Atrial myocarditis: a possible cause of idiopathic enlargement of bilateral atria

In March 1997, a 72 year old woman with a cardiothoracic ratio of 90% on chest x ray was admitted to our hospital with a haemorrhagic gastric ulcer. However, at that time, she had no cardiac symptoms. Epstein’s anomaly was excluded and no other congenital or acquired cardiac …