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Test Code URHIAA 5-HIAA Random Urine

Patient Instructions

Patients should not eat bananas, avocados,
plums, eggplant, tomatoes, avocados plums, eggplant, tomatoes,
plantain, pineapple, walnuts, and interfering drugs for a 72 hour
period prior to and during collection. Foods and medications
associated with altered urinary HIAA results: Decreased HIAA:
Aspirin, chlorpromazine (Thorazine), corticotropin,
dihydroxyphenylacetic acid, alcohol, gentisic acid, homogentisic
acid, hydrazine derivatives, imipramine (Tofranil.), <isocarboxazid
(Marplan), keto acids, levodopa, MAO inhibitors, methenamine
methyldopa (Aldomet.), perchlorperazine, phenothiazines (Compazine.),
promazine, promethazine (Mepergan.). Increased HIAA: Acetaminophen,
acetanilide, caffeine, coumaric acid, diazepam (Valium.), ephedrine,

fluorouracil glycerol guaiacolate (Guaifenesin), melphalan
(Alkeran.), mephenesin, methamphetamine (Desoxyn), methocarbamol
(Robaxin.), naproxen, nicotine, phenacetin, phenmetrazine,
phenobarbital, phentolamine, rauwolfia, reserpine.
 

Collection Container

Urine container

Specimen Required

Random urine

Specimen Volume

1 mL

Minimum Specimen Volume

0.3 mL

Transport Temperature

Refrigerated

Turnaround Time

5-9 days

CPT Code

82570, 83497

EMR Interface Order Code

65480