Fig. 1From: Sudden extensive bloody pleural and pericardial effusion in a subject with untreated known hypothyroidism after total thyroidectomy, triggered by pneumoniaA Pleural effusion was observed in chest X-ray. B A large amount of pericardial fluid was observed in echocardiography (arrow). C, D A large amount of pleural effusion and pericardial fluid were observed in chest and abdominal computer tomography (CT)Back to article page