Prospective Evaluation of Analgesic Use and Risk of Renal Cell Cancer

Abstract
Kidney cancer is the seventh leading type of cancer among men and the ninth among women in the United States.1 Renal cell cancer (RCC) is the most common type of kidney cancer, accounting for 85% of all cases. The incidence of RCC has been rising in the United States and worldwide.2 Smoking, obesity, and hypertension are established modifiable risk factors.