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, COPD
Chronic airflow limitation that is not fully reversible.
Usually progressive and associated with inflammatory response.
- Inflammation and narrowing of airways lead to loss of pulmonary function.
-Emphysematous changes contribute to impaired gas exchange.
COPD (symptoms)
3 Primary symptoms: Dyspnea, Chronic Cough, Sputum Production
- Advanced COPD: Hypoxemia, Hypercapnia, Emphysema and Bronchitis
Breath Sounds: Diminished, prolonged exhalation, coarse crackles and wheezes
COPD (diagnostics)
History & Physical (Smoking “pack/years”, progressive symptoms)
Difficulty exhaling: Reduced FEV1 (FEV1/FVC ration less than 70%)
Reversibility with bronchodilators? (Asthma vs. COPD) 12%
ABG: Establish baseline.
Chest Xray: baseline and rule out other conditions.
COPD (nursing interventions)
Respiratory acidosis,
- smoking and environmental causes,
- importance of the influenza vaccine, purse lip breathing, emphysema,
- SABA (albuterol) excessive albuterol and can increase heartrate avoid caffeine and is first
rescue medication LABA (solumedrol) is long losting.
Asthma
Reversible and diffuse airway inflammation & airflow limitation
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