1. Unusual extension of lung cancer into the left atrium via the pulmonary vein;Kodoma;Int Surg,1990
2. Metastatic renal cell carcinoma: an unusual cause of syncope;Fogel;Chest,1990
3. Primary pulmonary sarcoma with left atrial extension via the left superior pulmonary veins;Schuman;J Cardiovasc Surg,1984
4. Neoplastic heart disease;Hall,1994
5. Neoplasms within the pulmonary veins;Schiller;Chest,1970