Pulmonary capillary wedge pressure: Difference between revisions
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The '''Pulmonary capillary wedge pressure''' (abbreviated '''PCWP'''), as measured by a [[Swan-Ganz catheter]], is the pressure measured in a pulmonary artery after occlusion of that artery. Because of the large [[Compliance (physiology)|compliance]] of the [[pulmonary circulation]], it provides an indirect measure of the left atrial pressure. | The '''Pulmonary capillary wedge pressure''' (abbreviated '''PCWP'''), as measured by a [[Swan-Ganz catheter]], is the pressure measured in a pulmonary artery after occlusion of that artery. Because of the large [[Compliance (physiology)|compliance]] of the [[pulmonary circulation]], it provides an indirect measure of the left atrial pressure. | ||
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|Normal range: 4 - 12mm Hg<ref>Braunwald's Heart Disease: A Textbook of Cardiovascular Medicine</ref> | |||
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|Average pressure: 9 mm Hg<ref>Braunwald's Heart Disease: A Textbook of Cardiovascular Medicine</ref> | |||
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==Reference== | |||
{{reflist}} | |||
==External links== | ==External links== | ||
Revision as of 13:32, 10 May 2011
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The Pulmonary capillary wedge pressure (abbreviated PCWP), as measured by a Swan-Ganz catheter, is the pressure measured in a pulmonary artery after occlusion of that artery. Because of the large compliance of the pulmonary circulation, it provides an indirect measure of the left atrial pressure.
| Normal range: 4 - 12mm Hg[1] |
| Average pressure: 9 mm Hg[2] |
Reference
External links
- Template:GPnotebook
- Overview at cvphysiology.com
- Description at virginia.edu
- Pulmonary+wedge+pressure at the US National Library of Medicine Medical Subject Headings (MeSH)