The key aspects of the pathway are now as follows:
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A diagnosis of DVT is usually suspected in patients who complain of a painful swollen limb. However, the clinical picture can vary widely and none of the clinical features are sufficiently specific to be a diagnostic. Less than a third of patients referred for tests after initial history and clinical examination prove to have a DVT.
Only about a third of people with clinical suspicion of deep vein thrombosis (DVT) have the condition. Other conditions which may present with similar signs and symptoms include:
Duration of anticoagulation
Treat for 3 months then reassess need for ongoing treatment e.g. recurrent DVT or persistent risk factors such as cancer.