[Right atrial blood cyst; report of a case]

N Yashiki1, H Saito, T Imagawa

  • 1Department of Thoracic Surgery, Koseiren Takaoka Hospital, Takaoka, Japan.

Insights

A rare right atrial blood cyst was discovered in a 53-year-old female presenting with an abnormal chest X-ray. Surgical removal confirmed the diagnosis, highlighting this unusual cardiac finding.

Area of Science:

  • Cardiology
  • Pathology
  • Surgical Oncology

Background:

  • Cardiac masses are rare, with diverse etiologies including primary tumors, metastatic disease, and benign conditions.
  • Right atrial masses can present asymptomatically or with symptoms related to obstruction or embolism.

Observation:

  • A 53-year-old female presented with an abnormal shadow on chest X-ray, prompting further investigation.
  • Computed tomography (CT) identified a significant 3 cm mass originating from the right atrial septum.

Findings:

  • The mass was surgically excised along with a portion of the interatrial septum.
  • Histopathological examination revealed the mass to be a blood cyst filled with serous effusion.

Implications:

  • This case underscores the importance of comprehensive diagnostic workup for cardiac abnormalities detected incidentally.
  • Blood cysts, though rare, should be considered in the differential diagnosis of right atrial masses.
  • Surgical intervention is effective for symptomatic or diagnostically uncertain cardiac masses.

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