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Test Code AK1 Adenylate Kinase Enzyme Activity, Blood


Specimen Required


Collection Container/Tube:

Preferred: Yellow top (ACD solution B)

Acceptable: Lavender top (EDTA)

Specimen Volume: 6 mL

Collection Instructions: Send specimen in original tube. Do not transfer blood to other containers.


Useful For

Evaluation of chronic nonspherocytic hemolytic anemia

Method Name

Kinetic Spectrophotometry

Reporting Name

Adenylate Kinase, B

Specimen Type

Whole Blood ACD-B

Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Whole Blood ACD-B Refrigerated 20 days

Reject Due To

Gross hemolysis Reject
Fully clotted Reject

Reference Values

≥12 months: 195-276 U/g Hb

Reference values have not been established for patients who are less than 12 months of age.

Interpretation

In adenylate kinase deficiency, values are expected to be less than 30% of normal mean, although this value should be interpreted in the context of age of the patient and other enzyme values.

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

82657

LOINC Code Information

Test ID Test Order Name Order LOINC Value
AK1 Adenylate Kinase, B 44051-1

 

Result ID Test Result Name Result LOINC Value
AKCL Adenylate Kinase, B 44051-1

Day(s) Performed

Tuesday, Thursday

Report Available

1 to 6 days

Forms

If not ordering electronically, complete, print, and send a Benign Hematology Test Request (T755) with the specimen.