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Diagnosis Economics Harm/ aetiology Prognosis Therapy

Anticoagulation no clear evidence for increased risk of recurrent venous thromboembolism with sub therapeutic aPTT levels. Level of evidence 1a Expiry Date June 2003 Axillary or subclavian thrombosis long-term symptoms were common. Level of evidence 4 Expiry Date May 2003 Deep vein thrombosis recurrent venous thromboembolism and post-thrombotic leg were common. Level of evidence 1b Expiry Date October 2003 Deep vein thrombosis a proximal DVT, cancer and previous venous thromboembolism increased the risk of further episodes Level of evidence 1b Expiry Date November 2003 Upper limb thrombosis a third were dead within three months Level of evidence 4 Expiry Date November 2003 Deep vein thrombosis thromboses were usually extensive. Level of evidence 2c Expiry Date May 2003 Deep vein thrombosis a third had normal ultrasounds at one year. Level of evidence 4 Expiry Date May 2003 Deep vein thrombosis impedance plethysmography returned to normal within a year. Level of evidence 4 Expiry Date May 2003 Deep vein thrombosis patients with suspected DVT and a negative ultrasound scan were safely not treated while awaiting another scan. Level of evidence 2b Expiry Date May 2003 Deep vein thrombosis calf: calf-to-thigh propagation often occurred. Level of evidence 4 Expiry Date December 2003 Deep vein thrombosis recurrent venous thromboembolism and post-thrombotic leg were common. Level of evidence 1b Expiry Date August 2003 Deep vein thrombosis silent pulmonary embolism was common. Level of evidence 2c Expiry Date August 2003 Deep vein thrombosis silent pulmonary embolism was common. Level of evidence 2c Expiry Date August 2003 Venous thromboembolism patients were more likely to have cancer diagnosed in the next year Level of evidence 2c Expiry Date January 2003 Venous thromboembolism patients were more likely to have cancer Level of evidence 4 Expiry Date February 2003 Venous thromboembolism fatal PEs are rare. Level of evidence 1a Expiry Date May 2003