False aneurysm of ascending aorta due to pericardial mesothelioma

Vladimir Uspenskiy1, Alexei Lavreshin, Alexei Osadchii

  • 1Almazov Federal Heart, Blood and Endocrinology Centre, St. Petersburg, Russian Federation. vladimiruspenskiy@gmail.com

Insights

Ascending aortic pseudoaneurysm, a rare complication of pericardial mesothelioma, poses diagnostic challenges. Early diagnosis and effective adjuvant chemotherapy are crucial for improving patient outcomes in malignant pericardial tumors.

Area of Science:

  • Cardiology
  • Oncology
  • Thoracic Surgery

Background:

  • Pericardial mesothelioma is a rare malignancy with potentially severe complications.
  • Ascending aortic pseudoaneurysm is an infrequent but serious complication associated with pericardial mesothelioma.

Observation:

  • A case of ascending aortic pseudoaneurysm secondary to spindle cell pericardial mesothelioma is presented.
  • Initial symptoms appeared 18 months prior to surgical intervention, with diagnosis delayed until severe late complications arose.

Findings:

  • The patient underwent palliative tumor excision, aortoplasty, and aortic valve prosthesis placement.
  • Adjuvant chemotherapy resulted in a significant reduction of tumor mass.
  • The patient remains alive 10 months post-surgery.

Implications:

  • Timely lifetime diagnosis of malignant pericardial tumors is exceptionally difficult.
  • Effective adjuvant chemotherapy is essential for enhancing surgical outcomes and patient survival.
  • This case highlights the need for improved diagnostic strategies and therapeutic approaches for rare pericardial malignancies.

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