Tobramycin

Orderable EAP code:

LAB00639 (peak), LAB00632 (random), LAB00631 (trough)

Billable EAP Codes:

80001679 x 1 (peak)
80001678 x 1 (random)
80001677 x 1 (trough)

CPT Codes:

80200 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mcg/mL

Critical Values:

Peak: greater than or equal to 12 micrograms/mL
Trough: greater than or equal to 2 micrograms/mL
Random: greater than or equal to 12 micrograms/mL

Specimen Requirements:

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

Do not collect into tubes that contain gel separator.

Pediatric Specimen Requirements:

0.6 mL in a 1.0 mL GREEN top, lithium heparin tube.

Do not collect into tubes that contain gel separator.

Reference Range:

Peak: 5 to 8 micrograms/mL
Trough: less than 2 micrograms/mL
Random: 0.5 to 8.0 micrograms/mL

Synonyms:

Nebcin, Peak, Random, Trough

Thyroxine, Free

Orderable EAP code:

LAB00153

Billable EAP Codes:

80002053 x 1

CPT Codes:

84439 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

ng/dL

Specimen Requirements:

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

Pediatric Specimen Requirements:

0.5 mL in a 1.0 mL GREEN top, lithium heparin tube or in a RED top tube.

Reference Range:

0.6 to 1.2 ng/dL

Synonyms:

Free T4

Thyroid Stimulating Hormone

Orderable EAP code:

LAB00122

Billable EAP Codes:

80002045 x 1

CPT Codes:

84443 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mIU/L

Specimen Requirements:

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

Pediatric Specimen Requirements:

0.5 mL in a 1.0 mL GREEN top, lithium heparin tube or RED top tube.

Reference Range:

 Thyroid
 Stimulating
 Hormone
 (mIU/L)
 0 to 1 month
 1 month to 1 year
 1 to 5 years
 5 to 10 years
 10 to 12 years
 12 to 29 years
 29 to 39 years
 39 to 49 years
 49 to 59 years
 59 to 69 years
 69 to 79 years
 79 years and older
 0.70 to 18.10
 1.12 to 8.21
 0.80 to 6.26
 0.80 to 5.40
 0.70 to 4.61
 0.40 to 3.98
 0.39 to 4.17
 0.44 to 4.75
 0.50 to 5.07
 0.46 to 5.56
 0.47 to 7.11
 0.44 to 6.90

Comments:

TSHreference ranges are influenced by a variety of environmental influences, age, gender and ethnicity. The supplied reference limits are based on published values utilizing a similar TSH assay, and should be interpreted with with caution.

Synonyms:

TSH

Thrombin Time

Orderable EAP code:

LAB00233

Billable EAP Codes:

80001822 x 1

CPT Codes:

85670 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

Seconds

Specimen Requirements:

4.5 mL blood in a BLUE top tube, 3.2% sodium citrate. Tubes must be full (see comments below).
Specimen stability: 4 hours at room temperature.

Pediatric Specimen Requirements:

Add blood to the 1.3 mL mark of a Pediatric BLUE top tube, 3.2% sodium citrate.
Specimen stability: 4 hours at room temperature.

Reference Range:

10.3 to 16.6 seconds.

Comments:

Draw volume is critical due to the liquid anticoagulant. Allow tubes to fill by vacuum.

  • Tubes with rubber stopper: fill to line on label.
  • Tubes with plastic (Hemogard) cap: the fill level is above the top of the label.
  • Syringe: do not remove the vacutainer stopper. Insert the needle through the stopper and allow the tube to fill by vacuum. Do not overfill the vacutainer.
  • Pediatric tubes have no vacuum. Remove the cap and add blood to the 1.3 mL mark. Do not overfill.

Synonyms:

Coags
TT

Synovial Fluid, Crystals

Orderable EAP code:

LAB00693

Billable EAP Codes:

80001838 x 1

CPT Codes:

89060 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 4 Hours
Urgent: 2 Hours

Test Schedule:

24 hours, 7 days a week.

Specimen Requirements:

3 mL synovial fluid in a LAVENDER top tube.

Pediatric Specimen Requirements:

1 mL synovial fluid in a 3 mL LAVENDER top tube.

Reference Range:

Negative

Synovial Fluid Examination

Orderable EAP code:

LAB100892

Billable EAP Codes:

80001837 x 1
80001838 x 1

CPT Codes:

89051 x 1
89060 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 4 Hours
Urgent: 2 Hours

Test Schedule:

24 hours, 7 days a week.

Critical Values:

WBC: greater than or equal to 25,000/cu mm; Intracellular Bacteria; Malignant Cells; Atypical Cells if no previous.

Specimen Requirements:

1 mL synovial fluid in a LAVENDER top tube.

Pediatric Specimen Requirements:

1 mL synovial fluid in a 3 mL LAVENDER top tube.

Reference Range:

Crystals = Negative
WBC greater than 200 cu mm
Neutrophils greater than 25%

Comments:

Includes cell count and diff, and crystals. Clotted specimens are unacceptable for cell count and differential.

Streptococcus Group A Screen w/Reflex

Orderable EAP code:

LAB102565

Billable EAP Codes:

80001830 x 1

CPT Codes:

87880 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 4 Hours
Urgent: 2 Hours

Test Schedule:

24 hours, 7 days a week.

Specimen Requirements:

Throat swab.

Reference Range:

Negative

Comments:

Throat swab should be collected on rayon or dacron plastic shaft swabs using standard procedures. Swab should be transported to the laboratory, either dry or in a liquid transport system containing modified Stuarts medium or Amies liquid transport medium.Green or white-capped flocked swabs in Liquid Amies Transport Medium are acceptable.

Red-capped swab with Universal Viral Transport Media is not acceptable. Calcium alginate swabs, swabs with wooden shafts, and swabs with cotton tips are not acceptable. Semi-solid transport media or media containing charcoal can not be used.

Negative results on patients 15 years old and younger will reflex to a throat culture for confirmation.

Synonyms:

Group A Strep, Rapid Strep Test, Strep Screen

Specific Gravity, CSF

Orderable EAP code:

LAB00551

Billable EAP Codes:

80001790 x 1

CPT Codes:

84315 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

None

Specimen Requirements:

2 mL spinal fluid in a CSF vial.

Pediatric Specimen Requirements:

0.5 mL in a CSF vial.

Reference Range:

None available

Specific Gravity, Body Fluid

Orderable EAP code:

LAB00023

Billable EAP Codes:

80001789 x 1

CPT Codes:

84315 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

None

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:

Serous fluids (pleural, pericardial, ascites) 1.010 to 1.026

Sodium, Whole Blood

Orderable EAP code:

LAB00552

Billable EAP Codes:

80001785 x 1

CPT Codes:

84295 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 30 Minutes
Urgent: 15 Minutes

Test Schedule:

24 hours, 7 days a week.

Units:

mmol/L

Critical Values:

Less than or equal to 120 mmol/L.

Greater than or equal to 160 mmol/L.

Specimen Requirements:

1 mL blood in a lithium heparinized syringe.

Pediatric Specimen Requirements:

0.3 mL blood in a 1 mL lithium heparinized syringe or 0.6 mL in a 1 mL Green top, lithium heparin tube.

Reference Range:

134 to 143 mmol/L

Synonyms:

Na, Electrolytes

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