postoperative chylothorax

postoperative chylothorax

A rare (0.5–2.0%) complication of thoracic surgery, which is characterised by milky fluid drainage, and which should be suspected in the presence of new pleural effusion and dyspnoea after thoracic surgery.
Diagnosis
Biochemistry—increased triglycerides and cytology; lymphocytosis in pleural fluid.
Morbidity
Malnutrition, dehydration, immune dysfunction; large-volume chylothorax may compromise cardiopulmonary, renal, and hepatic function.
Mortality
Up to 50%, especially if unsuspected and/or in the chronically ill.