Pulmonary artery catheter: Difference between revisions
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*Normal pressures: | *Normal pressures: | ||
**RA: 2-6 mmHg | **RA: 2-6 mmHg | ||
**RV: 20-30 | **RV: 20-30/0-5 mmHg | ||
**PA: 20-30 | **PA: 20-30/5-15 mmHg | ||
**PCWP: 4-12 mmHg | **PCWP: 4-12 mmHg | ||
Latest revision as of 14:20, 24 April 2021
Overview
- 7 French catheter inserted through sheath introducer into the right side of the heart to measure CVP and pulmonary artery pressures
- Uses the principle of balloon flotation
- Small balloon inflated at tip of catheter
- Allows tip to travel through right atrium to right ventricle to pulmonary artery
- Has two ports; one rests in right atrium and second rests in pulmonary artery
- Normal pressures:
- RA: 2-6 mmHg
- RV: 20-30/0-5 mmHg
- PA: 20-30/5-15 mmHg
- PCWP: 4-12 mmHg