Description

This test is used to see how much waste product of creatinine is filtered out by kidneys. Abnormal levels of creatinine in urine could point to an issue like kidney disease.

• Reported within 6 Hours after sample received

• Serum
• 24 Hours Urine

Empty bladder completely on awakening in the morning and discard this urine specimen. Record date and time and begin the urine collection (e.g., 10/03/2021, 7:00 a.m.). Collect all urine passed during the rest of the day and night for the next 24 hours. Do not urinate directly into the container. Collect in another clean container and then carefully pour into the 24-hour collection container. Make final collection the next morning at the same time and record (e.g., 11/03/2021, 7:00 a.m.)