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Adjustment of aPTT test




Repeat test after – hour





Change U/h

 Stop Heparin           

Bulus U/Kg

aPTT – seconds     

4

+200

0

70

50>

4

+100

0





0

50 – 59

Next morning

0

0

0

60 – 80

4

-100

0

0

81 – 100

4

-200

60   minutes

0

100<




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