Collect

4.0 mL whole blood in red-top tube

Specimen Required

1.0 mL serum

Specimen Min Vol

0.5 mL serum

Specimen Preparation

Spin down and separate serum

Storage/Transport Temperature

Refer to Specimen stability criteria as shown below

Stability (from collection to initiation)

After Separation from cells:

Ambient

8 hours

Refrigerated

2 days

Frozen

1 month

Unacceptable Conditions

Specimens that exceed stated stability, unlabeled/mislabeled/mismatched specimens, specimens submitted in leaking containers

Special Instructions

None

CPT Codes

80184

Methodology

Emit* 2000-Rate

Performing Location

Chemistry (Rapid Response); Irvine Hospital Corelab

Reported STAT

60 minutes

Reported Routine

2- 4 hours

Additional Information

None

Test set up frequency

Daily

Reference Interval

10.0 - 40.0 mcg/mL
Critical Value (Automatic call-back): > 50 mcg/mL

Additional Information

None
Collection

Collect

4.0 mL whole blood in red-top tube

Specimen Required

1.0 mL serum

Specimen Min Vol

0.5 mL serum

Specimen Preparation

Spin down and separate serum

Storage/Transport Temperature

Refer to Specimen stability criteria as shown below

Stability (from collection to initiation)

After Separation from cells:

Ambient

8 hours

Refrigerated

2 days

Frozen

1 month

Unacceptable Conditions

Specimens that exceed stated stability, unlabeled/mislabeled/mismatched specimens, specimens submitted in leaking containers

Special Instructions

None
Test Info

CPT Codes

80184

Methodology

Emit* 2000-Rate

Performing Location

Chemistry (Rapid Response); Irvine Hospital Corelab

Reported STAT

60 minutes

Reported Routine

2- 4 hours

Additional Information

None

Test set up frequency

Daily
Result Interpretation

Reference Interval

10.0 - 40.0 mcg/mL
Critical Value (Automatic call-back): > 50 mcg/mL

Additional Information

None
NICU/Pediatric Info

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