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3318U: Vanillylmandelic Acid 24 hour Urine Print View
Total Volume     mL 
Vanillylmandelic Acid 24 hr Urine HPLC  1.8 - 6.7  mg/24hr 

PRIMARY
1 Urine 24 hour 5 (2.5) mL   Frozen - 14 Day(s)/Room Temperature - 7 Day(s)/Refrigerated - 14 Day(s)  
ALTERNATE

Useful in the diagnosis of adrenal neoplasms (pheochromocytoma, neuroblastoma and ganglioneuroblastoma) in adults and children. The predictive value of the test on a 24 hour sample is greater than on random samples.

If possible, patient should discontinue all drugs at least 1 week
prior to collection.
1. Refrigerate during and after collection.
2. After collection, mix the specimen, measure the total volume
and transfer a 5 mL aliquot to a clean, leak proof screw cap
container.
3. Record the 24 hr total volume on the requisition form or
shipping manifest.
4. Store and ship refrigerated.
5. Acid additive (hydrochloric, nitric or acetic acid) is acceptable,
but not necessary, if the specimen is refrigerated during collection
and transportation.
Setup Schedule
Tuesday-Saturday

Reported (Analytical Time)
Next day

CPT Code
84585

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.






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