Acute respiratory failure occurs when ventilation or perfusion are mismatched

Acute respiratory failure occurs when ventilation or

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Acute respiratory failure occurs when ventilation or perfusion are mismatched with the other in the lung or lung area. Because of this gas exchange is reduced and respiratory failure results. Acute respiratory failure (ARF) can either be ventilator failure, oxygenation failure, or a combination of both. Etiology A pneumothorax is often caused by blunt chest trauma, but it may also occur as a result of complications A tension pneumothorax is a complication of a pneumothorax. The causes of flail chest include: blunt chest trauma, usually often from The causes of a hemothorax include any blunt force chest trauma that damages the major blood vessels around the chest. The causes of ventilator failure include: A physical problem of the
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GAS EXCHANGE EXEMPLARS 3 related to medical procedures. high-speed car crashes bilateral separations of the ribs from their cartilage connections to each other anteriorly, without an actual rib fracture. May occur as a complication of CPR lungs or chest wall A defect in the respiratory control center in the brain Poor function of the respiratory muscles, especially the diaphragm The causes of oxygenation failure include: High altitudes, closed spaces, smoke inhalation, carbon monoxide poisoning Pneumonia CHF with pulmonary edema Abnormal hemoglobin Hypovolemic
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GAS EXCHANGE EXEMPLARS 4 shock Hypoventilatio n Clinical Manifestations Reduced or (absent) breath sounds of the affected side on auscultation.
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