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Chronic Obstructive Pulmonary Diases
(COPD)
COPD is a progressive, irreverible respiratory condition chracterized by chronic airway inflammation, alveolar enlargement, increased mucus production.
Causes
chronic irritant exposure(eg, smoking..)
so,
ineffective gas exchage COPD patients causes hypoxemia(low blood oxygen level)
-> Compensation : more RBCs to carry needed oxygen to the cells. RBC is eleveated that is polycythemia.
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