What is the pathophysiology of hemothorax?

Updated: Jul 13, 2020
  • Author: Mary C Mancini, MD, PhD, MMM; Chief Editor: Jeffrey C Milliken, MD  more...
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Bleeding into the pleural space can occur with virtually any disruption of the tissues of the chest wall and pleura or the intrathoracic structures. The physiologic response to the development of a hemothorax is manifested in two major areas: hemodynamic and respiratory. The degree of hemodynamic response is determined by the amount and rapidity of blood loss.

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