Beyond ISN/RPS Lupus Nephritis Classification: Adding Chronicity Index to Clinical Variables Predicts Kidney Survival.
Gabriella MoroniGiulia PorataFrancesca RaffiottaSilvana QuagliniGiulia FrontiniLucia SacchiValentina BindaMarta CalatroniFrancesco ReggianiGiovanni BanfiClaudio PonticelliPublished in: Kidney360 (2021)
The chronicity index and its components, but not the activity index, were significantly associated with an impairment of kidney function. The Cox model showed that serum creatinine, arterial hypertension, chronic glomerular lesions, and delay in kidney biopsy predicted KFI. These data reinforce the importance of timely kidney biopsy in LN.