AllRefer Health - Blood Gases (ABG, Arterial Blood Gas Analysis)

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Blood Gases


•	Definition
•	Why is the Test Performed?
•	How is the Test Performed?
•	How to Prepare for the Test?
•	How will the Test Feel?
•	Normal Values
•	What do Abnormal Results Mean?
•	Special Considerations
•	Risks
•	Pictures & Images
•	Go To Main Page

Alternate Names : ABG, Arterial Blood Gas Analysis

Definition

Blood gases measure the pH (acidity), oxygen content, and carbon dioxide content of the blood. Usually, blood gases are used to analyze the arterial blood. In rarer cases, venous blood may be used.

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Blood Gases Test

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Why is the Test Performed?

The test is used to evaluate respiratory diseases and conditions that affect the lungs. It is used to determine the effectiveness of oxygen therapy. The acid-base component of the test also gives information on how well the kidneys are functioning.

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• Definition
• Why is the Test Performed?
• How is the Test Performed?
• How to Prepare for the Test?
• How will the Test Feel?
• Normal Values
• What do Abnormal Results Mean?
• Special Considerations
• Risks
• Pictures & Images

Review Date : 4/22/2003
Reviewed By : David A. Kaufman, M.D., Pulmonary & Critical Care Medicine, University of Pennsylvania Medical Center, Philadelphia, PA. Review provided by VeriMed Healthcare Network.

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