ABC (medicine)
ABC is a mnemonic used in emergency medicine to guide the priorities of care for critically ill patients. It stands for Airway, Breathing, and Circulation. These are the three critical components that must be assessed and managed in order to stabilize a patient in an emergency situation.
Overview[edit]
The ABC approach is a fundamental principle in first aid, cardiopulmonary resuscitation (CPR), and emergency medical care. It is used to quickly assess and treat life-threatening conditions in a systematic manner.
Airway[edit]
The first priority is to ensure that the patient's airway is open and clear. An obstructed airway can lead to hypoxia and cardiac arrest. Techniques to open the airway include the head-tilt/chin-lift maneuver and the jaw-thrust maneuver. In some cases, advanced airway management may be required, such as the use of an endotracheal tube.
Breathing[edit]
Once the airway is secured, the next step is to assess and support the patient's breathing. This involves checking for adequate ventilation and oxygenation. If the patient is not breathing adequately, rescue breaths or bag-valve-mask ventilation may be necessary. Oxygen therapy can also be administered to improve oxygen saturation.
Circulation[edit]
The final component is to assess and support circulation. This involves checking the patient's pulse, blood pressure, and signs of shock. If the patient is in cardiac arrest, chest compressions should be initiated immediately. Intravenous access may be established to administer fluids or medications.
Application[edit]
The ABC approach is used in various settings, including pre-hospital care, emergency departments, and during advanced cardiac life support (ACLS). It is a critical component of the primary survey in trauma care and is often followed by a more detailed secondary survey once the patient is stabilized.
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Also see[edit]
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