Severe symptomatic stenosis of visceral and renal arteries leading primary antiphospholipid syndrome diagnosis.

Antiphospholipid syndrome (APS) is an autoimmune disorder with combination of at least 1 clinical and 1 laboratory criterion as defined by the SAPPORO statement. Clinical criteria result from vascular thrombosis that can affect artery, venous, or small vessel in any tissue or organ. Arterial stenosis is a rare lesion involved in APS, affecting mainly renal or intracranial arteries.