Specifically, this term has been suggested for cases of optic neuritis with serological evidence of vasculitis by positive ANA, despite the lack of meeting criteria for SLE.
Pauci-immune (pauci- Latin: few, little) is a general term used to refer to a form of vasculitis that is associated with minimal evidence of hypersensitivity upon immunofluorescence and a lack of Anti-glomerular basement membrane antibody.
In his senior year of high school, Jordan had developed ANCA vasculitis, a condition that severely affected his kidneys.