Anticoagulant Related Nephropathy Induced by Dabigatran

We describe a case of biopsy-proven dabigatran related nephropathy in a patient without underlying IgA nephropathy. To date, dabigatran related nephropathy was only reported in patients with concurrent or undiagnosed IgA nephropathy, suggesting that it may predispose patients to dabigatran associate...

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Main Authors: Nazia Sharfuddin, Mahra Nourbakhsh, Alan Box, Hallgrimur Benediktsson, Daniel A. Muruve
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Case Reports in Nephrology
Online Access:http://dx.doi.org/10.1155/2018/7381505
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author Nazia Sharfuddin
Mahra Nourbakhsh
Alan Box
Hallgrimur Benediktsson
Daniel A. Muruve
author_facet Nazia Sharfuddin
Mahra Nourbakhsh
Alan Box
Hallgrimur Benediktsson
Daniel A. Muruve
author_sort Nazia Sharfuddin
collection DOAJ
description We describe a case of biopsy-proven dabigatran related nephropathy in a patient without underlying IgA nephropathy. To date, dabigatran related nephropathy was only reported in patients with concurrent or undiagnosed IgA nephropathy, suggesting that it may predispose patients to dabigatran associated injury. The patient is an 81-year-old woman with multiple medical comorbidities, including nonvalvular atrial fibrillation, who was anticoagulated with dabigatran. She presented to hospital with acute kidney injury in the setting of volume overload. Her estimated glomerular filtration rate decreased from a baseline of 57 mL/min/1.73 m2 to 4 mL/min/1.73 m2, necessitating hemodialysis. Renal ultrasound findings, fractional excretion of sodium, and urinalysis suggested acute kidney injury. Renal biopsy showed acute tubular injury, tubular red blood cell casts, and an absence of active glomerulonephritis, similar to the pathological findings of warfarin related nephropathy. A diagnosis of anticoagulant related nephropathy secondary to dabigatran was therefore established. This case demonstrates that dabigatran, like warfarin, may increase tubular bleeding risk in patients, irrespective of underlying kidney or glomerular disease.
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spelling doaj-art-c0ed6cd79766407792fd3d49fa4288562025-02-03T06:01:34ZengWileyCase Reports in Nephrology2090-66412090-665X2018-01-01201810.1155/2018/73815057381505Anticoagulant Related Nephropathy Induced by DabigatranNazia Sharfuddin0Mahra Nourbakhsh1Alan Box2Hallgrimur Benediktsson3Daniel A. Muruve4Department of Medicine, University of Calgary, CanadaDepartment of Pathology & Laboratory Medicine, University of Calgary, CanadaDepartment of Pathology & Laboratory Medicine, University of Calgary, CanadaDepartment of Pathology & Laboratory Medicine, University of Calgary, CanadaDepartment of Medicine, University of Calgary, CanadaWe describe a case of biopsy-proven dabigatran related nephropathy in a patient without underlying IgA nephropathy. To date, dabigatran related nephropathy was only reported in patients with concurrent or undiagnosed IgA nephropathy, suggesting that it may predispose patients to dabigatran associated injury. The patient is an 81-year-old woman with multiple medical comorbidities, including nonvalvular atrial fibrillation, who was anticoagulated with dabigatran. She presented to hospital with acute kidney injury in the setting of volume overload. Her estimated glomerular filtration rate decreased from a baseline of 57 mL/min/1.73 m2 to 4 mL/min/1.73 m2, necessitating hemodialysis. Renal ultrasound findings, fractional excretion of sodium, and urinalysis suggested acute kidney injury. Renal biopsy showed acute tubular injury, tubular red blood cell casts, and an absence of active glomerulonephritis, similar to the pathological findings of warfarin related nephropathy. A diagnosis of anticoagulant related nephropathy secondary to dabigatran was therefore established. This case demonstrates that dabigatran, like warfarin, may increase tubular bleeding risk in patients, irrespective of underlying kidney or glomerular disease.http://dx.doi.org/10.1155/2018/7381505
spellingShingle Nazia Sharfuddin
Mahra Nourbakhsh
Alan Box
Hallgrimur Benediktsson
Daniel A. Muruve
Anticoagulant Related Nephropathy Induced by Dabigatran
Case Reports in Nephrology
title Anticoagulant Related Nephropathy Induced by Dabigatran
title_full Anticoagulant Related Nephropathy Induced by Dabigatran
title_fullStr Anticoagulant Related Nephropathy Induced by Dabigatran
title_full_unstemmed Anticoagulant Related Nephropathy Induced by Dabigatran
title_short Anticoagulant Related Nephropathy Induced by Dabigatran
title_sort anticoagulant related nephropathy induced by dabigatran
url http://dx.doi.org/10.1155/2018/7381505
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AT mahranourbakhsh anticoagulantrelatednephropathyinducedbydabigatran
AT alanbox anticoagulantrelatednephropathyinducedbydabigatran
AT hallgrimurbenediktsson anticoagulantrelatednephropathyinducedbydabigatran
AT danielamuruve anticoagulantrelatednephropathyinducedbydabigatran