Causes of Sore Throat / Rhinorrhea - Differential Diagnosis Algorithm Common viral pathogens: Rhinovirus, Coronavirus, Influenza virus, Parainfluenza Virus, Adenovirus, Herpes Simplex Virus, Enterovirus (Coxsackie, Echo), Epstein Barr Virus, Cytomegalovirus, HIV Most common bacterial pathogen: Group A Beta Hemolytic Streptococcus pyogenes (GABHS) Acute Predominantly Rhinorrhea • Acute Viral Sinusitis • Acute Bacterial Sinusitis • Acute Head Cold Syndrome Chronic Predominantly Rhinorrhea • Allergic/Vasomotor/Drug Rhinitis • Nasal Polyposis • Chronic Sinusitis • Nasopharyngeal Cancer Predominantly Sore Throat - Acute Viral • Acute viral Pharyngitis • Acute Influenza • Acute Viral Laryngotracheitis • Acute Viral Tracheobronchitis • Acute Infectious Mononucleosis • Herpangina Predominantly Sore Throat - Acute Bacterial: • Streptococcal Tonsillopharyngitis • Peritonsillar Abscess • Ludwig' s Angina Predominantly Sore Throat - Chronic: • GERD • Environmental • Foreign Body • Neoplasm #SoreThroat #Rhinorrhea #Differential #Diagnosis #Algorithm #causes #primarycare
