Superior phrenic vein
Encyclopedia
The superior phrenic vein, i.e., the vein accompanying the pericardiacophrenic artery
, usually opens into the internal mammary vein.
Pericardiacophrenic artery
The pericardiacophrenic artery is a long slender branch of the internal thoracic artery. It accompanies the phrenic nerve, between the pleura and pericardium, to the diaphragm, to which it is distributed. It anastomoses with the musculophrenic and inferior phrenic arteries.-External links: -...
, usually opens into the internal mammary vein.