Polyarteritis nodosa

What is Polyarteritis nodosa?

Polyarteritis nodosa (PAN) is a rare, clinically heterogeneous, rheumatologic disease characterized by necrotizing inflammatory lesions affecting small- and medium-sized blood vessels. PAN most commonly affects skin, joints, peripheral nerves, the gut, and the kidney.

Other condition names

  • Küssmaul-Maier disease
  • PAN
  • Periarteritis nodosa

Inheritance type

Not applicable


  • Europe: 1-9 in 100,000

Age of Onset

  • All ages
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