Congenital chylothorax: report of unique case associated with 'H' -type tracheo-oesophageal fistula.

A case of congenital chylothorax associated with a congenital 'H'-type tracheo-oesophageal fistula is reported. The development of the thoracic duct is described and the possible embryological association with tracheo-oesophageal fistula is discussed. The management of the case is reviewed.