chronic asthma Flashcards
Asthma along with 4 other disorders have common origin and the tendency to develop them based on inheritance but not necessarily the specific allergy itself is called what
Hay fever
Eczema
Hives (urticaria)
Atopy
Causes of asthma
Underlying airway inflammation and abnormal brochospasm to triggers
______ status and inherited predisposition are inherited separately but when both coincide ____ increased the likely hood that the person will be susceptible
Atopic
Atopy
Differentiate extrinsic and intrinsic asthma
Extrinsic is an immune response to irritating substances and leads to inflammation
Intrinsic occurs within the body and is not mediated by an immune response and usually occurs secondary to respiratory infection weather changes emotional stress or air pollutants
Inducers act by______ and include:
Causing airway inflammation Allergies Genetic factors Infections Occupational and environmental factors
Define triggers and list several
Factors that cause smooth muscle in bronchi to contract with a pre existing airway inflammation
Cigarette smoke Dust cat dander etc Exercise Beta blockers, aspirin tetracycline Food allergies peanuts wheat tartrazine sulphur dioxide
Respiratory infections etc
Two main categories of drugs used to treat asthma are :
How do each work
Sympathomimetics (cause bronchodilation by targeting the SNS)
Corticosteroids reduce bronchial inflammation
List 3 common drugs and what type they are prescribed for asthma
Ventolin (albuterol) Sympathomimetics (also increase blood pressure and heart rate )
Azmacort and Beclovent (common corticosteroid)
Define symptoms characterizing mild mod and severe asthma
Mild: occasional coughing wheezing
Mod: daily symptoms occasional nocturnal symptoms and exercise avoidance
Severe: daily wheezing severe nocturnal symptoms and absence from school or work
Specify CIs different from bronchitis and emphysema
Direct compression on xiphoid and floating ribs
Massage lymph drainage and hydrotherapy CI in acute attack
Be cautious for osteoporosis in chronic steroid use