Medical Imaging

Physicians utilize medical imaging to see inside the body to diagnose and treat patients. This includes computed tomography (CT), magnetic resonance imaging (MRI), X-ray, ultrasound, fluoroscopy, angiography,  and the nuclear imaging modalities of PET and SPECT. 

Radiomic model predicts radiotherapy outcomes for patients with brain metastases

The model performed well in assessing treatment responses, but experts explained that one of the most beneficial aspects of their model was that its results are interpretable in a “clinician-friendly way.” 

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70% of ‘mini-stroke’ patients imaged incompletely, risking full-on stroke

Emergency patients diagnosed with transient ischemic attack are supposed to receive, per multiple society guidelines, a complete imaging workup as soon as possible—preferably within 48 hours of ED discharge.

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Deep learning model boosts trisomy 21 detection on ultrasound images

"Our model is a potential tool to improve the primary trisomy 21 screening based on ultrasonographic images for universal clinical application," experts involved in the study suggested.

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25% of patients undergoing transthoracic needle biopsy experience complications

Higher complication rates were observed in inpatient settings and in patients with COPD. Also associated with increased adverse events were prior lung cancer screening and the use of oral anticoagulants or antiplatelets.

Shortened POCUS curriculum leaves residents long on confidence, short on skills

Point-of-care ultrasound instruction that is less than comprehensive risks boosting trainees’ perceptions of relative proficiency without building their objective expertise in image interpretation.

Alex Ding, MD, radiologist and incoming AMA Board trustee, explains the new AMA policy that calls on Ciongress to change the requirements of the CMS requirement for appropriate use criteria clinical decision support software for all advanced imaging exams, including CT and MRI. #AMA #AMAmtg #AMA175 #AUC

VIDEO: AMA will ask Congress to change mandate on appropriate use criteria clinical decision support

Alexander Ding, MD, a radiologist and incoming American Medical Association (AMA) Board of Trustees member, explains the new AMA policy calling on Congress to change the language and implementation of the current Medicare mandate that all advanced medical imaging needs certification.

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We can now diagnose Alzheimer's using only an MRI and an algorithm

Encouragingly, the MRI scans did not require the latest equipment advances and were conducted on a standard machine that is readily available at most hospitals—a 1.5 Tesla. 

3D hologram system for guiding precision surgery gets FDA nod

The FDA has approved an augmented reality system that renders 3D holograms from CT images to guide surgeons operating the spine such that they don’t need to toggle their eyes between the patient and a monitor.