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Table 1 Risk factors for venous thromboembolism

From: Venous thromboembolism in head and neck cancer surgery

Surgery

 

Trauma

 

Immobility/paresis

 

Cancer

 

Cancer therapy

 

Venous compression

 

Previous VTE

 

Increasing age

 

Pregnancy/postpartum

 

Oral contraceptive/HRT

 

Estrogen receptor modulators

 

Erythropoiesis-stimulating agents

 

Acute medical illness

 

Inflammatory bowel disease

 

Nephrotic syndrome

 

Myeloproliferative disorders

 

Paroxysmal nocturnal hemoglobinuria

 

Obesity

 

Central venous catheterization

 

Inherited/acquired thrombophilia

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