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Test ID BLOD0146 Adrenocorticotropic Hormone (ACTH), Plasma

Reporting Name

Adrenocorticotropic Hormone, P

Useful For

Determining the cause of hypercortisolism and hypocortisolism

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Plasma EDTA


Specimen Required


Patient Preparation: 12 hours before this blood test do not take multivitamins or dietary supplements containing biotin or vitamin B7, which are commonly found in hair, skin, and nail supplements and multivitamins.

Collection Container/Tube: Ice-cooled, lavender top (EDTA)

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Collection Instructions:

1. Morning (6 a.m.-10:30 a.m.) specimen is desirable.

2. Collect with a pre-chilled EDTA tube and transport to the laboratory on ice.

3. Spin down in a refrigerated centrifuge within 2 hours and immediately separate plasma from cells.

4. Immediately freeze plasma.


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Plasma EDTA Frozen (preferred) 28 days
  Refrigerated  3 hours
  Ambient  2 hours

Reference Values

7.2-63 pg/mL (a.m. draws)

No established reference values for p.m. draws

Pediatric reference values are the same as adults, as confirmed by peer reviewed literature.

 

Petersen KE: ACTH in normal children and children with pituitary and adrenal diseases. I. Measurement in plasma by radioimmunoassay-basal values. Acta Paediatr Scand 1981;70:341-345

Day(s) and Time(s) Performed

Monday through Friday; 5 a.m.-12 a.m., Saturday; 6 a.m.-6 p.m.

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

82024

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ACTH Adrenocorticotropic Hormone, P 2141-0

 

Result ID Test Result Name Result LOINC Value
ACTH Adrenocorticotropic Hormone, P 2141-0

Analytic Time

Same day/1 day

Reject Due To

Hemolysis

Mild OK; Gross reject

Lipemia

Mild OK; Gross OK

Icterus

NA

Other

NA

 

Method Name

Electrochemiluminescence Immunoassay

Forms

If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:

General Request Form (T239) (http://www.mayomedicallaboratories.com/it-mmfiles/general-request-form.pdf)

Oncology Test Request Form (T729) (http://www.mayomedicallaboratories.com/it-mmfiles/oncology-request-form.pdf)

Secondary ID

8411