COPD Flashcards
What is the typical onset of asthma v. COPD?
- asthma: any age, childhood & adolescent
- COPD: over 40
What are triggers for inflam response of asthma v. COPD?
- asthma: allergens, cold air, exercise
- COPD: smoker or other continuous noxious stimuli
What are the symptoms of asthma v. COPD?
- asthma: intermittent wheezing, dyspnea, cough
- COPD: daily or near daily dyspnea and cough
What is the clinical course of asthma v. COPD?
- asthma: manageable with proper treatment
- COPD: progressive, not reversible
What two diseases make up COPD?
- chronic bronchitis
- emphysema
Define COPD
- persistant airflow limitation
- progressive
- chronic inflam response
Define chronic bronchitis
- presence of cough & sputum production for at least 3 mo in each 2 consecutive years
Define emphysema
- destruction of alveoli
What are the risk factor and causes of COPD?
- smoking
- genes
- age (>52)
- gender (F)
- lung growth/devel
- exposure
- blue collar socioeconomic status
- hx of asthma
- chronic bronchitis
- infections
What are the physiologic changes that take place in COPD?
- inflammation
- hypertrophy
- hyperplasia
- scarring, fibrosis
- destruction of alveoli
Describe a pink puffer
- pursed lip breathing
- thin or cachetic
- physically wasted and malnourished
Describe a blue bloater
- bloated appearance
- cyanotic
- edema from cor pulmonale
What are signs and symptoms of chronic bronchitis?
- V/Q mismatch
- hypercarbia
- hypoxia
- plethoric
- cyanotic
- polycythemia
What are signs and symptoms of emphysema?
- dyspnea
- cough
- bullae
What do you look for on physcial exam for COPD?
- tachypnea
- tachycardia
- prolonged expiratory phase
- accessory muscle use
- wheezing
- cor pulmonale
- clubbing
- smell of cigarettes, stained teeth or fingers