Inferior vena cava interruption without azygos continuation
Synonyms: IVC interruption | Inferior caval vein interruption
A rare congenital anomaly of the inferior vena cava characterized by complete interruption of the vessel in which no direct continuity exists between the inferior vena cava and the azygos/hemiazygos system. Clinical manifestations depend on the variant drainage patterns or collaterals and include lower extremity deep vein thrombosis thromboembolic attacks leg swelling and pain lower extremity varices abdominal pain intraabdominal varices and hematochezia among others. Additional venous abnormalities or cardiac malformations are frequently present.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.
Reference: Access aggregated data from Orphanet at Orphadata.
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version December 2023
Newly diagnosed with
Inferior vena cava interruption without azygos continuation?
Our RARE Concierge Services Guides are available to assist you by providing information, resources and connections as you navigate your rare disease journey.
Advocacy Organizations
Collaborative Research Advocacy for Vascular Anomalies Network (CaRAVAN)
As the research-based umbrella organization for all vascular anomalies, we are on a mission to develop a unified network of patients and their families, advocates, researchers, and clinicians who influence research from initial concept and design to patient care delivery
Project FAVA
Project FAVA is a 501(c)(3) non-profit patient advocacy group that promotes awareness of fibro-adipose vascular anomalies, educates patients, their families, and the global community, and provides helpful resources to those with FAVA. Project FAVA also advances research to move the needle towards more effective and less invasive treatment options for FAVA patients.
Clinical Trials
For a list of clinical trials in this disease area, please click here.