Acute otitis media

List the most common bacterial pathogens that cause acute otitis media, acute bacterial rhinosinusitis, and acute pharyngitis. 

Upper respiratory tract Acute otitis media-Acute maxillary sinusitis Pharyngitis/Tonsillitis... 

Otitis media, acute bronchitis, acute exacerbations of chronic bronchitis, pharyngitis, tonsillitis, and uncomplicated UTIs PO 400 mg/day as a single dose or in 2 divided doses. 

Similar to acute otitis media, acute sinusitis usually is preceded by a viral respiratory tract infection that causes mucosal inflammation." " This can lead to obstruction of the sinus ostia—the pathways that drain the sinuses. Mucosal secretions become trapped, local defenses are impaired, and bacteria from adjacent surfaces begin to proliferate." " " The pathogenesis of chronic sinnsitis has not been well studied. Whether it is caused by more persistent pathogens or there is a snbtle defect in the host s immnne fnnction, some patients develop chronic symptoms after their acnte infection." " " ... 

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