Got a bit carried away with my anti-IVC filter proselytizing on rounds today. A series of papers to consider if you're interested.
1/4 A thought piece on how we got to where we are (and some shameless self promotion.) @VPrasadMDMPH https://pubmed.ncbi.nlm.nih.gov/23552611/ 
The Inferior Vena Cava Filter: How Could a Medical Device Be So Well Accepted Without Any Evidence...

The Inferior Vena Cava Filter: How Could a Medical Device Be So Well Accepted Without Any Evidence of Efficacy?

https://pubmed.ncbi.nlm.nih.gov/23552611/
2/4 The PREPIC group. 2 nice articles demonstrating a lack of benefit of IVC filters (and a bit of harm) when added to anticoagulation.

https://www.nejm.org/doi/full/10.1056/NEJM199802123380701

https://jamanetwork.com/journals/jama/fullarticle/2279714
A Clinical Trial of Vena Caval Filters in the Prevention of Pulmonary Embolism in Patients with...

Original Article from The New England Journal of Medicine — A Clinical Trial of Vena Caval Filters in the Prevention of Pulmonary Embolism in Patients with Proximal Deep-Vein Thrombosis

https://www.nejm.org/doi/full/10.1056/NEJM199802123380701
3/4 Nice attempt to deal with immortal time bias and confounders in an observational study. This one suggesting harm. https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2687385
Inferior Vena Cava Filter Placement and 30-Day Mortality

This comparative effectiveness cohort study explores the association of inferior vena cava filter placement with 30-day mortality in patients with venous thromboembolic disease and a contraindication...

https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2687385
4/4 My favorite recent article. RCT of IVC filters in high risk patients with contraindication to anticoagulation. No benefit (but a bit of nuance). https://www.nejm.org/doi/full/10.1056/NEJMoa1806515
A Multicenter Trial of Vena Cava Filters in Severely Injured Patients | NEJM

Original Article from The New England Journal of Medicine — A Multicenter Trial of Vena Cava Filters in Severely Injured Patients

https://www.nejm.org/doi/full/10.1056/NEJMoa1806515
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