Patients taking analgesic mixtures (such as acetaminophen with aspirin) appear to be at particular risk for analgesic nephropathy.This appears to be true even in the absence of phenacetin.

• 临床上止痛剂肾病变的诊断；在于正确估计长期使用止痛剂总量；出现相关症状；及静脉肾盂摄影出现肾乳头坏死的现象.