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. 

The immune system as predator, slyly seeking cancerous prey

Researchers are fine-tuning immunotherapy to the point where it may soon be able to sic cancer patients’ T-cells only on cellular mutations that matter to the cancer’s survival. The idea is to save the T-cells’ limited energy so the body’s own cancer killers can complete the job without spilling a dangerous drop of their shape-shifter quarries' lifeblood. 

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New FDA draft guidance covers IDE applications for neurological medical devices

The FDA has issued a new draft guidance intended to assist FDA staff and those in the healthcare industry with submitting investigational device exemption (IDE) applications to conduct clinical trials for neurological medical devices. 

Image-guided radiotherapy from Brainlab helps reduce risk to organs in SBRT study

Brainlab, a medical technology company headquartered in Munich, Germany, announced today that its ExTrac Image Guided Radiotherapy treatment was successful in shielding risk organs from toxicity as part of a study investigating the safety and efficacy of stereotactic body radiation therapy (SBRT) in prostate cancer treatment.

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Ultrasound-based study strongly associates Zika virus with serious fetal harms

Once inside a pregnant woman’s bloodstream, the Zika virus appears capable of afflicting her developing baby not just with micocephaly, as feared and widely speculated, but also with other congenital abnormalities and harsh effects, including injury to the central nervous system and death, according to a study published online March 4 in the New England Journal of Medicine.

Young pitchers see health benefit from preseason pitching programs

With the Major League Baseball season beginning in less than a month, and Spring Training already well underway, baseball is on the minds of a lot of people this time of year. One of the sport’s ongoing problems has long been the health of its pitchers, who throw so frequently with so much velocity that they often end up needing serious corrective surgeries before they even graduate high school. 

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Risk model helps doctors predict post-concussive symptoms in pediatric patients

A new concussion assessment tool could improve doctors’ ability to determine whether pediatric patients will experience persistent post-concussive symptoms (PPCS), according to results of a new study published online March 8 in JAMA.

New radiosurgery system from Elekta treats first U.S. patient

Elekta, the Stokholm, Sweden-based supplier of radiation oncology and neurosurgery systems, announced today that its Leksell Gamma Knife Icon stereotactic radiosurgery system (SRS) was used to treat a patient in the United States for the first time.

What is going on with the children of Fukushima?

Mass thyroid screenings of children at risk of cancer from the 2011 meltdown at Fukushima handed Japanese health officials what they most feared finding—lots of abnormalities. And now the program has set off a firestorm of fear and criticism. 

Around the web

RBMA President Peter Moffatt discusses some of the biggest obstacles facing the specialty in the new year. 

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.