To obtain an accurate timed specimen, the patient is instructed to:

Question

Quizplus · Accepted Answer

Beginning and ending the collection period with an empty bladder ensures that only the urine produced during the timed period is collected, providing an accurate specimen. Urinating into the container or emptying the bladder during the timing can contaminate the specimen and affect accuracy. Abstaining from drinking fluids is not necessary for a timed collection, but instructions may vary depending on the specific test being performed.

To Obtain an Accurate Timed Specimen, the Patient Is Instructed