Internal 

 Jugular Trunk 



Left internal J^aular Vein. . Z ^^^,^^.^^ ^^^^^ 



1st $ 

 Thoracic 

 Vertebra 



Thoracic 

 Duct 



Vein 1st The 



|f| JP^f~X ^ Left Left 



-^/f^y^ Innominate Subclav 



Collaterals 



Collaterals 



Right 



Lumbar 



Lymphatics 



Left 

 Subclavian 



Internal 

 Jugular Trunk 



Left Internal Jugular Vein 



oliaterals 



Cisterna 

 Chyli 



Intestinal Trunk 



Left 

 Lumbar 

 Lymphatics 



19 



Fig. 18 Type 6; thoracic duct in a female white subject, age 39. Note the 

 insula at the terminal portion of the duct. 



Fig. 19 Type 6; thoracic duct in a female white subject, age 50. Note the 

 caudal portion of the duct; there is no cisterna chyli or lymphatic plexus. 



228 



