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7 Cards in this Set
- Front
- Back
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COPD
CHRONIC OBSTRUCTIVE LUNG DISEASE CAL=CHRONIC AIRFLOW LIMITATION COPD=CHRONIC OBSTRUCTIVE PULMONARY DISEASE |
PERSISTANT OBSTRUCTION OF BRONCHIAL AIRFLOW
-BRONCHIAL ASTHMA -CHRONIC BRONCHITIS -PULMONARY EMPHYSEMA TAKES 20-30-40 YRS TO PROGRESS |
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AIRWAY OBSTRUCTION IS CAUSED BY:
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-BRONCHOSPASMS
-INCREAESED MUCOUS PRODUCTION -DECREASED CILIARY ACTION (AFFECTS EXPIRATION) |
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AIR TRAPPING
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HYPOXEMIA
HYPERCAPNIA (HIGH CO2) |
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CHRONIC HYPOXEMIA LEADS TO
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HYPOXIA
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HOW DOES PT WITH COPD DIE
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RESP FAILURE,CARDIAC FAILURE,SUICIDE
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CAUSES OF EMPHYSEMA
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-CHRONIC IRRITATION OF LUNGS
(SMOKING) -INHALED IRRITANTS -HEREDITARY:ALPHA,ANTI TRYPSIN DEFICIENCY NORMALLY INHIBITS ENZYMES THAT DESTROY TISSUE GENETIC |
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ANATOMICAL CHANGES WITH EMPHYSEMA
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-IMBALANCE BETWEEN PROTEASE
-DESTROYING ENZYME AND PROTEASEE INHIBITORY ENZYMES -DECREASED AVEOLI (REDUCED SURFACE AREA FOR GAS EXCHANGE) |
