Sinusitis - Clinical Presentation

1. Persistent symptoms: Nasal discharge or cough, or both for more than 10 days, and not improving
2. Severe symptoms: High fever and URI, cold, flu purulent nasal discharge for more than 3 days

Acute Sinusitis - Diagnostic Confirmation

1. Plain radiographs (AP, lateral, flu, influenza
   1. "Complete opacification
   2. "Mucosal thickening (>4 mm)
   3. "Air-fluid level
2. CT imaging
3. Recurrent problems
4. Persistent infections
5. Sinus aspiration: Indications
   1. "Clinical failure
   2. "Complicated infections
   3. "Immunosuppressed patient

Bacteriology of Acute respiratory tract infections

and Otitis Media Colds