Computed Tomography

Computed tomography (CT) is a fast and accurate imaging modality often used in emergency settings and trauma imaging. CT scans, with or without (or both) iodinated contrast are frequently used to image the brain, chest, abdomen and pelvis, but also have post-imaging reconstructive capabilities for detailed orthopedic imaging. It is now a standard imaging modality in emergency rooms to quickly assess patients. CT uses a series of X-ray images shot as the gantry rotates around the patient. Computer technology assembles these into into a dataset volume than can be slices on any access, or advanced visualization software can extract specific parts of the anatomy for study. Find more content specific to cardiac CT.

Lung cancer cigarettes

Exploring rare potential harms from low-dose CT lung cancer screening to aid decision making

Philadelphia physicians sought to understand any LDCT downsides through a prospective study, sharing their findings in the Annals of Thoracic Surgery. 

September 15, 2021
covid.jpg

Unsupervised artificial intelligence predicts COVID-19 progression, survival rates based on CT scans

Mass General scientists believe their AI system could address further facets of the pandemic and other diseases manifested in medical images. 

August 31, 2021
lung cancer pulmonary nodule chest

ACR releases new guidance to help radiologists manage incidental lung findings on CT scans

The 13-page white paper touches on everything from specific findings and reporting terms, to balancing a patients' risk and benefits.

July 8, 2021
stroke

Mobile stroke units improve patient outcomes, reduce risk of disability

Researchers tracked data from more than 1,000 patients who received care from 2014 to 2020. 

March 19, 2021
Cigna, one of the nation’s largest health insurance providers, announced new priorities for its capital deployment, including steering an additional $450 million into Cigna Ventures.

Cigna stops requiring prior authorization for certain CT imaging exams

Imaging advocates praised the policy change, which took effect on Monday, Feb. 1. 

January 31, 2021
Breakfast

Fasting before contrast-enhanced CT exams is unnecessary, experts say

In some instances, not eating solid foods can actually make patients feel sick, leading to nausea and dehydration, researchers explained recently.

October 23, 2020

Offering imaging exam for free ups utilization by 546%, with key gains in underserved populations

University Hospitals Health System tested the pricing change in a bid to boost outcomes in its service area. 

September 23, 2020
Libertyville MRI

Smart shopping: Chicago orthopedic practice knows the value of a good service contract when investing in imaging equipment

Sponsored by Hitachi Healthcare Americas

The Illinois Bone and Joint Institute (IBJI) treats patients in the Chicago area for every orthopedic issue under the sun, from rheumatoid arthritis to total knee replacements, and its 100-plus physicians order thousands of imaging exams on an annual basis.

August 25, 2020

Around the web

"This was an unneeded burden, which was solely adding to the administrative hassles of medicine," said American Society of Nuclear Cardiology President Larry Phillips.

SCAI and four other major healthcare organizations signed a joint letter in support of intravascular ultrasound. 

The newly approved AI models are designed to improve the detection of pulmonary embolisms and strokes in patients who undergo CT scans.

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