CT angiography sensitivity ranged from 75.5–87.3%, while specificity held near 90% across scales. Sensitivity refers to how well a test finds its target, in this case, brain death.

Medical imaging scans that create detailed images of the body’s internal structures are widely used in medicine. Doctors need them to detect and manage certain types of cancer, assess the extent of ...

CT scans are quick, painless, non-invasive tests that can identify everything from brain tumors to injuries from an accident. But a new study published in the journal JAMA Internal Medicine shows ...

Computed tomography (CT) examinations (known more commonly as a “ CT scan ” or “CAT scan”) incorporate a series of x-ray images taken of areas inside the body and use a computer to create a ...

Researchers projected CT use in 2023 would lead to more than 100,000 future cancer diagnoses, and if trends continued, may account for 5% of new cases annually in the U.S., according to study ...

Adults, however, may face a greater risk since most scans are performed on them. The most common cancers linked to CT scan exposure include lung, colon, bladder cancer, and leukemia.

May 8, 2025 – If you’ve ever hesitated before getting a CT scan, you’re not alone. A recent study linked 5% of all new cancer cases to radiation exposure from CT scans – a finding that’s ...

TOI Lifestyle Desk / etimes.in / Updated: Apr 30, 2025, 14:53 IST ...

The study itself is basically a modeling exercise. The authors took an estimate of the number of CT scans done every year in the U.S., based on research from 2023. Next, they estimated the dose of ...

New research projects that the tens of millions of CT scans performed in the US in 2023 could result in over 100,000 cases of cancer.

Especially when you consider that the number of CT scans done in the US has jumped by 30% in just over a decade. In 2023, there were an estimated 93 million CT exams carried out on 62 million people.

According to the study by scientists at the University of California, San Francisco, CT scans could account for 5% of cancer cases in the U.S., more than tripling previous estimates.