Challenging Cases in Thoracic Imaging: Unknown Film Panel Session

Challenging unknown thoracic imaging cases are common in every day private and academic practice settings. This course highlights how the ability to analyze and interrogate imaging findings varies with level of training and years of experience. The course provides a succinct overview of challenging cases in thoracic imaging, covering multiple disease categories, highlighting different techniques and search patterns that can be used to approach such cases. The speakers focus on the analysis of unknown imaging case findings and the synthesis of such findings to establish the most appropriate working differential diagnosis and probable case diagnosis.

Learn and earn credit at your own pace with unlimited access to this course through August 7, 2025. See learning outcomes and individual lectures below.


This course package offers 2 CME and SA-CME Credits following completion of an online test.

ARRS Member price: $195
ARRS In-Training Member price: $99
Nonmember price: $445

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Video content for this Online Course will be available to view until August 7, 2032, which is ten years following the issuance date of this course. ARRS reserves the right to remove video content before the end of the ten year period. Video content that contradicts current science or misleads the viewer based on changes to accepted clinical practice may be removed on a case-by-case basis.

Learning Outcomes and Modules  

After completing this course, the learner should be able to:

  • Discuss challenging unknown thoracic imaging cases are common in every day private and academic practice settings.
  • Interpret cases in several disease categories.

Speakers and Lectures

  • Case 1—Tyler Klause
  • Case 2—Barun Bagga
  • Case 3—Karen Song
  • Case 4—Rakesh Shah
  • Case 5—Joanna Kusmirek
  • Case 6—Lea Azour
  • Case 7—Leila Rezai
  • Case 8—Sanjeev Bhalla

The American Roentgen Ray Society (ARRS) is accredited by the Accreditation Council for Continuing Medical Education (ACCME) to provide continuing medical education activities for physicians.

The ARRS designates this enduring activity for a maximum of 2.00 AMA PRA Category 1 Credit(s)™  and 2.00 American Board of Radiology, MOC Part II, Self-Assessment CME (SA-CME) credits. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

View the ARRS Return Policy.