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Department of Transfusion Medicine at the NIH Clinical Center
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Clinical Ordering Guide
 
  • DTM Laboratory
Information
 
  • Ordering
 
  • Specimen
Collection &
Transport
 
  • Reporting Results  
  • Consultation
Services
 
  • Transfusion
Practices
 
  • Blood Component
Pick Up
 
  • Patient
Preparation
 
  • Adverse
Reactions to
Transfusion
 
  • Blood Donations
 
   

Reporting Results

Turnaround Times

Crossmatch-STAT 1 hour from the receipt of specimen and order
Crossmatch-Routine 4 hours from receipt of specimen and order
Tpye and Screen 4 hours from receipt of specimen and order
RBC Phenotype 5 working days
Antibody Resolution 24 hours (most cases)
HBsAg 2 working days
Anti-HIV 2 working days
Anti-HCV 2 working days
Other viral markers 5 working days (Confirmatory testing may delay results by several days)
HLA Antibody Screen 1 working days (Prior approval)
HLA - A,B,Cw,DR,DQ 7-14 working days

Retrieving Results from MIS

All results of routine testing can be retrieved from MIS. RBC or platelet status will say "selected" by the product number, or STAT will be rushed when it is reported. A copy of the report will print on the nursing unit.

Results of antibody identification workups or special tests may be obtained by calling the appropriate service.

Special Alert Values

These values will be called to the patient's physician:
A positive transfusion reaction workup
Evidence of a delayed transfusion reaction
Inability to find compatible blood for transfusion

Confirmed positive results for HBsAg, anti-HAV IgM, anti-HIV 1/2, anti-HCV and anti-HTLV-1. (Also reported to Hospital Epidemiology.)

   
   
   


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NIH Clinical Center
National Institutes of Health
Bethesda, Maryland 20892-7511

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