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ASTHMA. Definition Chronic inflammation is associated with airway hyper-responsiveness that leads to recurrent episodes of wheezing, breathlessness, chest.

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Presentation on theme: "ASTHMA. Definition Chronic inflammation is associated with airway hyper-responsiveness that leads to recurrent episodes of wheezing, breathlessness, chest."— Presentation transcript:

1 ASTHMA

2 Definition Chronic inflammation is associated with airway hyper-responsiveness that leads to recurrent episodes of wheezing, breathlessness, chest tightness, and coughing Widespread, variable, and often reversible airflow limitation

3 Source: Peter J. Barnes, MD Asthma Inflammation: Cells and Mediators

4 Source: Peter J. Barnes, MD

5 Inflammation, Mucus, Bronchospasm

6 Coughing Wheezing Chest tightness Shortness of breath Excessive fatigue Asthma Symptoms

7 Allergens: Animal dander from feathered or furry pets Cockroach droppings Dust mites Molds Pollen Asthma Triggers: Allergens

8 Irritants: Environmental tobacco smoke or second hand smoke Air pollution Chemicals and strong smells Asthma Triggers: Irritants

9 Weather changes Upper respiratory infections Cold air Strong emotions Exercise Drugs Additional Triggers

10 Portable hand-held devices that measure how well air moves out of the airways Peak flow reading less than 80% of the personal best is a call for action Monitoring with Peak Flow Meters

11 Corticosteroids Zafirlukast Montilukast

12 Also called “controllers” Prevent lung inflammation, but will not help during an asthma attack Must be taken for several days before positive effects are noted Inhaled corticosteroids, long-acting beta-2 agonists, Leukotriene modifiers Long-Term Control Medicines

13 Quick-Relief Medicines Sometimes called “rescue medicines” Relax the muscles around the airways and decrease the narrowing of the airways Provide immediate relief lasting several hours Used to treat asthma attacks Short-acting Beta-2 agonists

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