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Revision as of 20:21, 4 March 2014

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Synonyms and keywords: Circulatory shock

Definition

Shock is the clinical expression of circulatory failure that results in inadequate cellular oxygen utilization.^[1]

Causes

Shock is a life-threatening condition and must be treated as such irrespective of the causes.

Classification

*Hemodynamic Profiles of Shock*^[2]
Type of Shock		CO	SVR	PCWP	CVP	SV_O₂
Cardiogenic	Acute Ventricular Septal Defect	↓↓	↑	N — ↑	↑↑	↑ — ↑↑
	Acute Mitral Regurgitation	↓↓	↑	↑↑	↑ — ↑↑	↓
	Myocardial Infarction	↓↓	↑	↑↑	↑↑	↓
Obstructive	Pulmonary Embolism	↓↓	↑	N — ↓	↑↑	↓
Obstructive	Cardiac Tamponade	↓ — ↓↓	↑	↑↑	↑↑	↓
Distributive	Septic Shock	N — ↑↑	↓ — ↓↓	N — ↓	N — ↓	↑ — ↑↑
Distributive	Anaphylactic Shock	N — ↑↑	↓ — ↓↓	N — ↓	N — ↓	↑ — ↑↑
Hypovolemic	Volume Depletion	↓↓	↑	↓↓	↓↓	↓

^[3]

Management

References

↑ Vincent, JL.; De Backer, D. (2013). "Circulatory shock". N Engl J Med. 369 (18): 1726–34. doi:10.1056/NEJMra1208943. PMID 24171518. Unknown parameter |month= ignored (help)
↑ Parrillo, Joseph E.; Ayres, Stephen M. (1984). Major issues in critical care medicin. Baltimore: William Wilkins. ISBN 0-683-06754-0.
↑ Weil, Max Harry; Shubin, Herbert (1967). Diagnosis and Treatment of Shock. Williams & Wilkins. ISBN 1125885874.

[Vincent-2013-1] Vincent, JL.; De Backer, D. (2013). "Circulatory shock". N Engl J Med. 369 (18): 1726–34. doi:10.1056/NEJMra1208943. PMID 24171518. Unknown parameter |month= ignored (help)

[isbn0-683-06754-0-2] Parrillo, Joseph E.; Ayres, Stephen M. (1984). Major issues in critical care medicin. Baltimore: William Wilkins. ISBN 0-683-06754-0.

[isbn1125885874-3] Weil, Max Harry; Shubin, Herbert (1967). Diagnosis and Treatment of Shock. Williams & Wilkins. ISBN 1125885874.

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@@ Line 28: / Line 28: @@
 | align="center" style="background:#A5B2D6; width: 55px;"|'''SV<sub>O<sub>2</sub></sub>'''
 |-
-| style="font-size: 90%; padding: 0 5px; background: #DCDCDC; width: 80px;" rowspan=3 |'''Cardiogenic'''|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC; width: 200px;" |'''[[Ventricular septal defect|Acute Ventricular Septal Defect]]'''|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↓↓|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↑|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |N — ↑|| style="font-size: 90%; padding: 0 5px; background:#DCDCDC;" |↑↑|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↑ — ↑↑
+| style="font-size: 90%; padding: 0 5px; background: #DCDCDC; width: 80px;" rowspan=3 |'''Cardiogenic'''|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC; width: 200px;" |'''[[Ventricular septal defect|Acute Ventricular Septal Defect]]'''|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↓↓|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↑|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |N — ↑|| style="font-size: 90%; padding: 0 5px; background:#DCDCDC;" align=center |↑↑|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↑ — ↑↑
 |-
 | style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" |'''[[Mitral regurgitation|Acute Mitral Regurgitation]]'''|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↓↓|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↑|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↑↑|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↑ — ↑↑|| style="font-size: 90%; padding: 0 5px; background: #DCDCDC;" align=center |↓