Vasculitis Pregnancy Registry

Inclusion Criteria:

1. Women 18 years of age or older with one of the following diseases may take part in the study:

   * Behçet's disease;
   * Central nervous system (CNS) vasculitis;
   * Cryoglobulinemic vasculitis (Cryoglobulinemia);
   * Eosinophilic granulomatosis with polyangiitis (also called Churg-Strauss Syndrome);
   * Giant Cell (Temporal) Arteritis (GCA);
   * Granulomatosis with polyangiitis (also called Wegener's);
   * IgA vasculitis (Henoch-Schoenlein purpura);
   * Microscopic polyangiitis (MPA);
   * Polyarteritis nodosa (PAN);
   * Takayasu's arteritis (TAK);
   * Urticarial vasculitis;
   * Other/Suspected Diagnosis.
2. Women must be pregnant (self-report) at the time of enrollment into the registry.

Exclusion Criteria:

1. Non-English speaking, with the exception of people who speak Spanish, Portuguese, Italian, or Turkish.
2. Unable to provide consent.