Table 5.

Frequency of histopathologic renovascular lesions in PAPS

Clinical Manifestation No. (%)
Arteriosclerosis12 (75%)
Fibrous intimal hyperplasia12 (75%)
Tubular thyroidization12 (75%)
Arteriolar occlusions11 (68%)
Focal cortical atrophy10 (62%)
Thrombotic microangiopathy (fibrin)5 (31%)
Organizing thrombosis6 (37%)
Vasculitis 0