
Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Upper respiratory tract infection overview
Introduction
Overview
Overview
Upper respiratory tract infection is the illness caused by an acute infection which involves the upper respiratory tract: nose, sinuses, pharynx or larynx. In the United States, this represents approximately one billion acute upper respiratory illnesses annually.
Causes
Causes
15% of acute pharyngitis cases may be caused by bacteria, commonly Group A Strep (“Strep Throat“). Generally, patients with “Strep Throat” start with a sore throat as their first symptom, and they usually do not have a runny nose, cough, or sneezing.
Epidemiology and Demographics
Epidemiology and Demographics
Upper respiratory tract infection is the illness caused by an acute infection which involves the upper respiratory tract. In the United States, this represents approximately one billion acute upper respiratory illnesses annually.
Risk Factors
Risk Factors
Any individual can be afflicted with the common cold, but children, geriatric patients, and people with a decreased immune system are affected more commonly.
References
References
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
