Musculophrenic vein

Vena musculophrenica · Svalovo-bráničná žíla

Veins

Looks like

A vein running along the lower edge of the rib cage on the inside, from the front towards the side.

Drains the lower rib spaces and front of the diaphragm into the internal thoracic vein.

Rarely a problem; it can bleed when drains are placed low in the chest.