Radiograph Evaluation of Respiratory Disorders in ICU Intensive Care Unit Sanatorinhos Hospital, Itapevi Brazil Causes of Respiratory Failure Upper Airway Obstruction Pleural Efusion/Hemotorax/Pneumotorax Lung Bleeding Congestive Heart Failure Atelectasia Pneumonia ARDS Combined Causes Upper Airway Obstruction Foreing Body Aspiration Upper Airway Obstruction Largest Mucosal Edema due Cervical Hystoplasmosis Small Pneumotorax Large Pneumotorax Pleural Effusion Due Lung Cancer Pleural Effusion Lung Bleeding Hemoptisis due Lung Tuberculosis Lung Bleeding Alveolar Hemorrage due Leptospirosis Congestive Heart Failure CHF due Chagas Disease Congestive Heart Failure CHF due Pericardiun Effusion Atelectasia Pneumonia Pleural Effusion due Pneumonia A RDS Combined Causes Combined Causes Marcelo Neubauer de Paula, MD Mucosal Edema Esophagus Neoplasia Atelectasia Lung Abcess Pleural Effusion and Atelectasia Marcelo Neubauer de Paula, MD