preferred_name: Documented history of renal failure or baseline serum creatinine >= 4.0 mg/dl; renal transplant recipients are not considered to have preoperative renal failure, unless, since transplantation the cr has been or is 4.0 or higher
preferred_name_lc: documented history of renal failure or baseline serum creatinine >= 4.0 mg/dl; renal transplant recipients are not considered to have preoperative renal failure, unless, since transplantation the cr has been or is 4.0 or higher
label: Documented history of renal failure or baseline serum creatinine >= 4.0 mg/dl; renal transplant recipients are not considered to have preoperative renal failure, unless, since transplantation the cr has been or is 4.0 or higher
label_lc: documented history of renal failure or baseline serum creatinine >= 4.0 mg/dl; renal transplant recipients are not considered to have preoperative renal failure, unless, since transplantation the cr has been or is 4.0 or higher