Vancomycin

Orderable EAP code:

LAB00640 (peak), LAB00634 (random), LAB00633 (trough)

Billable EAP Codes:

80001682 x 1 (peak)
80001681 x 1 (random)
80001680 x 1 (trough)

CPT Codes:

80202 x 1 (peak)
80202 x 1 (random)
80202 x 1 (trough)

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:

Random: greater than or equal to 80 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:

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

Do not collect into tubes that contain gel separator.

Reference Range:

Trough: 10.0 to 20.0 micrograms/mL
Random: 5.0 to 50.0 micrograms/mL
Peak: 20.0 to 50.0 micrograms/mL

Comments:

Collect peak specimen 1 to 2 hours following completion of infusion.
Collect trough specimen 10 minutes prior to next infusion.

Synonyms:

Peak, Random, Trough, Vanco, Vancocin, Vancor

Valproic Acid

Orderable EAP code:

LAB00477

Billable EAP Codes:

80001668 x 1

CPT Codes:

80164 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

Specimen Requirements:

4 mL blood in a GREEN top, lithium heparin tube

Do not collect into tubes that contain gel separator.

Pediatric Specimen Requirements:

0.5 mL in a 1.0 mL GREEN top, lithium heparin tube

Do not collect into tubes that contain gel separator.

Reference Range:

50 to 100 (therapeutic) micrograms/mL

Synonyms:

Depakene, Depakote, Depacon, Valproate

Urine, Microscopic

Orderable EAP code:

LAB00364

Billable EAP Codes:

80001687 x 1

CPT Codes:

81015 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Critical Values:

Red Cell Casts

Specimen Requirements:

12 mL urine in a urine cup.

Pediatric Specimen Requirements:

1 mL urine in urine sample cup.

Reference Range:

 Casts, Hyaline  0 to 2/LPF
 Casts, Granular  0 to 2/LPF
 Casts, Cellular  None
 WBC  0 to 5/HPF
 RBC  0 to 3/HPF
 Crystals  None
 Epithelial Cells  None to Few/HPF
 Bacteria  None
 Yeast  None

Comments:

When ordered in combination with UA, Dipstick Only (OHSU Service Code 071-0865), the two tests will "roll-up" to bill CPT code 81001.

Specimen Stability: 2 hours at room temperature; 12 hours refrigerated.

Synonyms:

Urine, Urine Micro, UA, Microscopic, Urinalysis

Uric Acid, Urine

Orderable EAP code:

LAB00063

Billable EAP Codes:

80001799 x 1

CPT Codes:

84560 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 1 Day
Urgent: N/A

Test Schedule:

Batched daily, 9 am to 2 pm.

Units:

g/coll. Time

Specimen Requirements:

Total collection, 24 hr urine container. Refrigerate during collection. 2 mL urine for random/spot.

Pediatric Specimen Requirements:

0.5 mL in a 4 mL RED top tube or urine sample cup for random/spot requests.

Reference Range:

0.25 to 0.75 g/day average diet.

Uric Acid, Plasma

Orderable EAP code:

LAB00062

Billable EAP Codes:

80001798 x 1

CPT Codes:

84550 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

Critical Values:

None

Specimen Requirements:

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

Pediatric Specimen Requirements:

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

Reference Range:

  Age   Male   Female
  0 Days to 14 Years   2.0 to 7.0 mg/dL   2.0 to 7.0 mg/dL
  14 Years to 150 Years   3.7 to 8.0 mg/dL   2.5 to 6.2 mg/dL

Urea Nitrogen, Urine

Orderable EAP code:

LAB00061

Billable EAP Codes:

80001796 x 1

CPT Codes:

84540 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 1 Day
Urgent: N/A

Test Schedule:

Batched daily, 9 am to 2 pm.

Units:

g/col time

Specimen Requirements:

Total collection, 24 hour urine collection. Refrigerate during collection. 2 mL urine for random/spot.

Pediatric Specimen Requirements:

0.5 mL in a 4 mL RED top tube or urine sample cup for random/spot request

Reference Range:

12 to 20 g/day

Synonyms:

Blood Urea Nitrogen, BUN

Urea Nitrogen, Plasma (BUN)

Orderable EAP code:

LAB00060

Billable EAP Codes:

80001795 x 1

CPT Codes:

84520 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 GREEN top, lithium heparin tube.

Pediatric Specimen Requirements:

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

Reference Range:

  0 Days to 2 months   4 to 15 mg/dL
  2 months to 2 Years   5 to 15 mg/dL
  2 Years to 150 Years   6 to 20 mg/dL

Comments:

Specimen Stability: Serum/plasma on cells 5 days at 4 degrees C and for 24 hours at room temperature. Serum/plasma separated from cells for 24 hours at room temperature.

Synonyms:

Blood Urea Nitrogen, BUN

UA, Dipstick Only

Orderable EAP code:

LAB00365

Billable EAP Codes:

80001685 x 1

CPT Codes:

81003 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Specimen Requirements:

12 mL urine in a urine cup.

Pediatric Specimen Requirements:

1 mL urine in a urine cup.

Reference Range:

 Specific Gravity:  1.005 to 1.030      
 pH:  5.0 to 8.0            
 Protein  Negative to 30 mg/dL        
 Glucose  Negative to 50 mg/dL     
 Ketones  Negative        
 Bilirubin  Negative        
 Blood  Negative        
 Urobilinogen  Less than 2.0 mg/dL
 Leukocyte esterase  Negative, trace
 Nitrites  Negative

Comments:

Specimen stability:  2 hours at room temperature; 12 hours refrigerated.

When ordered in combination with Urine, Microscopic (OHSU Service Code 071-0863), the two tests will "roll-up" to bill CPT code 81001.

Synonyms:

Diptstick, UA, Microscopic, Urinalysis

Transferrin

Orderable EAP code:

LAB00516

Billable EAP Codes:

80001416 x 1

CPT Codes:

84466 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

Related Links:

Specimen Requirements:

4 mL blood in a GREEN top lithium heparin tube. Fasting specimen preferred. Send to Lab ASAP.

Pediatric Specimen Requirements:

0.5 mL blood in a 1 mL GREEN top lithium heparin tube. Fasting specimen preferred. Send to Lab ASAP.

Reference Range:

200 to 400 mg/dL

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

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