Frederic W. Grannis Jr.[email protected]CTDo we need a better way to evaluate cardiac screening?Although coronary artery disease is the number one cause of death in the U.S. today, there is no accepted screening test for the disease. Dr. Frederic Grannis wonders whether recent research studies are asking the right question.September 7, 2022CTShared decision-making: Is it harmful for lung cancer screening?Why is CT lung cancer screening the only screening exam to require a session of shared decision-making between patients and doctors to receive Medicare reimbursement? Dr. Frederic Grannis examines this question in a new article.April 13, 2021CTIs shared decision-making CT lung screening's Trojan horse?Has the requirement that high-risk individuals complete a shared decision-making session with their doctors led to disappointing uptake of CT lung cancer screening? Dr. Frederic W. Grannis Jr. believes so, and, in fact, he sees shared decision-making as a deliberate attempt by opponents of screening to sabotage the exam -- much as the Trojan horse led to the downfall of Troy.May 8, 2019CTSecond Opinion: Medicare CT screening decision raises questions"The large print giveth, but the small print taketh away." That quote by musician Tom Waits could well be applied to this week's decision approving Medicare payment for CT lung cancer screening, according to thoracic surgeon Dr. Frederic W. Grannis Jr., who believes that many people at risk of lung cancer may not get the scans they need.November 12, 2014CTCT lung screening meeting: A travesty of public health policyIn retrospect, last week's negative vote by a Medicare panel against CT lung cancer screening is perhaps no surprise given the various conflicts of interest found among many members of the panel, according to Dr. Frederic W. Grannis Jr. Grannis attended the meeting and said he was stunned by the experience.May 7, 2014CTEvidence is weak in NY Times editorial on radiation riskOn January 31, the New York Times published an op-ed on the cancer risks related to medical radiation. Titled "We are giving ourselves cancer," the article has produced an outpouring of commentary. In this response, thoracic surgeon Dr. Frederic W. Grannis Jr. questions whether the authors accurately portrayed the risks of medical radiation.February 10, 2014CTWhat's causing the delay in CT lung screening guidelines?A growing body of data points to the effectiveness of CT lung cancer screening. But clinicians are still waiting for national guidelines that will open the door to reimbursement for screening at-risk individuals. Thoracic surgeon Dr. Frederic W. Grannis Jr. wonders if the politics of CT screening is contributing to the delay.June 2, 2013Page 1 of 1Top StoriesMRIUnstable brain networks may drive multiple sclerosis fatigueFatigue affects between 36.5% and 78% of people with multiple sclerosis and can dramatically impair their daily lives.Womens ImagingAI-calculated BAC on mammograms predicts cardiovascular disease in womenCardiac ImagingECR: Cardiac imaging is at the 'heart' of precision medicineUltrasoundUltrasound MinnieCast, Episode 3: Focused ultrasound brings hope to patientsWomens ImagingECR: LLMs help patients understand breast imaging reports
![Images show the pectoralis muscles of a healthy male individual who never smoked (age, 66 years; height, 178 cm; body mass index [BMI, calculated as weight in kilograms divided by height in meters squared], 28.4; number of cigarette pack-years, 0; forced expiratory volume in 1 second [FEV1], 97.6% predicted; FEV1: forced vital capacity [FVC] ratio, 0.71; pectoralis muscle area [PMA], 59.4 cm2; pectoralis muscle volume [PMV], 764 cm3) and a male individual with a smoking history and chronic obstructive pulmonary disorder (COPD) (age, 66 years; height, 178 cm; BMI, 27.5; number of cigarette pack-years, 43.2, FEV1, 48% predicted; FEV1:FVC, 0.56; PMA, 35 cm2; PMV, 480.8 cm3) from the Canadian Cohort Obstructive Lung Disease (i.e., CanCOLD) study. The CT image is shown in the axial plane. The PMV is automatically extracted using the developed deep learning model and overlayed onto the lungs for visual clarity.](https://img.auntminnie.com/mindful/smg/workspaces/default/uploads/2026/03/genkin.25LqljVF0y.jpg?auto=format%2Ccompress&crop=focalpoint&dpr=2&fit=crop&h=167&q=70&w=250)
