Cavernous haemangioma in the coronary sinus

M Yamaguchi1, M Shimizu, H Mabuchi

  • 1Second Department of Internal Medicine, School of Medicine, Kanazawa University, Japan.

Insights

A rare case of a cavernous haemangioma in the coronary sinus is presented. This vascular tumor caused coronary fistulas and was successfully removed surgically.

Area of Science:

  • Cardiology
  • Vascular Surgery
  • Pathology

Background:

  • Coronary artery anomalies are rare congenital conditions.
  • Coronary sinus abnormalities can lead to complex cardiovascular presentations.
  • Persistent left superior vena cava is a rare congenital anomaly.

Observation:

  • A 58-year-old man presented with chest discomfort and dyspnea.
  • Coronary angiography revealed fistulas between the coronary sinus and coronary arteries.
  • The coronary sinus drained into a persistent left superior vena cava, not the right atrium.

Findings:

  • A mass within the coronary sinus was suspected to be a thrombus.
  • Transoesophageal echocardiography confirmed a mass in the atrioventricular groove.
  • Surgical removal revealed the mass to be a cavernous haemangioma.

Implications:

  • This case highlights a rare cause of coronary fistulas.
  • Cavernous haemangioma should be considered in the differential diagnosis of coronary sinus masses.
  • Successful surgical management of this rare anomaly is demonstrated.

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