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Epic Code LAB61 Cortisol, Blood Level

Important Note

Link: ACTH Stimulation Testing must be scheduled. See Ordering Instructions below.

Link: Adrenal Vein Specimen Instructions

Test Name Alias

Cortisol Blood Level | CORT | 6520

Interface Order Alias

10113

Ordering Instructions

Note: Routine Cortisol does not need to be scheduled.

 

Grand Rapids: For scheduling ACTH Stimulation testing, please call the Spectrum Health Infusion Clinic at 616-486-6099 in Grand Rapids.

 

United Hospital: For scheduling ACTH Stimulation testing, contact the Cancer Center at 616-225-9330.

Collection Instructions

Specimen Collection: Blood

 

Container(s): 4.5 mL Mint Green Top (Lithium Heparin Gel) or 5.0 mL Gold Top (Serum Separator-SST Gel)

Preferred Volume to Collect: 4.5 mL

Minimum Volume to Collect: 1.0 mL

Neonate Volume to Collect: 0.5 mL

Capillary collect ok? Y

Microtainer acceptable: Y

 

Collection Instructions:

  • Indicate draw time on specimen.
  • After collection, gently invert tube 8-10 times.
  • Specimen should be processed within 2 hours – See Processing Instructions.

Processing Instructions (Laboratory, Outpatient or Off-site collection)

Processed Specimen: Plasma or Serum

Centrifuge/Spin: Y

Aliquot: Not needed

Processing Instructions:

  • Plasma is preferred specimen type
  • Green Tube/Plasma: Centrifuge after collection.
  • Gold Tube/Serum: Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.

Transport Temperature: Refrigerate

Specimen Transport Temperature

Refrigerate

Specimen Stability

Ambient: 12 hours

Refrigerate: 72 hours

Frozen: aliquot plasma/serum for longer storage

Laboratory Retention: 72 hours

Test Frequency

Available daily, usual TAT 1 day.

Reference Range

a.m.: 6.0 – 22.0 µg/dL

p.m.: 3.0 – 14.0 µg/dL

Performing Department

Chemistry

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI
Corewell Health Blodgett Laboratory, Grand Rapids, MI
Corewell Health Lakeland St. Joseph Laboratory, St. Joseph, MI

Methodology

Electrochemiluminescence Immunoassay (ECLIA)

CPT

82533

CDM Code

3018253302

Epic Test ID

1230100523

LOINC

Cortisol Lvl: 2143-6

Mayo Access Code

SHO6520

Reviewed Date

3/7/2024

Updated Date

3/14/2024 - Reference Range