Cardiogenic shock
Cardiogenic Shock[edit | edit source]
Cardiogenic Shock is a critical condition characterized by the heart's inability to pump sufficient blood to meet the body's needs. This severe form of shock is most commonly precipitated by a heart attack (myocardial infarction), but it can also result from other cardiac-related issues such as end-stage heart failure, cardiomyopathy, or valvular diseases. Cardiogenic shock is marked by a significant decrease in cardiac output, leading to inadequate tissue perfusion and oxygenation.
Causes[edit | edit source]
The primary cause of cardiogenic shock is damage to the heart muscle, affecting its pumping ability. This damage is most frequently caused by:
- Acute myocardial infarction: A severe heart attack that blocks one or more coronary arteries.
- Cardiomyopathy: Diseases of the heart muscle that affect cardiac function.
- Arrhythmias: Abnormal heart rhythms that disrupt cardiac efficiency.
- Structural heart problems: Including issues with the heart valves or septum.
Symptoms[edit | edit source]
Symptoms of cardiogenic shock include:
- Rapid breathing and shortness of breath
- Severe fatigue and weakness
- Cold, clammy skin and pale appearance
- Rapid heartbeat with weak pulse
- Decreased urine output
- Confusion or loss of consciousness
Diagnosis[edit | edit source]
Diagnosing cardiogenic shock involves several steps, including:
- Clinical assessment: Evaluation of symptoms and medical history.
- Echocardiogram: Ultrasound of the heart to assess its structure and function.
- Electrocardiogram (ECG or EKG): To detect heart rhythm abnormalities.
- Blood tests: To measure markers of heart damage and organ function.
- Cardiac catheterization: To visualize coronary arteries and assess for blockages.
Treatment[edit | edit source]
Immediate treatment is crucial for survival and may include:
- Medications: Inotropes to increase heart pumping strength and vasopressors to improve blood pressure.
- Mechanical support devices: Such as intra-aortic balloon pumps (IABP) or ventricular assist devices (VADs) to aid heart function.
- Emergency revascularization: Procedures like angioplasty and stenting or coronary artery bypass grafting (CABG) to restore blood flow to the heart.
- Supportive care: Including oxygen therapy and fluids to maintain oxygen levels and blood pressure.
Prognosis[edit | edit source]
The prognosis for cardiogenic shock can vary widely depending on the underlying cause, the promptness of treatment, and the patient's overall health. Early intervention and treatment significantly improve outcomes, but the condition remains associated with high mortality rates.
See Also[edit | edit source]
References[edit | edit source]
- American Heart Association. (2024). "Cardiogenic Shock: Understanding the Causes, Symptoms, and Treatments."
- Journal of Cardiac Failure. (2023). "Advancements in the Treatment of Cardiogenic Shock."
External Links[edit | edit source]
Cardiovascular disease A-Z
Most common cardiac diseases
- Cardiac arrhythmia
- Cardiogenetic disorders
- Cardiomegaly
- Cardiomyopathy
- Cardiopulmonary resuscitation
- Chronic rheumatic heart diseases
- Congenital heart defects
- Heart neoplasia
- Ischemic heart diseases
- Pericardial disorders
- Syndromes affecting the heart
- Valvular heart disease
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
A[edit source]
- Accelerated idioventricular rhythm
- Acute decompensated heart failure
- Arteriosclerotic heart disease
- Athletic heart syndrome
- Atrial flutter
- Atrioventricular fistula
- Cardiovascular disease in Australia
- Autoimmune heart disease
B[edit source]
C[edit source]
- Ebb Cade
- Cardiac allograft vasculopathy
- Cardiac amyloidosis
- Cardiac asthma
- Cardiac tamponade
- Cardiogenic shock
- Cardiogeriatrics
- Cardiorenal syndrome
- Cardiotoxicity
- Carditis
- Coronary artery aneurysm
- Coronary artery anomaly
- Coronary artery disease
- Spontaneous coronary artery dissection
- Coronary artery ectasia
- Coronary occlusion
- Coronary steal
- Coronary thrombosis
- Coronary vasospasm
- Cœur en sabot
- Coxsackievirus-induced cardiomyopathy
D[edit source]
E[edit source]
H[edit source]
- Heart attack
- Heart failure
- Heart failure with preserved ejection fraction
- Heart to Heart (1949 film)
- High-output heart failure
- Hyperdynamic precordium
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
I[edit source]
- Idiopathic giant-cell myocarditis
- Interventricular dyssynchrony
- Intraventricular dyssynchrony
- Isolated atrial amyloidosis
K[edit source]
L[edit source]
M[edit source]
- Mydicar
- Myocardial bridge
- Myocardial disarray
- Myocardial rupture
- Myocardial scarring
- Myocardial stunning
- Myocarditis
N[edit source]
O[edit source]
P[edit source]
- Papillary fibroelastoma
- Pathophysiology of heart failure
- Postpericardiotomy syndrome
- Pulmonary vein stenosis
R[edit source]
S[edit source]
- Saturated fat and cardiovascular disease
- SCAR-Fc
- Shone's syndrome
- Strain pattern
- Subacute bacterial endocarditis
- Sudden cardiac death of athletes
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