“…The thoracic duct usually drains to the internal jugular vein or subclavian vein but it may join the external jugular vein or innominate vein [ 4 , 5 , 7 ]. Classically, the cause of chylous fistula is assumed to be injury to the main thoracic duct or its terminal rami [ 2 – 4 , 8 , 9 ]. However, an increasing number of authors suggest that the injury is more probably caused at the subclavian duct or its tributaries, as this duct is very inconsistent and its location is closely related to Berg's level II lymph node dissection [ 3 , 6 ].…”