Table 1 Summary of patients with systemic vasculitis who also had a definite (Sapporo criteria) diagnosis of antiphospholipid syndrome.

1	64	M	Polyarteritis nodosa	IgA >160 U/ml multiple occasions	–	Multiple venous thrombotic events	Lifelong warfarin
2	52	F	Relapsing polychondritis	IgG >16 U/ml multiple occasions	–	Bilateral deep vein thromboses (no other cause found)	Lifelong warfarin
3	56	M	Wegener's granulomatosis	IgM up to 70 IU/ml multiple occasions	–	DVT × 1 (no other cause found)	Lifelong warfarin
4	56	F	Churg‐Strauss syndrome	–	Multiple positives	Thrombotic CVA (no other cause found)	Lifelong warfarin
5	64	M	Unclassified systemic disease	IgG × 2	–	DVT and PE	Started warfarin, died on ITU
6	71	F	Giant cell arteritis (29 μ/ml, 17 μ/ml)	IgM × 2	–	Thrombotic CVA	Lifelong warfarin
7	60	F	Churg‐Strauss syndrome	–	Multiple positives	Thrombotic CVA	Lifelong warfarin
8	55	M	Limited Wegener's granulomatosis	IgM > 17 U/ml	–	Thrombotic microangiopathy on renal biopsy
9	39	F	Takayasu's disease	IgG 10.4 U/ml	Multiple positives	recurrent abortions (4) and one intrauterine death	Aspirin 75 mg daily

DVT, deep vein thrombosis; CVA, cardiovascular accident; PE, pulmonary embolism.