A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Thallium, 24-Hour Urine : 37124
Test CodeTHALMH or 37124
CPT Codes
83018
Instructions
Avoid worksite collection. Collect urine in an acid-washed or metal-free plastic container. 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 patient's 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 re-submission with a trace element tube/container is recommended.
Transport Container
Preferred:
7 mL aliquot of a well-mixed 24-hour urine collected in an acid-washed or metal-free container
Minimum: 3 mL
7 mL aliquot of a well-mixed 24-hour urine collected in an acid-washed or metal-free container
Minimum: 3 mL
Transport Temperature
Refrigerated.
Specimen Stability
Room temperature: 48 hours; Refrigerated: 5 days; Frozen: 14 days
Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
Setup Schedule
Tuesday, Thursday, Saturday
Report Available
2-5 days
Reference Range
Reference range <3 mcg/L
Toxic level >200 mcg/L
Clinical Significance
Exposure to thallium is primarily through foods and may occur in highly selected industrial environments. Urinary thallium may be used in assessing toxicity.
Performing Laboratory
med fusion