Journal of Diabetes Research / 2017 / Article / Tab 2

Review Article

Classification and Differential Diagnosis of Diabetic Nephropathy

Table 2

Separate scoring system of interstitial and vascular lesions of DN.


Tubulointerstitial lesionsNo IFTA0
IFTA < 25%1
25% < IFTA < 50%2
IFTA > 50%3

Interstitial inflammationAbsent0
Relate to IFTA1
In areas without IFTA2

Arteriolar hyalinosisAbsent0
One hyaline arteriole1
More than one hyaline arteriole2

Arteriosclerosis (most severely affected artery)No intimal thickening is observed0
Intimal thickening is less than the thickness of the media1
Intimal thickening is more than the thickness of the media2

Note. IFTA: tubulointerstitial fibrosis and tubular atrophy.

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