Amino Acids Dietary Screen Quantitative (filter paper)

WSLH Department: Biochemical Genetics
WSLH Test Code: 565
Availability: Prior to submission of specimens for Biochemical Genetics testing, please contact the laboratory at: (608) 263-4619.
Turn-around Time: 7 days after receipt of sample
Recommended Uses: This test is used for diet monitoring of patients with either phenylketonuria, tyrosinemia type I or maple syrup urine disease.
Contraindications: None
Additional Tests Performed:
Patient Preparations:
Specimen Requirements: Whole blood spotted on filter paper. The filter paper is part of the collection kit.
Specimen Handling & Transport: Specimens should be sent at ambient temperatures.
Collection Kit/Container: Whatman 903 filter paper
Collection Instructions: 2 dime-sized dried blood spots collected on provided filter paper. Allow blood specimen to dry horizontally for at least 3 hours prior to transport.
Unacceptable Conditions: Specimens are deemed unacceptable for testing for the following reasons: Blood clots; Layered blood; Incomplete saturation; Plasma separation for red blood cells; Contamination of filter paper; Damage to filter paper; Blood on tan cover.
Requisition Form: Biochemical Genetics Requisition Form
Required Information: Laboratory regulations require the following minimum information to be provided on the requisition form for a specimen to be accepted for testing: Patient name or unique identifier; date and time of collection, patient date of birth and sex, specimen type/site of collection, test request(s), clinician name and UPIN, and address for reporting results. Please be certain that name/identifier on the form matches that on the specimen label.
Results Include: Quantification of 5 amino acids and interpretation of clinical significance
Limitations:
Additional Tests Recommended: See result report for recommendations
Additional Comments:
Methodology: HPLC
Includes: Quantification of 2-5 amino acids
CPT Code: 82136
Price: For pricing information, please call 608-262-9674
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