Test Details
Mnemonic
UARS
Ordering Code
3705670
CPT-4 Code(s)
82175
Specimen Information
Patient Preparation
Avoid seafood consumption for 48 hours prior to collection.
Collect
24 hour urine in acid-washed or metal-free container
Specimen Preparation
Collect 24 hour urine in acid washed container. Mix well and send 7.0 mL urine frozen in acid washed screw capped plastic container.
Record total volume on specimen container and test requisition. Call lab for collection container. A complete heavy metal form must accompany sample. Tests performed on a specimen submitted in a non-trace element tube or non acid washed/non metal free container may not accurately reflect the patients level. If a non-trace element tube/container is received, it will be accepted for testing. However, elevated results shall be reported with a message that a re-submission with a trace element tube/container is recommended.
Record total volume on specimen container and test requisition. Call lab for collection container. A complete heavy metal form must accompany sample. Tests performed on a specimen submitted in a non-trace element tube or non acid washed/non metal free container may not accurately reflect the patients level. If a non-trace element tube/container is received, it will be accepted for testing. However, elevated results shall be reported with a message that a re-submission with a trace element tube/container is recommended.
Minimum Volume
3.0 mL
Transport Temperature
Frozen
Rejection Criteria
Sample acidified with HCl
Stability
Room temperature: 48 hours
Refrigerated: 5 days
Frozen: 14 days
Refrigerated: 5 days
Frozen: 14 days
Methodology
Inductively Coupled Plasma/Mass Spectrometry
Reference Range
<80 mcg/L
Performing Laboratory
Quest
New York DOH Approval Status
Yes