Test Overview – This blood test checks the level of the waste product, creatinine, in the body. It helps to determine if the kidneys are functioning properly. It can help in the diagnosis of kidney disorders and other diseases.

When is it recommended? – Anytime or fasting

Diagnostic ailment – Kidney disorders, dehydration

Significance – This test checks if the kidneys are functioning properly and there is no urinary tract blockage allowing for easy removal of waste from the body.

What does the test result mean? – The recommended creatinine levels are between 0.7 to 1.3 mg/dL for men and between 0.6 to 1.1 mg/dL for women. Values higher than these are indicative of poor kidney function or problems with the urinary tract.

Special Instructions – This test is generally routine and can be done anytime. However, if your doctor asks for a fasting blood tests, avoid eating or drinking anything except plain water for 12 hours before the test. Also, some drugs may increase your creatinine levels without being a result of kidney damage so be sure to inform your doctor of all your medicines beforehand.