Lab Dept:

Chemistry

Test Name:

ALDOLASE

General Information

Lab Order Codes:

ALD

Synonyms:

ALS; Fructose-biphosphate aldolase

CPT Codes:

82085 - Aldolase

Test Includes:

Aldolase level reported in U/L.

Logistics

Test Indications:

Useful for the detecting muscle diseases, such as Duchenne muscular dystrophy, dermatomyositis, polymyositis, and limb-girdle dystrophy.

Lab Testing Sections:

Chemistry - Sendouts

Referred to:

Mayo Medical Laboratories (Test# 8363)

Phone Numbers:

Minneapolis:

Saint Paul:

612-813-6280

651-220-6550

Test Availability:

Daily, 24 hours

Turnaround Time:

1 – 3 days, test set up Monday - Saturday

Special Instructions:

See Patient Preparation

Specimen

Specimen Type:

Blood

Container:

Red top (plain, no gel) tube

Draw Volume:

3.0 mL blood

Processed Volume:

1.0 mL (Minimum: 0.2 mL) serum

Collection:

Routine venipuncture

Special Processing:

Lab Staff: Centrifuge specimen, remove serum aliquot into a screw-capped round bottom plastic vial. Hemolyzed specimens are not acceptable. Store and ship at frozen temperatures. Forward promptly.

Patient Preparation:

Fasting patient preferred

Sample Rejection:

Specimens other than serum, hemolyzed specimens, warm specimens, serverely icteric specimens, mislabeled or unlabeled specimens

Interpretive

Reference Range:

0 – 16 years:

<14.5 U/L

≥17 years:

<7.7 U/L

Critical Values:

N/A

Limitations:

N/A

Methodology:

Ultraviolet, Kinetic

Contraindications:

N/A

References:

Mayo Medical Laboratories Web Page (May 2009)

Updates:

6/13/2007: Reference range update from MML. Previous ranges listed as 0-2 yrs: <16.3 U/L, 3-16 yrs: <8.3 U/L, >or= 17 yrs: <7.4 U/L.
5/4/2009: Serum gel tubes are not acceptable for specimen collection.