Thoracic Trauma Flashcards
Pulmonary hilum
Central medial region of the lung where the bronchi and pulmonary vasculature enter the lung
Atelectsis
Collapse of a lung or part of a lung
Great vessels
Large arteries and veins located in the mediastinum that enter and exit the heart; the pulmonary artery, the aorta, the inferior vena cava, and the superior vena cava
Pericardium
Fibrous sac that surrounds the heart
Epicardium
Serous membrane covering the outer surface of the heart; the visceral pericardium
Ligamentum arteriosum
Cordlike remnant of a fetal vessel connecting the pulmonary artery to the aorta at the aortic isthmus
S/S of chest wall injuries
Blunt or penetrating trauma to chest Erythema Ecchymosis Dyspnea Pain on breathing Limited breath sounds Hypoventilation Crepitus Paradoxical movement of chest wall
Flail chest
Defect in the chest wall that allows for free movement of a segment. Breathing will cause paradoxical chest wall motion
S/S of Pneumothorax
Trauma to chest
Chest pain on inspiration
Hyperinflation of chest
Diminished breath sounds on affected side
S/S of Open Pneumothorax
Penetrating chest trauma Sucking chest wound Frothy blood at wound site Dyspnea Hypovelmia
Percordiun
Area of the chest wall overlying the heart
Commotio Cordis
Lethal cardiac arrythmia caused by sharp nonpentrating blow to the sternum
Pulsus paradoxus
Alternating strong and weak pulse
Aneurysm
A weakening or ballooning in the wall of a blood vessel
Xiphisternal joint
Union between xiphoid process and body of the sternum
