Qualitative brainstem CT perfusion showed 98.5% sensitivity yet only 74.4% specificity. Qualitative whole-brain CT perfusion achieved 93.6% sensitivity and 92.3% specificity.

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 ...

For example, low-dose chest CT scans performed for lung cancer screening use lower doses than multi-phase abdominal/pelvic CT scans that are required to stage a person with pancreatic cancer.

A CT scan is a type of imaging test that lets your doctor look inside your body. Remember, your doctor wants you to feel “prepared and comfortable for your exam,” Smith-Bindman said.

Ludhiana: MRI, CT scans are the new weapons of female foeticide, say radiologists By HT Correspondent, Ludhiana May 01, 2025 06:44 AM IST ...

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.

The rise is attributed to the growing number of scans and the improved modelling of radiation exposure to specific organs. CT scans have become a routine diagnostic tool across hospitals and clinics.

They can be life-saving but radiation from the scans also contributes to cancer risk. The authors of a new study estimate overuse of CT scans is increasing the U.S. cancer burden.

CT scans performed in the US in 2023 alone could eventually lead to over 100,000 extra cancer cases, a new study claims.

In 2023 alone, Americans underwent 93 million CT scans, a figure that researchers say could result in nearly 103,000 new cancer cases – three to four times higher than previous estimates.

Computed tomography (CT) is both indispensable and widely used to detect tumors and diagnose many illnesses. Since 2007, the number of annual CT exams has surged by 30% in the U.S. But CTs expose ...

NEW YORK, April 15: US researchers are raising concerns over the potential health risks linked to the increasing use of CT (computed tomography) scans — a common diagnostic tool that uses X-rays to ...