Refresher Courses are sessions captured at past RSNA Annual Meetings focusing on themes of health care reform, payment models, research and innovation, patient-centered radiology, and advances in the different imaging modalities. Refresher Courses are targeted to diagnostic, interventional and oncologic radiologists and are designed to improve knowledge and competence in responding to the challenges and advancements in the field of radiology.

Content Areas (Codes):
The following Content Areas will be printed on the certificate for this course:

• Head and Neck
• Neuroradiology

Learning Objectives:

• Identify normal paranasal sinus anatomy.
• Distinguish the normal paranasal sinus outflow pathways and report patterns of paranasal sinus obstruction.
• Recognize and report surgically-important paranasal sinus anatomic variants.
• Review CT imaging findings for sinusitis—bacterial, non-invasive fungal, invasive fungal.
• Define symptoms that raise concern for aggressive or invasive sinus infection.
• Review next appropriate imaging step when sinusitis is aggressive based on CT or symptoms.
• Define briefly CECT and MR findings of intracranial extension, venous complications or cavernous sinus involvement.
• Identify the varied imaging features of chronic sinusitis.
• Describe the surgical indications, techniques and most common postoperative imaging findings after endoscopic sinus surgery.
• Discover potential postoperative complications of endoscopic sinus surgery.
• Recognize key features that suggest a lesion is a sinonasal malignancy and be aware of the important imaging mimics.
• Recognize the common patterns of sinonasal tumor dissemination.
• Distinguish the most important imaging features to describe when staging a sinonasal tumor.

This enduring material is estimated to take 1 hour and 30 minutes to complete.

Start Date: 5/3/2023
End Date for CME Eligibility/Online Expiration Date: 5/2/2026

Original Start Date: 4/1/2020
Original Expiration Date: 3/31/2023
Review Date: 1/30/2023

This educational activity was originally presented at the RSNA 2019 Annual Meeting and Scientific Assembly.

Faculty:

• Nicholas A. Koontz, MD
• Patricia A. Rhyner, MD
• Kristen L. Baugnon, MD
• Christine M. Glastonbury, MBBS

Planners:

• Soterios Gyftopoulos, MD, MBA

Disclosure Statements:
RSNA controls the planning, development, and delivery of this CME activity and will strictly adhere to the Standards for Integrity and Independence in Accredited Continuing Education established by the Accreditation Council for Continuing Medical Education (ACCME).

Listed below are all the financial relationships provided by individuals in a position to influence and/or control CME activity content. All relevant financial relationships listed for these individuals have been mitigated. Please note that any individuals not listed below have reported no financial relationships (currently or within the past 24 months) with any ineligible company producing, marketing, selling, re-selling, or distributing health care products used on or by patients.

• No relevant financial relationships with any ineligible companies.

Accreditation and Designation Statements:
The Radiological Society of North America (RSNA) is accredited by the Accreditation Council for Continuing Medical Education (ACCME) to provide continuing medical education for physicians.

To earn CME credit, participants must answer all post-test questions and complete the course evaluation.

RSNA designates this enduring material for a maximum of 1.50 AMA PRA Category 1 Credits™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

Price:
Non-member Rate: $50.00
Member Rate: $0.00

Refund / Exchange Policy:
RSNA will not issue any refunds or exchanges for online only versions of educational products or activities purchased online. Please review the entire product or activity description prior to purchase.

RSNA Disclaimer:
The opinions or views expressed in this activity are those of the presenters and do not necessarily reflect the opinions, recommendations or endorsement of the RSNA. Participants should critically appraise the information presented and are encouraged to consult appropriate resources for information surrounding any product or device mentioned. Information presented, as well as publications, technologies, products and/or services discussed, are intended to inform the learner about the knowledge, techniques, and experiences of RSNA faculty who are willing to share such information with colleagues. The RSNA disclaims any and all liability for damages to any individual user for all claims which may result from the use of said information, publications, technologies, products and/or services, and events.