Croup epidemiology and demographics

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Croup Microchapters
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Overview
Historical Perspective
Pathophysiology
Causes
Classification
Differentiating Croup from other Diseases
Epidemiology and Demographics
Risk Factors
Natural History, Complications and Prognosis
Diagnosis
History and Symptoms
Physical Examination
Laboratory Findings
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Overview

Croup is most often caused by parainfluenza virus, primarily types 1 and 3, but other viral and possibly bacterial infections can also cause it. It is most common in the fall and winter but can occur year-round, with a slight predilection for males.