5 - HIAA (5-HYDROXY INDOLE ACETIC ACID), RANDOM URINE

5-HIAA is a major metabolite of Serotonin excreted in urine. Normally 1-3% of dietary Tryptophan is metabolized to serotonin but in patients with Intestinal Carcinoid syndrome, as much as 60% Tryptophan is converted to Serotonin.

  • Test Type:
  • Pre-test Information:
    Avoid banana, kiwi, walnut, avocado, brinjal, pineapple, plum, tomato & drugs like Fluorouracil, Melphalan, Paracetamol & Acetaminophen, Heparin, L-dopa, Reserpine, Salicylates, Chlorpromazine, Imipramine, Isoniazid, MAO inhibitors, Phenothiazines, Promethazine, alcoholic beverages, caffeine, tea/coffee, tobacco and strenuous exercise at least 72 hours before and during specimen collection.
  • Report Delivery:
    Sample by Wed / Sat 9 am; Report Fri / Tue
  • Components:
    0

Sample Report