Gender difference following high cholesterol diet induced renal injury and the protective role of rutin and ascorbic acid combination in Wistar albino rats

Table 2 Histopathological grading of kidney injury

Type of damage	Score
GLOMERULAR DAMAGE:
o None	0
o Less than 25% of glomeruli are involved	1
o 25-50% of glomeruli are involved	2
o 51-75% of glomeruli are involved	3
o More than 75% of glomeruli are involved	4
ACUTE TUBULAR NECROSIS
o None	0
o Less than 25% of renal tubules are involved	1
o 25-50% of renal tubules are involved	2
o 51-75% of renal tubules are involved	3
o More than 75% of renal tubules are involved	4
TUBULOINTERSTITIAL NEPHRITIS
o None	0
o Leukocytes confined within the interstitium	1
o Leukocytes within the interstitium and tubular epithelial cells	2