Post DDAVP Monitoring




Test Mnemonic

DDAPOP

CPT Codes

  • 85240 - QTY (1)
  • 85245 - QTY (2)
  • 85246 - QTY (1)
  • 83520 - QTY (1)
  • 85390 - QTY (1)

Includes

  • von Willebrand Ag
  • Ristocetin Co-Factor
  • Factor VIII:C Assay
  • Collagen Binding Assay

Performing Laboratory

Cleveland Clinic Laboratories


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
4 mLPlasmaSodium citrate (Lt. Blue) Centrifuge, aliquot and freeze ASAP.Centrifuge samples; Aliquot plasma into a separate tube and label with Epic Beaker labels. Specimens should be frozen (-20C or colder).

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
2 mL     

Days Performed

Mon - Fri

Turnaround Time

1 - 3 days

Methodology

Name Description
Aggregation 
Latex Immunoassay (LIA) 
Clotting Assay 

Reference Range

Special Info

This order should be placed on a sample drawn one hour after DDAVP administration.Note: 3.2% sodium citrate is the preferred antigcoagulant recommended by NCCLS.

Clinical Info

This order should be placed on patients with known or suspected von Willebrand disease who are given a trial of the vasopressin analog DDAVP to assess its efficiency in elevating VWF levels. Post DDAVP administration, it is used to determine whether the patient's response to DDAVP is adequate.