step1. 看症狀來決定嚴重度以及要不要給anti?
1. increased dyspnea
2. increased sputum purulency
3. increased sputum volume
# 1個 -> mild -> 不用給anti / bronchodilator加量(症狀治療即可)/monitor symptoms
# 2個以上 -> moderate to severe -> 給anti
step2.由poor outcome factor來決定給哪種anti?
1. age>65y/o
2. AE>3times/year
3. coexist cardiac disease
4. FEV1<50%
# 只要有一個以上就算是complicated COPD
Step3.complicated or uncomplicated 各要給哪種anti?
uncomplicated
1. cepha(cefuroxime/cefpodoxime/ceddinir)
2. macrolide(azithromycin/clarithromycin)
3. Doxcyclin
4. SMX-TMP
complicated
1. fluroquinolone(moxifloxacin,gemifloxacin, levofloxacin)
2. Augmentin
3. Ciprofloxacin + sputum culture (if at risk of Pseudomonas)
Step4. Monitor
3天內symptom worsen或inadequate response -> reevaluate + sputum culture
