AJR Podcast Series AJR

Full article: https://www.ajronline.org/doi/abs/10.2214/AJR.20.25416 
There has been a dearth of head to head comparison of the performance of the different noninvasive colorectal cancer screening tests. Alicia Chen, MD discusses a new study that has completed a valuable meta-analysis comparing the positive predictive value and detection rate of stool DNA, FIT, and CT colonography.

Full article: https://www.ajronline.org/doi/abs/10.2214/AJR.20.25430 
Dual phase pancreatic CT has been the traditional work horse for evaluation of pancreatic masses. Ben Kipper, MD discusses a paper examining an additional “delayed” phase to enhance the sensitivity and detection of small pancreatic adenocarcinomas. 

Full article: https://www.ajronline.org/doi/abs/10.2214/AJR.21.25499 
Jordan Perchik, MD discusses a new study in which a team of radiologists attempt to detail imaging findings that can identify patients with interstitial lung disease who are at high risk of developing acute exacerbation after thoracic surgery. Several promising metrics are described however the close overlap between the statistically significant values leads to a broader discussion of statistical significance versus practical application.

Full article: https://www.ajronline.org/doi/abs/10.2214/AJR.21.25554

Yoon-Jin Kim, MD discusses a study identifying imaging findings of lateral meniscus posterior root tear on pre-operative MRI in children. Imaging findings generally having a high specificity put low sensitivity with tears of the root proper having the best accuracy for identifying root tears when arthroscopy reports are used at the reference standard.

Full article: https://www.ajronline.org/doi/abs/10.2214/AJR.21.25651 

Jeff Guccione, MD discusses an article has potential implications for future guidelines in how to manage axillary adenopathy following vaccination.

Full article: https://www.ajronline.org/doi/abs/10.2214/AJR.20.25417 

For patients who have undergone prior lumpectomy for localized breast cancer, no clear guidelines exist regarding use of diagnostic or screening mammography for post-lumpectomy imaging surveillance. Amber Liles, MD, MPH dives into a recently published article which seeks to answer this research question.