The Collaborative International Dictionary
Intrathoracic
Intrathoracic \In`tra*tho*rac"ic\, a. Within the thorax or chest.
Wiktionary
intrathoracic
a. (context anatomy English) Within the thorax
Usage examples of "intrathoracic".
Waddell's nosebleed was due to the Valsalva maneuver, or an abrupt increase in intrathoracic pressure.