Specimen

Urine More information

Collection Medium:

Minimum:

10 mL aliquot from a well-mixed refrigerated collection
Absolute Adult/Pediatric minimum:  5 mL

Random collection is acceptable, no reference ranges will apply.
24 hr urine collection in a plastic bottle, refrigerate during 
collection. Creatinine done on sample at no additional charge.

Rejection Criteria:

Urine collected within 48 hours after administration of a gadolinium 
(Gd) containing contrast media (may occur with MRI studies). Acid 
persereved urine.

Specimen
Instructions:

Specimen must be collected in a plastic container and should be 
refrigerated during collection. Studies indicate that refrigeration of 
urine alone, during and after collection, preserves specimens 
adequately, if tested within 14 days of collection.

Analytic Time:

3 days

Reference Range:

COMPONENTS                  REFERENCE INTERVAL
Lead, Urine                 0 - 23 ug/L
Lead, Urine (24-hour)       0 - 31 ug/d
Lead per gm of Creatinine   No reference interval (ug/g CRT)
Creatinine (24-hour) mg/dl        Male                 Female
                            3-8 yrs: 140-700      3-8 yrs: 140-700
                            9-12 yrs: 300-1300    9-12 yrs: 300-1300
                            13-17 yrs: 500-2300   13-17 yrs: 400-1600
                            18-50 yrs: 1000-2500  18-50 yrs: 700-1600
                            51-80 yrs: 800-2100   51-80 yrs: 500-1400
                            81 yrs+: 600-2000     81 yrs+: 400-1300

Methodology:

Inductively Coupled Plasma/Mass Spectrometry

CPT Code:

83655

See Additional Information:
Urine Tests Requiring Preservatives, Refrigeration or Special Containers