Point-of-Care Capillary Blood Creatinine: A Prospective study in Cardiology and Nephrology Outpatients.

Rapid Point-of Care Capillary creatinine test is an easy-to-use, accurate tool for detecting kidney failure before a patient is exposed to procedures involving contrast medium. The POC test performed less well in patients over the age of 75 and in patients with high plasma creatinine level.