ADMISSION CRITERIA FOR THE RESPIRATORY UNIT ON 5 SOUTH COPD Exacerbation: A patient with a know diagnosis of COPD or a history of tobacco use, AND one or more of the following acute changes: Increased shortness of breath over baseline Increased cough Increased sputum AND A negative or unchanged CXR **Exclude: Patients who meet criteria for transfer to CDU Patients who meet criteria for ICU admission Asthma Exacerbation One or more of the following symptoms: Shortness of breath Wheezing Chest tightness One or more of the following exam findings: Wheezing Decreased air entry Peak Flow < 20% of baseline (when available) AND A normal or unchanged CXR **Exclude Patients who meet criteria for ICU admission Non-Invasive Ventilation: New and appropriate use of bilevel ventilation Medical provider available to check follow up ABG every half hour as indicated Hemodynamic stability pH >7.25 prior to initiation of bilevel **Requires admission to housestaff service **Excludes patients with congestive heart failure **Exclude metabolic acidosis **Exclude patients who meet criteria for ICU admission Pneumonia: One of more of the following acute changes: Fever Cough Chest pain Shortness of breath Leukocytosis AND A new infiltrate on CXR or CT scan **Exclude Patients who meet criteria for ICU admission Exacerbation of bronchiectasis: Patient’s with underlying bronchiectasis presenting with: Increased sputum production Increased viscosity and darker color of sputum Pulmonary Embolism: Acute pulmonary embolism Hemodynamic stability Oxygen saturation >90% on Fio2 of 50% or less Pneumothorax: Chest tube in place and functioning properly Hemodynamic stability Unilateral Excluding trauma Oxygen saturation >90% on Fio2 of 50% or less Exacerbation of Interstitial Lung Disease: Patient with diagnosis of ILD with: Worsening shortness of breath New ground glass opacities superimposed on underlying chronic changes on CT No evidence of CHF Hemoptysis: Non-massive Hemodynamic stability Oxygen saturation >90% on less than 50% Fio2 Miscellaneous: Patients with primary pulmonary complaint, unexplained hypoxemia, abnormal CT chest of unknown etiology.