Table 6. Summary of histopathologic findings in 24 resected kidney transplant specimensa

FindingsGrade 0Grade 1+Grade 2+
a Grade 0 is negative; grade 1+ is mild-moderate; grade 2+ is moderate-severe; PMN, polymorphonuclear; MN, mononuclear.
Chronic inflammation (interstitial MN infiltrate)01311
Acute inflammation (interstitial PMN infiltrate)1635
Arteriolopathy (intimal hyperplasia, parietal thickening)159
Vascular thrombosis (arterial and venous thrombi)195