Observational StudyVasculitis 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.