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Warfarin

Starting treatment
Indications
Dosing and monitoring
Complications
Follow-up
Follow-up

Around half of intracranial bleeds are fatal, and few patients make a full recovery. a  

Note:

  • In one study, 64% of cases had an intracerebral bleed (of which 46% were fatal); the rest were subdural (of which 20% were fatal). The risk of intracranial bleed increased sharply when INR > 4.0. a

Expiry date: May 2003
Levels of Evidence used in grading these guides

With thanks to Drs. David Keeling, John Reynolds, David Sackett, Sharon Straus and Alan Townsend 
 for use of their anticoagulation guide on which this one is based.

Author   CM   Ball
Reviewer   A   Gallus
CAT Writer   CM   Ball