Sign In
St. John Health System
Lab Catalog


Index:

Corticotropin Releasing Hormone

Order Name CORTICOTRO
Test Number: 3806125
Revision Date 10/10/2012
Test Name Methodology LOINC Code
Corticotropin Releasing Hormone
Radioimmunoassay  
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 3 mL Plasma Sodium Heparin (Green Top / No-Gel) Frozen
Instructions Mix whole blood in sodium heparin tube thoroughly by inversion. Centrifuge immediately then separate 3mL of plasma into plastic aliquot tube Freeze immediately. Ship frozen. Do not thaw.
GENERAL INFORMATION
Testing Schedule 2nd and 4th Wednesday of each month 
Expected TAT 5-10 Days 
Clinical Use CRH concentrations are increased in the last two trimesters 
Notes 10/19/2009 - the PTH Cocktail tube is no longer required for collection of this assay. Please use Sodium Heparin Tubes.
CPT Code(s) 83519
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Reference Lab