Superior and posterior mediastinum Flashcards
structures in superior mediastinum
Veins
Arteries
Trachea
Esophagus
Location of azygos veins
venous blood from intercostal spaces
Drains into SVC
on Left (blue) and right (Red) side
posterior mediastinum location
inferior to sternal angle
anterior to vertebral bodies (T5-T12)
posterior to pericardium and diaphragm
location of trachea
through superior mediastinum, stops at sternal angle
location of esophagus
Superior and posterior mediastinum
Structures in posterior mediastinum
Esophagus
descending aorta
S - sympathetic trunk
A - azygos veins
T - thoracic duct
Blood supply of descending aorta
Posterior intercostal arteries (intercostal spaces)
Esophagus
Pericardium
Bronchial arteries (Lungs)
Phrenic arteries (Diaphragm)
Location of sympathetic trunk
lateral posterior aspect of vertebral bodies
Azygos system of veins
posterior intercostal veins –> azygos vein –> SVC
Accessory hemiazygous veins across vertebral column
Location of thoracic duct
Anterior to vertebral bodies
deep to esophagus
T5-TD
Location of vagus nerve
going posterior toward esophagus
from arch of aorta?
Location of phrenic nerve
in front of root of lung
embedded in pericardium
