5'-HIAA (or 5-Hydroxyindole Acetic Acid) 24 Hour Urine Collection
Sample Collection Instruction
This test requires a careful diet prior to and during the test, as well as refrigeration of the urine container during the collection time.
- Carefully follow the written instructions given to you for 24 hour urine collection
- Use the collection bottle given to you by the laboratory
You can not eat the following foods for 4 days prior to the test and during the collection of the urine sample:
- Bananas or plantains
- Kiwi fruit
- Hickory nuts
Some medications may interfere with results of this test. Talk to your doctor about the medication you are taking. Your doctor may tell you to stop taking some of your medication. Do not stop taking medications unless your doctor tells you to stop.