BSN Notes: Common Signs And Symptoms: Shock- Distributive shock

Distributive shock

            Insufficient intravascular volume of blood.

Caused by dilation of blood vessels which diminishes the systemic vascular resistance.

·         Septic shock

·         Anaphylactic shock

·         Neurogenic shock

Septic Shock

            Caused by systemic infection and inflammation.

  Extensive release of chemical mediators and endotoxins causes dilation of blood vessels and loss of fluid into the interstitial space.

Clinical features

·         Pyrexia

·         Systemic vasodilation

·         Warm and sweaty skin

·         Reduced contractility of heart

·         Diffuse capillary damage in the lungs

·         Increased level of neutrophils

Management: Antibiotics, mechanical ventilation and supportive care.

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