Microscopic polyangiitis

What is Microscopic polyangiitis?

Microscopic polyangiitis (MPA) is an inflammatory, necrotizing, systemic vasculitis that affects predominantly small vessels (i.e. small arteries, arterioles, capillaries, venules) in multiple organs.

Other condition names

  • MPA
  • Micropolyangiitis
  • Microscopic polyarteritis

Inheritance type

Not applicable

Age of Onset

  • Adult
  • Childhood
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