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Respiratory Tract Symptom Complexes
Book chapter

Respiratory Tract Symptom Complexes

Kathleen A. McGann and Sarah S. Long
Principles and Practice of Pediatric Infectious Diseases, pp 169-177
2023

Abstract

Mucopurulent rhinorrhea (i.e., purulent nasal discharge) denotes nasal discharge that is thick, opaque, and colored.1 It occurs at any age and usually is a manifestation of a self-limited and uncomplicated viral upper respiratory tract infection (URI). Mucopurulent rhinorrhea is most problematic in children <3 years, due to a protracted course and frequent recurrences, especially in those in out-of-home childcare2; parental concern and misperception about the cause; and the overprescription of antibiotics by healthcare providers.3–5 Occasionally, this symptom is a clue to the diagnosis of a treatable bacterial infection or underlying condition

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