How Is Significant Clinical Airflow Limitation Determined from Pre- and Postbronchodilator

question 20

Multiple Choice

How is significant clinical airflow limitation determined from pre- and postbronchodilator spirometry?

• A)When the patient's FEF25-7% increases by 12% and 200 mL/second
• B)When the patient's FEV₁ increases by 12% and 200 mL
• C)When the FVC increases by 20% and 200 mL
• D)When the FEV₁/FVC ratio increases by 25%

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Definitions:

Hypertensive Crisis

A severe elevation in blood pressure that can lead to stroke, organ damage, or other serious complications unless promptly treated.

Blood Pressure Medication

Drugs prescribed to manage and control high blood pressure, aiming to prevent complications such as heart attack or stroke.

Stress

A psychological and physical response to demands or threats, leading to a state of strain or tension.

Medical Intensive Care Unit

A specialized hospital ward designed for the treatment of severe or life-threatening illnesses, with constant monitoring by healthcare professionals.