Comment différencier entre une pneumonie aigue communautaire bactérienne et virale atypique?

How to differentiate between acute bacterial and atypical viral community-acquired pneumonia? Pulmonology and Pediatrics course. Bronchiolitis Bronchitis Pneumonia. Risk Factors: Exposure to indoor air pollution, including tobacco smoke, overcrowding, young age, low birth weight, lack of breastfeeding, malnutrition, lack of vaccination, micronutrient deficiency, and chronic illness. Clinical Forms: Typical Pneumonia: Fever; chills, lower thoracic pain, productive cough. Atypical Pneumonia: Gradual onset, nonproductive cough, moderate fever, headache, and malaise. BACTERIAL Pneumonia: Sudden onset - fever, chest pain, abdominal pain, chills, localized crackles Chest X-ray: systematic alveolar, unilateral, CRP greater than 80 mg/L, ANC greater than 12 g/L. VIRAL OR ATYPICAL: Gradual onset, wheezing/asthma, bilateral auscultation, secondary fever, extrapulmonary signs Radiology: bilateral bronchointerstitial, distension, nonspecific laboratory tests.