COVID-19

Outside of the loss of human life due to the COVID-19 pandemic, the past two years have greatly affected hospitals, health systems and the way providers deliver care. Healthcare executives are grappling with federal monetary assistance, growing burnout rates, workforce shortages and federal oversight of vaccines and testing. This channel is also designed to update clinicians on new research and guidelines regarding COVID patient treatment strategies and risk assessments.

Doctor patient with masks

New imaging technique detects post-COVID lung abnormalities

Conventional imaging did not detect the abnormalities, which MRI scans identified up to one year after infection.

Some respiratory face masks are unsafe for MRIs, study finds

Five out of eight filtering face piece (FFP-3) masks studied contained ferromagnetic components.

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Deep learning model accurately detects COVID-19 on chest X-ray images

Is it pneumonia or COVID-19? With the help of artificial intelligence, a chest X-ray can reveal the answer.

Breast ultrasound of a 62-year-old woman with benign reactive adenopathy after COVID-19 vaccination. Image from Academic Radiology.

Reactive lymphadenopathy slower to resolve after Moderna COVID vaccination

Imaging features were also examined as predictive time to resolution factors, with cortical thickness of the nodes being of particular interest.

Lung abnormalities completely resolve for majority of COVID pneumonia patients

A study published this week in Radiology found that 12 months after hospitalization for COVID pneumonia, 93% of patients’ lung abnormalities had cleared up on follow-up chest CT scans.

COVID-19 vaccine associated myocarditis on short-axis 1.5T MRI images of a 19-year-old man who presented with chest pain three days following the second dose of an mRNA COVID-19 vaccine.

New cardiac MRI analysis offers updated insight into long-term impact of vaccine-related myocarditis

Months after their initial myocarditis diagnosis, late gadolinium enhancement (LGE) was observed in 62% of patients on follow-up cardiac MRI.

Key lessons from pandemic-era virtual education for med students

An Academic Radiology paper explores what worked, what didn't, and strategies for future improvement. 

An example of COVID vaccine caused axillary adenopathy. The woman has a family history of breast cancer, but this lesion, seen on breast ultrasound, tested negative in an RSNA study.

Experts suggest new follow-up imaging protocols for vaccine-related lymphadenopathy

New research shows that persistent lymph node swelling observed on imaging can persist beyond 12 weeks post-vaccination for up to 50% of women.

Around the web

The nuclear imaging isotope shortage of molybdenum-99 may be over now that the sidelined reactor is restarting. ASNC's president says PET and new SPECT technologies helped cardiac imaging labs better weather the storm.

CMS has more than doubled the CCTA payment rate from $175 to $357.13. The move, expected to have a significant impact on the utilization of cardiac CT, received immediate praise from imaging specialists.

The newly cleared offering, AutoChamber, was designed with opportunistic screening in mind. It can evaluate many different kinds of CT images, including those originally gathered to screen patients for lung cancer. 

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