Table 1 Indications for IVC filter placement ^aFilter used as an adjunct to anticoagulation

Acute VTE with contraindication to anticoagulation

Failure of anticoagulation in the setting of VTE

Hemodynamic instability in patients with acute VTE^a

Massive PE being treated with thrombolysis or thrombectomy^a

Mobile iliocaval DVT^a

Prophylaxis after major trauma or prior to obesity surgery