This chapter covers pharyngitis etiologies, general principles of diagnosis, investigations, management, and complications. Pharyngitis and sore throat are one of the most commonly encountered complaints in clinical practice. Pharyngitis can be classified into infectious and noninfectious or to acute and chronic pharyngitis. This chapter aims to provide an overview of these etiologies where it is further described in this chapter as an infectious and noninfectious pharyngitis. Infectious pharyngitis is divided into bacterial, viral, and fungal. Noninfectious pharyngitis is divided into inflammatory/autoimmune acute pharyngitis, membranous pharyngitis, radiation pharyngitis, and chronic inflammatory pharyngitis. This chapter provides a detailed overview of pharyngitis that can help the practitioner to reach the proper diagnosis and treat the patient accordingly.
Pharyngitis