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von Willebrand analysis (Citrated plasma, frozen (cp))

Specimens: 1 ml Citrated plasma, frozen (cp)
includes following tests: von Willebrand factor antigen (vWF:Ag) cp (Citrated plasma, frozen (cp))
vWF: Ac (von Willebrand Factor activity) (Citrated plasma, frozen (cp))
vWF: Ac / vWF: Ag ratio (Citrated plasma, frozen (cp))
Preanalytics/Notes:

Please always send a separate specimen for this test.

Two separate tubes citrated plasma (cp), frozen, 1 ml each.

Collect citrated blood, centrifuge directly after sampling and transfer citrated blood into a new tube, label this tube accordingly, freeze and dispatch deep-frozen.

Method: Turbidimetry
Set-up: Mon Tue Wed Thu Fri Sat Sun
Indication/Significance:
  • Diagnostic assessment of unclear bleeding tendency: tendency to nosebleed (epistaxis) and mucosal bleeding, e.g. bleeding after dental extraction or menorrhagias, are typical. Reference in the family anamnesis is important.

  • Common global tests such as Quick value, PTT or thrombin time are frequently normal.

  • Diagnostic assessment of haemophilia and thrombocytopathy

  • Therapy monitoring
Interpretation:
Further tests:

Multimeric analysis, molecular genetic analyses

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Abrechnung GOÄ

Die Kosten werden für den i. d. R. genutzten 1,15-fachen GOÄ-Satz dargestellt. Wird die Unter­suchung nicht in Ihrem regionalen Labor durch­geführt, erfolgt die Analyse in dem Labor, das im Leistungs­ver­zeich­nis genannt ist. In diesem Fall gilt der dort für die Untersuchung angegebene Preis.