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Test Code ALS Acid Labile Subunit (ALS)

Important Note

Test is no longer availble at Esoterix

There is no replacement for this test

Performing Laboratory

Endocrine Sciences

Methodology

Double antibody radioimmunoassay (RIA)

Reference Values

 

Age Range (mg/L) Mean (mg/L) SD (mg/L)
0 - 2m 0.2 - 5.1 2.1 1.7
3 - 6m 0.7 - 5.6 3.4 1.3
7 - 11m 0.7 - 7.9 4.0 2.3
12 - 2y 0.9 - 9.3 5.5 2.5
3 - 4y 1.9 - 10 6.8 2.7
5 - 7y 2.3 - 11 7.2 2.5
8 - 10y 4.2 - 13 8.9 2.5
11 - 13y 5.6 - 16 12 3.6
14 - 18y 5.6 - 16 12 4.2
19 - 25y> 7.0 - 16 12 2.5
26 - 35y 7.0 - 16 12 2.1
36 - 45y> 7.0 - 16 11 1.7
46 - 55y 7.0 - 16 11 2.1
56 >65y 7.0 - 16 10 3.0

 

 

 

Age Range (mg/L)
0 - 2m 0.2 - 5.1
3 - 6m 0.7 - 5.6
7 - 11m 0.7 - 7.9
12m - 23m 0.9 - 9.3
24m - 4y 1.9 - 10.0
5 - 7y 2.3 - 11.0
8 - 10y 4.2 - 13.0
11 - 18y 5.6 - 16.0
>19y 7.0 - 16.0

 

Physician Office Specimen Requirements

Container/Tube: Gold Top Tube

Specimen: 1 mL serum (0.5 mL min)

Transport Temperature: Refrigerate- 1 day

                                          Frozen - 2 years

CPT Code(s)

83519

Computer Interface Code

PDM #  1759166