nephritis
词根词缀：
arthritis n. 关节炎
arthr 关节 + itis 炎症 → 关节炎
bronchitis n. 支气管炎
bronch 支气管 + itis 炎症 → 支气管炎
hepatitis n. 肝炎
hepat 肝 + itis 炎症 → 肝炎
nephritis n. 肾炎
nephr 肾 + itis 炎症 → 肾炎
数据来源：新东方英语词汇速记大全
相关例句：
Background: Henoch-Schonlein purpura nephritis ( HSPN) is a common secondary glomerulonephritis in children.
过敏性紫癜性肾炎（HSPN），是儿童时期常见的继发性肾脏疾病。
A Preliminary Assessment of the application of Clinical Pathways for Cholelithiasis and Chronic Nephritis
胆石症和慢性肾炎临床路径应用的初步评价
Objective: To explore the mechanism of the therapeutic effect of Manshenxiao on membranous nephritis.
目的：探讨慢肾消对膜性肾炎治疗作用的机理。
Clinical Research on Comprehensive Therapy of Chinese Medicine in Children with Henoch-Schonlein Purpura Nephritis
小儿过敏性紫癜性肾炎中医药综合治疗方案的临床研究
Clinical Observation and Experimental Study of Primary Nephritis Treated by BCG
卡介苗治疗原发性肾炎的临床观察和实验研究
I have had nephritis, but that was five years ago.
我有过肾炎，但那是五年前的事了。