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In Session 6 of the Pediatric Cardiac Morphology Master Class, Robert Anderson, MD, FRCPath, Lizabeth Lanford, MD, and Diane Spicer, BS, PA (ASCP) describe vascular rings.

  • Dr. Anderson opens the session reviewing the development of vascular rings
  • Ms. Spicer explains vascular rings such as Edward’s Hypothetical Double Aortic Arch and also describes Pulmonary Arterial Slings
  • Dr. Lanford presents the echocardiography of vascular rings

Educational Objectives 

Upon completion of this activity, participants should be able to:

  • Describe the Edwards Hypothetical Double Arch approach to the embryologic origin of the aortic arch (both normal and congenital aortic arch abnormalities
  • Distinguish various aortic arch anomalous that will form vascular rings


Dr. Anderson, Dr. Lanford and Ms. Spicer have reported no relevant relationships with entities producing health care goods or services.

All presenters' disclosures of relevant financial relationships with any entity producing, marketing, re-selling, or distributing health care goods or services used on or consumed by patients is listed above. No other planners, members of the planning committee, speakers, presenters, authors, content reviewers, and/or anyone else in a position to control the content of this education activity have relevant financial relationships to disclose.

Accreditation Statement

In support of improving patient care, the University of Pittsburgh is jointly accredited by the Accreditation Council for Continuing Medical Education (ACCME), the Accreditation Council for Pharmacy Education (ACPE), and the American Nurses Credentialing Center (ANCC), to provide continuing education for the healthcare team.

The University of Pittsburgh designates enduring material activity for a maximum of 1.0 AMA PRA Category 1 Credit[s]™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

Other health care professionals will receive a certificate of attendance confirming the number of contact hours commensurate with the extent of participation in this activity.

For your credit transcript, please access our website four weeks postcompletion at and follow the link to the Credit Transcript page.

Release Date: 6/18/2020 | Last Modified On: 6/18/2020 | Expires: 6/18/2021

This course has been expired.