ACR Convergence 2025| Video: Rheum for Everyone, Episode 26—Ableism

An official publication of the ACR and the ARP serving rheumatologists and rheumatology professionals

Vasculitis

Advances in Giant Cell Arteritis

Philip Seo, MD, MHS  |  

Dr. Philip Seo highlights the latest research into the assessment and treatment of giant cell arteritis presented during ACR Convergence 2025.

Case Reports: Mimics of Polyarteritis Nodosa

Shane Murray, BMBS, RhMSUS, Zhe Ran Duan, MD, PhD, & Daniel DeMizio, MD  |  

When polyarteritis nodosa isn’t PAN: Two cases of mimics, segmental arterial mediolysis (SAM) & vascular Ehlers-Danlos syndrome (vEDS), are explored.

Case Report: Pulmonary Artery Stenosis Secondary to Granulomatosis with Polyangiitis

Sambhawana Bhandari, MD, & Colin Diffie, MD  |  

This report presents a rare case of bilateral pulmonary artery stenosis secondary to granulomatosis with polyangiitis, underscoring the importance of recognizing large-vessel involvement as a potential manifestation of AAV; it also includes a narrative review analyzing eight previously reported cases.

Key Research in Vasculitis Encapsulated

Philip Seo, MD, MHS  |  

Summaries of selected research abstracts on the assessment & management of systemic vasculitis from ACR Convergence 2024.

Case Report: Giant Cell Arteritis Presenting with Scalp Necrosis

Jude Al Qaqaa, MD, Vladimir Falb, DO, & Kaitlyn Buzard, DO  |  

Giant cell arteritis (GCA), is an inflammatory vasculitis that involves large- and mediumsized arteries, most commonly the cranial branches of the carotid artery.1 It is seen in individuals 50 years and older.1 The most typical manifestation is new-onset headache with scalp tenderness and jaw claudication. 2 The most feared complication associated with GCA is permanent…