VANILLYL MANDELIC ACID; VMA, 24 HOURS URINE (B0113)

Method

CHROMATOGRAPHIC SPECTROPHOTOMETRY

Turnaround Time

SAMPLE DAILY BY 6:00 PM REPORT ON NEXT DAY LATE EVENING

Sample Type

APPROPRIATE VOLUME OF 50% HCL TO MAINTAIN PH 1-3. 50 ML (20ML MIN) ALIQUOT OF 24-HOUR URINE.ADD 50% HCL DROP BY DROP TO BRING THE PH 1-3. PATIENT SHOULD STRICTLY AVOID THEOPHYLLINE, CHOCOLATE, VANILLA, BANANA, ALCOHOLIC BEVERAGES, TEA/COFFEE, TOBACCO AND STRENUOUS EXERCISE AT LEAS 72 HRS BEFORE AND DURING SPECIMEN COLLECTION.