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A Route Less Traveled: Anomalous Venous Drainage of the Right Heart

Brian Sifrig1, Taylor S Harmon2, Erik Soule3

  • 1Radiology, University of Florida College of Medicine, Jacksonville, USA.

Cureus
|November 27, 2018
PubMed

Insights

An anomalous cardiac vein connected to the superior vena cava (SVC) was found in a patient with SVC syndrome. This rare coronary venous anomaly may be congenital or iatrogenic, impacting patient management.

Area of Science:

  • Cardiovascular Anatomy
  • Interventional Cardiology

Background:

  • Congenital anomalies of the coronary sinus and veins are documented.
  • Anomalous cardiac veins draining into the superior vena cava (SVC) are exceptionally rare.

Observation:

  • A patient with SVC syndrome and end-stage renal disease (ESRD) presented with an incidental finding.
  • An anomalous connection from the coronary venous system to the SVC was identified.

Findings:

  • The anomaly may represent a congenital variant allowing collateral flow.
  • Alternatively, it could be an iatrogenic tract from repeated SVC venoplasty.

Implications:

  • Accurate documentation of such venous anomalies is crucial for patient management.
  • Understanding these variants is important for interventional procedures and assessing clinical significance.

Keywords:
central venous cathetercongenital anomalycoronary sinusesrd (end stage renal disease)occlusionper cutaneous coronary interventionsmall cardiac veinsvc syndromevenovenous anomaly

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