Lab Test Dictionary

Carbohydrate, Urine (CHOU) (10176)

Methodology

Thin-Layer Chromatography (TLC), Qualitative

Synonyms

Adenylosuccinate Lyase Deficiency; Carbohydrate, Urine; Disaccharide Screening; Fructose; Lactose; Maltose; Monosaccharide Screeening; Saccharides, Urine; Succinylnucleoside Screening; Sucrose; Reducing Substance

Specimen Type

Urine, Random

Performing Lab

Quest forwards to Mayo

Epic ID

LAB00937

Lab Test Days

Monday

Standard TAT

8-15 Days

Collection Information

Specimen Required

1-5 mL Random Urine

Container Type

Sterile Container

Collection Instructions

Random urine collection (early morning preferred).

Processing Information - Lab Use Only

Transport Temperature

Refrigerate-OK/Frozen-OK

Specimen Stability

Room Temp=Unacceptable; Refrigerated=21 Days; Frozen=21 Days (Preferred)

Rejection Criteria

Thawed random urine

Test Volume Required

5 mL Random Urine

Minimum Test Volume

1 mL Random Urine

Included Tests

Carbohydrate; Galactose and Glucose if appropriate.

CPT Codes

84377; 82760, 82945

Revised

02-18-20