A girl presented with symptoms of pharyngitis. Group A hemolytic pharyngitis is due to?
Local infection
Hematogenous spread
Lymphatic spread
None of the above
Local infection is the most common cause of inflammation of pharyngeal structures or acute pharyngitis. Group A beta-hemolytic streptococcus is a common causative organism in both pharyngitis and tonsillitis. Local infection and inflammation cause lymph node enlargement, swelling, erythema, and pain.