Shock - Core Lecture Series - Shock Daniel J. Riskin, MD...

Info iconThis preview shows pages 1–11. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Core Lecture Series - Shock Daniel J. Riskin, MD September 9, 2007 Outline Definition Epidemiology Physiology Classes of Shock Clinical Presentation Management Controversies Definition A physiologic state characterized by Inadequate tissue perfusion Clinically manifested by Hemodynamic disturbances Organ dysfunction Epidemiology Mortality Septic shock 35-40% (1 month mortality) Cardiogenic shock 60-90% Hypovolemic shock variable/mechanism Pathophysiology Imbalance in oxygen supply and demand Conversion from aerobic to anaerobic metabolism Appropriate and inappropriate metabolic and physiologic responses Pathophysiology Cellular physiology Cell membrane ion pump dysfunction Leakage of intracellular contents into the extracellular space Intracellular pH dysregulation Resultant systemic physiology Cell death and end organ dysfunction MSOF and death Physiology Characterized by three stages Preshock (warm shock, compensated shock) Shock End organ dysfunction Physiology Compensated shock Low preload shock tachycardia, vasoconstriction, mildly decreased BP Low afterload (distributive) shock peripheral vasodilation, hyperdynamic state Pathophysiology Shock Initial signs of end organ dysfunction Tachycardia Tachypnea Metabolic acidosis Oliguria Cool and clammy skin Physiology End Organ Dysfunction...
View Full Document

This note was uploaded on 12/21/2011 for the course STEP 1 taught by Professor Dr.aslam during the Fall '11 term at Montgomery College.

Page1 / 27

Shock - Core Lecture Series - Shock Daniel J. Riskin, MD...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online