Duplication of the inferior vena cava: a case series

The inferior vena cava (IVC) may develop abnormally because of its complex embryogenesis. An understanding of congenital variants such as duplication of the IVC is essential for clinical interventions, particularly those performed by surgeons and radiologists. We herein describe five patients who we...

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Main Authors: Wen-rui Li, Hai Feng, Lei Jin, Xue-ming Chen, Zhi-wen Zhang
Format: Article
Language:English
Published: SAGE Publishing 2022-05-01
Series:Journal of International Medical Research
Online Access:https://doi.org/10.1177/03000605221100771
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author Wen-rui Li
Hai Feng
Lei Jin
Xue-ming Chen
Zhi-wen Zhang
author_facet Wen-rui Li
Hai Feng
Lei Jin
Xue-ming Chen
Zhi-wen Zhang
author_sort Wen-rui Li
collection DOAJ
description The inferior vena cava (IVC) may develop abnormally because of its complex embryogenesis. An understanding of congenital variants such as duplication of the IVC is essential for clinical interventions, particularly those performed by surgeons and radiologists. We herein describe five patients who were diagnosed with duplication of the IVC by computed tomography or angiography and summarize their imaging and clinical features. All five patients were men aged 46 to 78 years. Two of the patients had pulmonary embolism and deep vein thrombosis and were treated by placement of an IVC filter and catheter-directed thrombolysis. The IVC in all patients ascended on either side of the abdominal aorta. All left IVCs terminated in the left renal vein, which crossed the aorta and joined the right IVC. The average follow-up time was 29 months (range, 14–46 months), and no patients developed venous thromboembolism or recurrence of thrombosis. Duplication of the IVC can be diagnosed by computed tomography and angiography. Its course and relationship with the renal vein must be identified for accurate planning of IVC filter placement in the setting of deep vein thrombosis and pulmonary embolism.
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spelling doaj.art-c056490d1cb0492baf27138ded91c84f2022-12-22T03:23:12ZengSAGE PublishingJournal of International Medical Research1473-23002022-05-015010.1177/03000605221100771Duplication of the inferior vena cava: a case seriesWen-rui LiHai FengLei JinXue-ming ChenZhi-wen ZhangThe inferior vena cava (IVC) may develop abnormally because of its complex embryogenesis. An understanding of congenital variants such as duplication of the IVC is essential for clinical interventions, particularly those performed by surgeons and radiologists. We herein describe five patients who were diagnosed with duplication of the IVC by computed tomography or angiography and summarize their imaging and clinical features. All five patients were men aged 46 to 78 years. Two of the patients had pulmonary embolism and deep vein thrombosis and were treated by placement of an IVC filter and catheter-directed thrombolysis. The IVC in all patients ascended on either side of the abdominal aorta. All left IVCs terminated in the left renal vein, which crossed the aorta and joined the right IVC. The average follow-up time was 29 months (range, 14–46 months), and no patients developed venous thromboembolism or recurrence of thrombosis. Duplication of the IVC can be diagnosed by computed tomography and angiography. Its course and relationship with the renal vein must be identified for accurate planning of IVC filter placement in the setting of deep vein thrombosis and pulmonary embolism.https://doi.org/10.1177/03000605221100771
spellingShingle Wen-rui Li
Hai Feng
Lei Jin
Xue-ming Chen
Zhi-wen Zhang
Duplication of the inferior vena cava: a case series
Journal of International Medical Research
title Duplication of the inferior vena cava: a case series
title_full Duplication of the inferior vena cava: a case series
title_fullStr Duplication of the inferior vena cava: a case series
title_full_unstemmed Duplication of the inferior vena cava: a case series
title_short Duplication of the inferior vena cava: a case series
title_sort duplication of the inferior vena cava a case series
url https://doi.org/10.1177/03000605221100771
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AT haifeng duplicationoftheinferiorvenacavaacaseseries
AT leijin duplicationoftheinferiorvenacavaacaseseries
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AT zhiwenzhang duplicationoftheinferiorvenacavaacaseseries