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  2. Shock (circulatory) - Wikipedia

    en.wikipedia.org/wiki/Shock_(circulatory)

    Shock is the state of insufficient blood flow to the tissues of the body as a result of problems with the circulatory system. [1][2] Initial symptoms of shock may include weakness, fast heart rate, fast breathing, sweating, anxiety, and increased thirst. [1] This may be followed by confusion, unconsciousness, or cardiac arrest, as complications ...

  3. Passive leg raise - Wikipedia

    en.wikipedia.org/wiki/Passive_leg_raise

    Passive leg raise, also known as shock position, is a treatment for shock or a test to evaluate the need for further fluid resuscitation in a critically ill person. [ 1 ] It is the position of a person who is lying flat on their back with the legs elevated approximately 8–12 inches (200–300 mm).

  4. Cardioplegia - Wikipedia

    en.wikipedia.org/wiki/Cardioplegia

    Blood acts a buffer and also supplies nutrients to the heart during ischemia. Once the procedure on the heart vessels (coronary artery bypass grafting) or inside the heart such as valve replacement or correction of congenital heart defect, etc. is over, the cross-clamp is removed and the isolation of the heart is terminated, so normal blood ...

  5. Hypertensive emergency - Wikipedia

    en.wikipedia.org/wiki/Hypertensive_emergency

    Diagnosis. The term hypertensive emergency is primarily used as a specific term for a hypertensive crisis with a diastolic blood pressure greater than or equal to 120 mmHg or systolic blood pressure greater than or equal to 180 mmHg. [10] Hypertensive emergency differs from hypertensive urgency in that, in the former, there is evidence of acute ...

  6. Cardiopulmonary resuscitation - Wikipedia

    en.wikipedia.org/wiki/Cardiopulmonary_resuscitation

    Cardiopulmonary resuscitation (CPR) is an emergency procedure consisting of chest compressions often combined with artificial ventilation, or mouth to mouth in an effort to manually preserve intact brain function until further measures are taken to restore spontaneous blood circulation and breathing in a person who is in cardiac arrest.

  7. Cardiogenic shock - Wikipedia

    en.wikipedia.org/wiki/Cardiogenic_shock

    Cardiogenic shock. Cardiogenic shock is a medical emergency resulting from inadequate blood flow to the body's organs due to the dysfunction of the heart. Signs of inadequate blood flow include low urine production (<30 mL/hour), cool arms and legs, and decreased level of consciousness. People may also have a severely low blood pressure and ...

  8. Atrial fibrillation - Wikipedia

    en.wikipedia.org/wiki/Atrial_fibrillation

    Atrial fibrillation (AF, AFib or A-fib) is an abnormal heart rhythm (arrhythmia) characterized by rapid and irregular beating of the atrial chambers of the heart. [11][12] It often begins as short periods of abnormal beating, which become longer or continuous over time. [4] It may also start as other forms of arrhythmia such as atrial flutter ...

  9. Intra-aortic balloon pump - Wikipedia

    en.wikipedia.org/wiki/Intra-aortic_balloon_pump

    The intra-aortic balloon pump (IABP) is a mechanical device that increases myocardial oxygen perfusion and indirectly increases cardiac output through afterload reduction. It consists of a cylindrical polyurethane balloon that sits in the aorta, approximately 2 centimeters (0.79 in) from the left subclavian artery. [1]

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