In this series:SteroidsOral steroidsTopical steroidsFingertip units for topical steroidsSteroid nasal sprays An acute exacerbation is more commonly known kakım a 'flare-up'. An acute exacerbation of chronic obstructive pulmonary disease (COPD) is a sudden worsening of COPD symptoms compared with the usual severity of symptoms. Do derece angle the canister towards http://www.stes.tyc.edu.tw/xoops/