goh is soon to become interim editor-in-chief of Radiology. Photo courtesy of KCL.
Thoracic experts publish post-COVID CT recommendations
By Maryam Payne
A group of thoracic radiologists has published a consensus statement on best practices in CT imaging of post-COVID patients.
July 28, 2025
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