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Updated: Sep 21, 2025

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation
Published on: February 28, 2012
Left atrial appendage closure using WATCHMAN device in chronic kidney disease and end-stage renal disease patients
Shakeel Jamal1, Mohsin Sheraz Mughal2, Asim Kichloo1
1Department of Internal Medicine, Central Michigan University, College of Medicine, Mount Pleasant, Michigan, USA.
Insights
Patients with chronic kidney disease (CKD) and end-stage renal disease (ESRD) undergoing left atrial appendage occlusion (LAAC) with the Watchman device have similar outcomes to those without kidney disease. This includes comparable in-hospital mortality and complication rates for Watchman procedures.
Area of Science:
- Cardiology
- Nephrology
- Medical Devices
Background:
- Chronic kidney disease (CKD) and end-stage renal disease (ESRD) are significant risk factors for atrial fibrillation (AF).
- Left atrial appendage occlusion (LAAC) with the Watchman device is an alternative to anticoagulation for stroke prevention in AF patients.
- Limited data exists on the safety and utilization of LAAC in CKD/ESRD patients.
Purpose of the Study:
- To evaluate the utilization and periprocedural safety of Watchman LAAC in patients with and without CKD/ESRD.
- To compare inpatient mortality, length of stay, and cost of stay for Watchman procedures in patients with and without CKD/ESRD.
Main Methods:
- Retrospective review of the National Inpatient Sample (NIS) database from 2016-2017.
- Inclusion criteria: adult patients undergoing Watchman LAAC procedure.
- Comparison of outcomes between patients with and without CKD/ESRD diagnoses.
Main Results:
- 19.66% of 16,505 Watchman procedures were performed in patients with CKD/ESRD.
- No statistically significant differences in inpatient mortality, length of stay, or cost of stay were observed between groups.
- Periprocedural cerebrovascular accident rates were similar in both patient cohorts.
Conclusions:
- Watchman LAAC demonstrates similar safety and efficacy in patients with CKD/ESRD compared to those without kidney disease.
- The procedure is a viable option for stroke risk reduction in AF patients with CKD/ESRD.
- Further research may explore long-term outcomes in this population.
Background:
Chronic kidney disease (CKD) and end-stage renal disease are considered independent risk factors for developing atrial fibrillation (AF). Percutaneous occlusion of left atrial appendage (LAAC) using WATCHMAN device is a widely accepted alternative to anticoagulation therapy to prevent ischemic stroke in AF in patients who are not candidates for anticoagulation. There is limited data regarding the utilization and periprocedural safety of this intervention in patients with CKD/ESRD.
Methods:
We retrospectively reviewed all hospitalizations from 2016 to 2017 with (ICD-10) procedure diagnosis code of LAA closure using WATCHMAN procedure with and without a secondary diagnosis of CKD/ESRD in acute-care hospitals across the United States using the national inpatient sample. Demographic variables (gender, race, income, hospital characteristics, medical comorbidities) were collected and compared. The primary outcomes were inpatient mortality, hospital length, and cost of stay.
Results:
There were over 71 million discharges included in the combined 2016 and 2017 NIS database. Sixteen thousand five hundred five hospitalizations were for adult patients with a procedure code for LAA closure via watchman procedure. Of 16,505 patients, 3245 (19.66%) had CKD and ESRD. There was no statistically significant difference in mortality, length, and cost of stay in patients with and without CKD/ESRD. There were no statistically significant differences in periprocedural cerebrovascular accidents in both groups.
Conclusion:
Patients with and without ESRD/CKD who undergo LAA occlusion with Watchman have similar procedure related, in-hospital mortality, and complications.
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