Unclassified connective tissue disease presenting as cardiac tamponade: a case report.

摘要: This report describes a case of cardiac tamponade as the initial manifestation unclassified connective tissue disease (UCTD). A 68-year-old Japanese woman was admitted to hospital because dyspnea and edema. She had undergone radical left mastectomy for treatment breast cancer 18 years before. On admission, bilateral leg edema, hepatomegaly, paradoxical pulse were noted on physical examination. The erythrocyte sedimentation rate elevated C-reactive protein 2.8 mg/dl. Antinuclear antibodies anti-SS-A/Ro present. scl-70 anticentromere elevated. Chest radiography showed cardiomegaly. Echocardiography revealed large pericardial effusion, but fluid did not contain malignant cells or bacteria. meet diagnostic criteria any known diseases, so diagnosed with due UCTD. Prednisolone (30 mg/day) administered, which resulted in gradual resolution effusion. Although diseases are cause absence other symptoms is quite rare.