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. 

Ischemic stroke shown in CT scans. Image courtesy of RSNA

VIDEO: AI for stroke detection on CT imaging

Bibb Allen, MD, FACR, chief medical officer of the American College of Radiology (ACR) Data Science Institute, explains the trend of using AI for the automated detection of stroke on computed tomography (CT) imaging and the need to include radiologists on the stroke care team.

lung cancer pulmonary nodule

How effective are guidelines for managing incidental pulmonary nodules spotted on CT?

The authors of the study hypothesized that they would find malalignments due to the nature of how the 2017 Fleischner Society guidelines, in that they do not pertain to incidentally detected nodules.

Two examples of PSMA-PET scans showing numerous prostate cancer metastases spread throughout the body. Many of these smaller tumors would not have been dected on previous standard-of-care imaging. Photo on left courtesy of SNMMI, right University of Chicago. #PSMAPET

PSMA-PET is rapidly changing the standard of care for prostate cancer patients

Adoption of PSMA-PET has been swift because it can significantly improve prostate cancer detection and treatment. SNMMI President Munir Ghesani, MD, explains how.

pancreas lesions on CT

DL model's pancreatic lesion detection in line with that of board-certified radiologists

“Our approach has the potential to facilitate timely diagnoses and management of pancreatic lesions encountered in routine clinical practice,” experts involved in the study said.

breast cancer mammography mammogram

MR-directed enhanced mammography detects more malignancies than MR-directed ultrasound

MRI-directed contrast enhanced mammography could serve as a useful stand-alone or complimentary tool for biopsy planning when suspicious lesions are detected. 

WTC first responders

Can PTSD cause dementia? Imaging of 9/11 first responders suggests it's possible

Compared to World Trade Center responders who have not been diagnosed with PTSD, those who had received the diagnosis were observed to have decreased fractional anisotropy of white matter tracts on their brain MRIs.

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Echocardiography shows smoking is even more damaging to the heart than previously believed

Compared to the individuals without a history of smoking, both current and former smokers had thicker, weaker and heavier hearts.

Munir Ghesani, MD, SNMMI president, explained the impact of PSMA-PET imaging on nuclear image and treatment for prostate cancer.

VIDEO: Advantages of PSMA-PET imaging in prostate cancer care

Munir Ghesani, MD, president of the Society of Nuclear Medicine and Molecular Imaging (SNMMI) and system chief of nuclear medicine at Mount Sinai Health, explains PSMA-PET has seen rapid adoption because it can significantly improve prostate cancer detection and treatment. 
 

Around the web

RBMA President Peter Moffatt discusses declining reimbursement rates, recruiting challenges and the role of artificial intelligence in transforming the industry.

Deepak Bhatt, MD, director of the Mount Sinai Fuster Heart Hospital and principal investigator of the TRANSFORM trial, explains an emerging technique for cardiac screening: combining coronary CT angiography with artificial intelligence for plaque analysis to create an approach similar to mammography.

A total of 16 cardiology practices from 12 states settled with the DOJ to resolve allegations they overbilled Medicare for imaging agents used to diagnose cardiovascular disease.