Clinical and pathological features of kidney transplant patients with concurrent polyomavirus nephropathy and rejection-associated endarteritis

Table 3 Pathology

Patient ID	AR type	C4d	% SV40-T antigen + tubules	DS	I	T	CI	CT	V	HMX	G	MM	CV	AH	Plasma cells1
1	2A	-	8.4	B3	3	3	1	3	1	1	0	1	2	2	Yes
2	2A	+	0.7	B2	3	1	3	3	1	3	0	0	1	0	No
3	2A	+	8	B2	3	3	1	1	1	1	1	0	0	1	Yes
4	2A	+	0.9	B3	3	3	1	1	1	1	0	0	2	1	Yes
5	2A	-	11.5	B3	1	3	1	1	1	1	0	0	0	1	No
6	2A	-	1.2	B2	1	1	1	1	1	1	1	1	1	0	No
7	2A	-	11.3	B3	3	2	3	3	1	0	1	0	1	1	No

¹Plasma cells comprise > 20% of infiltrate. AR: Acute rejection; DS: Drachenberg stage; HMX: Interstitial hemorrhage; I: Interstitial inflammation; T: Tubulitis; CI: Interstitial fibrosis; CT: Tubular atrophy; V: Arteritis; G: Glomerulitis; MM: Mesangial matrix; CV: Vascular fibrous intimal thickening; AH: Arteriolar hyaline thickening.