Key messages

• Blood gas analyzers utilize electrochemical techniques for the measurement of pH, PCO2, and PO2.

• Measurements of pH, PCO2, and PO2 are traditionally accomplished by blood gas analyzers composed of specially designed electrodes encased in a thermostatically controlled chamber.

• Calibration establishes a relationship between electrode output and the units in which the measured variables are expressed.

• The co-oximeter is the most accurate method available for measuring the four clinically relevant hemoglobin moieties.

Sleep Apnea

Sleep Apnea

Have You Been Told Over And Over Again That You Snore A Lot, But You Choose To Ignore It? Have you been experiencing lack of sleep at night and find yourself waking up in the wee hours of the morning to find yourself gasping for air?

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