PT - JOURNAL ARTICLE AU - Mittal, Gayatri AU - Hasso, Nahreen AU - Maddison, Peter TI - Primary vasculitis at high altitude. DP - 2004 Jul 01 TA - The Journal of Rheumatology PG - 1450--1451 VI - 31 IP - 7 4099 - http://www.jrheum.org/content/31/7/1450.short 4100 - http://www.jrheum.org/content/31/7/1450.full SO - J Rheumatol2004 Jul 01; 31 AB - We describe a 34-year-old mountaineer who presented with gut infarction from necrotizing vasculitis, probably due to Churg-Strauss syndrome. Subsequently, relapses occurred whenever he climbed to 4000 meters. We hypothesize that the effects of vasculitis were compounded by the physiological changes at high altitude. We suggest that patients with systemic vasculitis should be cautious about climbing and trekking at high altitude.