Intrathoracic vascular catheterization via the external jugular vein.
D006328:Cardiac Catheterization / Q000379:methods; D002404:Catheterization / Q000295:instrumentation / Q000379:methods*; D002496:Central Venous Pressure; D006801:Humans; D007601:Jugular Veins; D011651:Pulmonary Artery