Inferior vena cava agenesis in patients with lower limb deep vein thrombosis in the RIETE registry. When and why to suspect.
Journal article

Inferior vena cava agenesis in patients with lower limb deep vein thrombosis in the RIETE registry. When and why to suspect.

  • Tufano A Department of Clinical Medicine and Surgery, Federico II, University, Naples. Italy. Electronic address: atufano@unina.it.
  • López-Jiménez L Department of Internal Medicine, Hospital Universitario Reina Sofía, Córdoba, Spain.
  • Bikdeli B Division of Cardiology, Department of Medicine, Columbia University Medical Center, New York-Presbyterian Hospital, New York, NY, USA; Yale/YNHH Center for Outcomes Research & Evaluation, New Haven, CT, USA; Cardiovascular Research Foundation, New York, NY 10032, USA.
  • García-Bragado F Department of Internal Medicine, Hospital Universitari de Girona Dr. Josep Trueta, Gerona, Spain.
  • Mazzolai L Department of Angiology, Centre Hospitalier Universitaire Vaudois (CHUV), Lausanne, Switzerland.
  • Amitrano M Department of General Medicine, Azienda Ospedaliera S. G. Moscati Hospital, Avellino, Italy.
  • Gómez-Cuervo C Department of Internal Medicine, Hospital Universitario 12 de Octubre, Madrid, Spain.
  • Marchena PJ Department of Internal Medicine and Emergency, Parc Sanitari Sant Joan de Déu-Hospital General, Barcelona, Spain.
  • Madridano O Department of Internal Medicine, Hospital Universitario Infanta Sofía, Madrid, Spain.
  • Monreal M Department of Internal Medicine, Hospital Germans Trias i Pujol, Badalona, Barcelona, Spain; Universidad Católica de Murcia, Spain.
  • Di Micco P Department of Internal Medicine and Emergency Room, Ospedale Buon Consiglio Fatebenefratelli, Naples, Italy.
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  • 2020-01-20
Published in:
  • International journal of cardiology. - 2020
English BACKGROUND
Limited data exist about the clinical presentation and outcomes of patients with inferior vena cava agenesis (IVCA) who develop deep vein thrombosis (DVT).


METHODS
We used the RIETE (Registro Informatizado Enfermedad Trombo Embólica) registry to compare clinical characteristics and outcomes of patients with lower limb DVT, according to the presence or absence of IVCA. Major outcomes included recurrent DVT, major bleeding and post-thrombotic syndrome (PTS).


RESULTS
Among 50,744 patients with lower-limb DVT recruited in October 2018, 31 (0.06%) had IVCA. On multivariable analysis, patients aged < 30 years (odds ratio [OR]: 17.9; 95%CI: 7.05-45.3), with unprovoked DVT (OR: 2.49; 95%CI: 1.17-5.29), proximal (OR: 2.81; 95%CI: 1.05-7.53) or bilateral DVT (OR: 11.5; 95%CI: 4.75-27.8) were at increased risk to have IVCA. Patients with DVT and IVCA had lower odds to present with coexisting PE (OR: 0.22; 95%CI: 0.07-0.73). During the first year of follow-up, the rates of DVT recurrences (hazard ratio [HR]: 1.30; 95%CI: 0.07-6.43), pulmonary embolism (HR: 2.30; 95%CI: 0.11-11.4) or major bleeding (HR: 1.32; 95%CI: 0.07-6.50) were not significantly different with those with versus those without IVCA. One year after the index DVT, IVCA patients had a higher rate of skin induration (OR: 3.70; 95%CI: 1.30-9.52), collateral vein circulation (OR: 3.57; 95%CI: 1.42-8.79) or venous ulcer (OR: 5.87; 95%CI: 1.36-1.87) in the lower limb than those without IVCA.


CONCLUSIONS
Certain clinical features such as unprovoked and bilateral proximal DVT in young patients should raise the suspicion for IVCA. Patients with IVCA had higher odds for symptoms of post-thrombotic syndrome.
Language
  • English
Open access status
closed
Identifiers
Persistent URL
https://sonar.ch/global/documents/268634
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