emDOCs / EM@3AM - April 22, 2023 - By Vivek Medepalli and Christine Kulstad
Reviewed by: Brit Long; Alex Koyfman; Sophia Görgens; Cassandra Mackey
Summary and Pearls- Polyarteritis nodosa is a systemic vasculitis affecting medium-sized arteries
- Affects various organ systems including skin, kidneys, nerves, GI tract
- PAN is associated with hepatitis B and C
- Cutaneous-only involvement is associated with a better prognosis; multi-organ involvement is associated with poorer prognosis
- Treatment includes specialist consultation and corticosteroids alone or in conjunction with cyclophosphamide/DMARDs