Test Name:5 HIAA ( 5-hydroxyindoleacetic acid) – 24 hr Urine
Test: 5 HIAA ( 5-hydroxyindoleacetic acid) – 24 hr Urine
Method: ELISA (Enzyme Linked Immunosorbent Assay)
Sample Type: 50 ml. (10 ml. Minimum) well mixed aliquot of 24 Hour urine in a sterile screw capped plastic container. Collect urine with appropriate volume of 50% HCL (6N HCL) to maintain pH between1- 3. Do not use concentrated HCL. Record 24 hour volume on test requisition form & urine container.
Instruction: The patient should strictly avoid plum, banana, Kiwis, walnut, avocado, eggplant, pineapple, tomato & drugs including paracetamol, melphalan, fluorouracil, isoniazid, salicylates, heparin, L – dopa, MAO inhibitors, promethazine, phenothiazines, imipramine & alcoholic beverages, tea/coffee, caffeine, tobacco & stressful exercise at least 3 days before & during specimen collection.
TAT: 7th Working Day by 7 pm