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Updated: Mar 9, 2026

Point-Of-Care Ultrasound Screening for Proximal Lower Extremity Deep Venous Thrombosis
Published on: February 10, 2023
Renal function and venous thromboembolic diseases
N Janus1, I Mahé2, V Launay-Vacher1
1Service ICAR, Pitié-Salpêtrière university hospital, 83, boulevard de l'Hôpital, 75013 Paris, France; Department of nephrology, Pitié-Salpêtrière hospital, 75013 Paris, France.
Insights
Patients with venous thromboembolism (VTE) often have chronic kidney disease (CKD). Managing anticoagulants in CKD patients requires dose adjustments to prevent bleeding risks, necessitating CKD screening in VTE patients.
Area of Science:
- Nephrology
- Hematology
- Pharmacology
Background:
- Venous thromboembolism (VTE) affects numerous patients, with a high comorbidity of chronic kidney disease (CKD).
- CKD is independently associated with VTE and increases risks for cardiovascular events and fatal pulmonary embolism.
- The pharmacokinetic profiles of anticoagulant medications are altered in patients with CKD.
Purpose of the Study:
- To highlight the clinical challenge of managing anticoagulation in VTE patients with CKD.
- To emphasize the pharmacokinetic alterations of anticoagulants in CKD and their implications.
- To advocate for screening VTE patients for CKD and adjusting anticoagulant dosages.
Main Methods:
- Literature review on VTE, CKD, and anticoagulation.
- Analysis of pharmacokinetic changes of anticoagulants in renal impairment.
- Clinical guideline review for anticoagulation in CKD.
Main Results:
- CKD is prevalent in VTE patients and is a significant risk factor.
- Altered drug metabolism in CKD can lead to anticoagulant overdosage and bleeding.
- Current management strategies require careful consideration of renal function.
Conclusions:
- Screening for CKD in patients with VTE is crucial.
- Anticoagulant dosages must be adjusted based on renal function to mitigate bleeding risks.
- Further research is needed to optimize anticoagulation strategies in CKD patients.
Abstract:
Anticoagulant agents have been approved by international regulatory agencies to prevent and treat venous thromboembolism (VTE). However, chronic kidney disease (CKD) is: (1) highly frequent in VTE patients; (2) strongly linked to VTE; and (3) a risk factor for cardiovascular morbidity/mortality and fatal pulmonary embolism. Therefore, an increasing number of patients are presented with CKD and VTE and more and more physicians must face the questions of the management of these patients and that of the handling of anticoagulant agents in CKD patients because of the pharmacokinetic modifications of these drugs in this population. These modifications may lead to overdosage and dose-related side effects, such as bleeding. It is therefore necessary to screen VTE patients for CKD and to modify the doses of anticoagulants, if necessary.
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