Printable Test Catalog - OU Medicine

SPECIAL HANDLING: Acidify urine to pH 1-3 with Boric acid or 6N
HCL
SPECIMEN VOLUME: 3 mL
MINIMUM VOLUME: 1.5 mL
TEST INCLUDES: Urine citrate and urine creatinine
TEST AVAILABILITY: Daily
TURNAROUND TIME: 2-4 days
METHODOLOGY: Spectrophotometry
CPT: 82507; 82570
[CITTM] UR CITRATE TIMED
SPECIMEN REQUIRED: Refrigerated urine (24-hour urine)
TUBE OR CONTAINER: Plastic urine container
SPECIAL HANDLING: 24 hour urine collected in "D" container (30
mLs 6N HCL); keep specimen refrigerated
during collection; final pH must be 1-3 OR
the sample can be frozen without the addition
of acid
SPECIMEN VOLUME: 25 mL
MINIMUM VOLUME: 2.5 mL
TEST AVAILABILITY: Daily
REFERENCE RANGE: 320-1240 mg/24 hours
METHODOLOGY: Spectrophotometry (kinetic at 340 nm)
CPT: 82507
[CK] Total Creatine Kinase
SPECIMEN REQUIRED: Refrigerated plasma or serum
TUBE OR CONTAINER: Light Green (heparin) or Gold
SPECIMEN VOLUME: 1 mL
MINIMUM VOLUME: 0.5 mL
TEST AVAILABILITY: Daily
TURNAROUND TIME: 8 hours
REFERENCE RANGE:
0-10 years: Female: 60-365 U/L; Male: 60-375 U/L
10-20 years: Female: 45-295 U/L; Male: 55-370 U/L
20-66 years: Female: 20-140 U/L; Male: 35-250 U/L
> 66 years: 30-140 U/L
OTHER NAMES: Creatine Phosphokinase; CPK
METHODOLOGY: Enzymatic rate
CLINICAL USE: Aid in diagnosis of myocardial infarction (MI) and
skeletal muscular damage
CPT: 82550
[CKISO] CK ISOENZYMES
SPECIMEN REQUIRED: Refrigerated serum
TUBE OR CONTAINER: Gold or Red
SPECIAL HANDLING: Serum ONLY; other specimen types will be
rejected
SPECIMEN VOLUME: 1 mL
MINIMUM VOLUME: 0.6 mL