Blind Spot in the Radar of MEST-C Score: Type and Severity of Tubulointerstitial Nephritis in IgA Nephropathy

Table 2

Frequency and percentages of histological parameters.

Histological parameters		Frequency	Percentage
Mesangial hypercellularity	M0	9	3.6
	M1	238	96.4
Endocapillary hypercellularity	E0	126	51.0
	E1	121	49.0
Segmental glomerulosclerosis	S0	27	10.9
	S1	220	89.1
Tubular atrophy and interstitial fibrosis	T0	123	49.8
	T1	124	50.2
Crescents (C) score	C0	168	68.0
	C1	59	23.9
	C2	20	8.1
Type of tubulointerstitial inflammation	Absent	24	9.7
	Acute	4	1.6
	Acute and chronic	27	10.9
	Chronic	192	77.7
Degree of tubulointerstitial inflammation	Absent	24	9.7
	Mild	90	36.4
	Moderate	122	49.4
	Severe	11	4.5
Total		247	100.0