Orderable EAP code:

LAB00132

Billable EAP Codes:

80001756 x 1

CPT Codes:

83615 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours

Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

U/L

Specimen Requirements:

2 mL body fluid in a body fluid container.

Pediatric Specimen Requirements:

0.5 mL in a 4 mL RED top tube or urine sample cup

Reference Range:

None available.

Comments:

Specimen Stability: 2 days at room temperature.

Synonyms:

Lactate Dehydrogenase

Orderable EAP code:

LAB00123

Billable EAP Codes:

80001745 x 1 (Fasting) 80001749 x 1 (45 Minute) 80001748 x 1 (60 Minute) 80001750 x 1 (90 Minute)

CPT Codes:

82951 x 1 82952 x 3

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours

Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mg/dL

Specimen Requirements:

2 mL blood in a GRAY top vacutainer.

Pediatric Specimen Requirements:

1 mL blood in a GRAY top vacutainer.

Reference Range:

See comments.

Comments:

Used in the diagnosis of small bowel lactase deficiency. Glucose Tolerance Test should be run the day before Lactose Tolerance to be sure that glucose is absorbed properly. Patient must be fasting before Lactose Tolerance Test. Administer 50 g of lactose orally for an adult. Draw blood samples at 0, 15, 30, 45, 60 and 90 minutes. Lactase deficient individuals show blood sugar levels that rise not more than 20 mg/dL over the fasting level.

Synonyms:

GGT, Lactose Intolerance, Glucose Tolerance

Orderable EAP code:

LAB00124

Billable EAP Codes:

80001754 x 1

CPT Codes:

83605 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours

Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mmol/L

Critical Values:

Greater than 2.0 mmol/L

Specimen Requirements:

0.4 mL blood in a heparinized syringe. Send heparinized syringe ON ICE to Lab immediately.

OR 4 mL blood in a GREEN top lithium heparin tube ON ICE to Lab immediately.

Pediatric Specimen Requirements:

0.4 mL blood in a 1 mL heparinized syringe. Send heparinized syringe ON ICE to Lab immediately.

OR 0.6 mL blood in a GREEN top lithium heparin tube ON ICE to Lab immediately.

Reference Range:

0.5 to 2.0 mmol/L

Comments:

Specimens sent without ice will not be analyzed.

Not suitable for add-ons; must be a new collection.

Synonyms:

Lactic Acid

Orderable EAP code:

LAB00133

Billable EAP Codes:

80001691 x 1

CPT Codes:

82010 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours

Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mg/dL

Specimen Requirements:

Random collection urine, urine cup.

Pediatric Specimen Requirements:

10 mL urine in a clean cup.

Reference Range:

Negative

Comments:

Test detects acetoacetate only. B-hydroxybutyrate and acetone are not measured.

Synonyms:

Acetoacetate, Urine

Orderable EAP code:

LAB00079

Billable EAP Codes:

80001690 x 1

CPT Codes:

82010 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours

Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mg/dL

Specimen Requirements:

4 mL blood in a GOLD top tube.

Pediatric Specimen Requirements:

0.5 mL in a peds RED top tube.

Reference Range:

Negative

Comments:

Test detects acetoacetate only. It does not measure total ketones.

Synonyms:

Acetoacetate

Orderable EAP code:

LAB00091

Billable EAP Codes:

80001329 x 1

CPT Codes:

83525 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 12 Hours

Urgent: N/A

Test Schedule:

Daily, 8 am to 8 pm.

Units:

MicroIU/mL

Specimen Requirements:

4.0 mL blood in a RED top tube.

Pediatric Specimen Requirements:

1.0 mL blood in a RED top tube.

Reference Range:

Fasting: 3 to 25 microIU/mL

Non-fasting: not established.

Synonyms:

Insulin

Orderable EAP code:

LAB00605

Billable EAP Codes:

80001741 x 1 (Fasting) 80001740 x 1 (Tube 1) 80001735 x 1 (Tube 2) 80001736 x 1 (Tube 3) 80001737 x 1 (Tube 4) 80001738 x 1 (Tube 5) 80001739 x 1 (Tube 6) 80001732 x 1 (Tube 7) 80001733 x 1 (Tube 8) 80001734 x 1 (Tube 9)

CPT Codes:

82947 x 10

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours

Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mg/dL

Specimen Requirements:

2 mL blood in a GRAY top tube.

Reference Range:

See comments.

Comments:

The patient must fast overnight prior to the Insulin Tolerance Test. Insulin is injected intravenously corresponding to 0.1 unit per kg of body weight. Collect blood samples for glucose at fasting, 15 minutes, 30 minutes, 45 minutes, 1 hour, and 90 minutes. Normally, the 30-minute blood glucose value is about 50% of the fasting level and by 90 minutes the glucose level returns to the fasting level.

Specimen Stability: up to 24 hours at room temperature.

Synonyms:

Glucose Tolerance

GTT

ITT

Orderable EAP code:

LAB00680

Billable EAP Codes:

80001808 x 1

CPT Codes:

85018 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours

Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

g/dL

Critical Values:

Less than 6.6 g/dL

Greater than 20.0 g/dL

Specimen Requirements:

3 mL blood in a LAVENDER top tube. Stable for 24 hours at room temperature. Do not freeze.

Pediatric Specimen Requirements:

0.5 mL blood in a LAVENDER Pediatric tube. Stable for 24 hours at room temperature. Do not freeze.

Reference Range:

Hemoglobin g/dL
Patient's age	Male	Female
0 up to 30 days	10.0 to 18.0	10.0 to 18.0
30 days up to 6 months	9.5 to 14.0	9.5 to 14.0
6 months up to 2 years	10.5 to 13.5	10.5 to 13.5
2 up to 6 years	11.5 to 13.5	11.5 to 13.5
6 up to 12 years	11.5 to 15.5	11.5 to 15.5
12 up to 18 years	13.0 to 16.0	12.0 to 16.0
18 up to 150 years	13.5 to 17.5	12.0 to 16.0

Comments:

Clotted specimens are unacceptable.

Orderable EAP code:

LAB00230

Billable EAP Codes:

80001804 x 1

CPT Codes:

85014 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours

Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

%

Critical Values:

Less than or equal to 19.7%, or greater than 60.0%

Specimen Requirements:

3.0 mL blood in a LAVENDER top tube. Stable for 24 hours at room temperature. Do not freeze.

Pediatric Specimen Requirements:

0.5 mL in a 0.5 mL LAVENDER top pediatric tube. Stable for 24 hours at room temperature. Do not freeze.

Reference Range:

Hematocrit %
Patient's age	Male	Female
0 up to 30 days	31.0 to 55.0	31.0 to 55.0
1 up to 6 months	28.0 to 42.0	28.0 to 42.0
6 months up to 2 years	33.0 to 39.0	33.0 to 39.0
2 up to 6 years	34.0 to 40.0	34.0 to 40.0
6 up to 12 years	35.0 to 45.0	35.0 to 45.0
12 up to 18 years	37.0 to 49.0	36.0 to 46.0
18 up to 150 years	41.0 to 53.0	36.0 to 46.0

Comments:

Clotted specimens are unacceptable.

Orderable EAP code:

LAB00041

Billable EAP Codes:

80001800 x 1

CPT Codes:

84702 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours

Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mIU/mL

Specimen Requirements:

4 mL blood in a GREEN top, lithium heparin tube or 4 mL blood in a RED top tube or SST tube.

Pediatric Specimen Requirements:

Minimum volume 0.5 mL blood in a 1.0 mL GREEN top, lithium heparin tube or 0.5 mL blood in a 1.0 mL RED top tube or SST tube. 

Reference Range:

Birth to 3 months old: Less than 50 mlU/mL.

Premenopausal and nonpregnant: Less than or equal to 1 mIU/mL.

Postmenopausal: Less than 7 mIU/mL.

hCG Ranges during normal pregnancy
Weeks Post Last Menstrual Period	Approx. hCG Range (mIU/mL)
3 up to 4 Weeks	9 to 130
4 up to 5 Weeks	75 to 2600
5 up to 6 Weeks	850 to 20800
6 up to 7 Weeks	4000 to 100200
7 up to 12 Weeks	11500 to 289000
12 up to 16 Weeks	18300 to 137000
16 up to 29 Weeks	1400 to 53000
29 up to 41 Weeks	940 to 60000

Comments:

Not validated for use with CSF.

This test has not been approved for use as a tumor marker in males or females.

Synonyms:

Pregnancy Test

Chorionic Gonadotropin

Human Chorionic Gonadotropin, Serum, Quantitative