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Oxygen Therapy

QuestionAnswer
hypoxia low levels of o2 in the blood
hypoxemia decreased tissue oxygenation
Indications for O2 Therapy Increase O2 demands, decrease O2 carrying capability of blood, decrease cardiac output Heart Failure, Sepsis, Fever, Poisons Decreased Hemoglobin Levels
Goals of O2 Therapy To use the lowest fraction of inspired oxygen (FiO2) w/o causing harmful S/E2-4 L/min via nasal cannula or up to 40% venturi mask
Hypercarbia increased partial pressure of arterial CO2 levels (PACO2) Need lower levels of O2 delivery usually 1-2 L/min via nasal cannula to prevent decreased resp effort (a low level is a patient's drive to breath!)
ABG Arterial Blood Gas - best measure to determine O2 therapy needs and to eval it's effects
Nursing Care for the pt w/O2 Therapy Clear Oral, Nasal & Tracheal Secretions as appropriate, Maintain Patent Airway, Set up O2 equip and administer thru a heated humidifed system, Monitor the O2 Liter Flow, Monitor position of O2 delivery device, check to ensure of correct prescribed dose
Nursing Care for the pt w/O2 Therapy (cont) Monitor pulse oximetry ABG's as appropriate, replace O2 mask/cannula when removed, observe for signs of O2 induced hypoventilation, Monitor for signs of O2 toxicity and absorption atelectasis, Monitor
Created by: ginabeana
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