NCIt definition : A symptom and a finding during physical examination, characterized by a high-pitched,
whistling sound during breathing. It results from the narrowing or obstruction of
the respiratory airways. The most common causes of wheezing are asthma, chronic obstructive
pulmonary disease, tracheobronchitis, and pulmonary edema.;
Alternative definition : NICHD: A high-pitched breath sound resulting from a narrowing or obstruction of the
small airways.; CTCAE: A disorder characterized by a high-pitched, whistling sound during breathing.
It results from the narrowing or obstruction of the respiratory airways.; ACC/AHA: A clinical finding in which there is a raspy high-pitched whistling sound
noted on expiration or inspiration associated with obstruction of the lower airways.; ACC/AHA: Abnormal breath sounds characterized by a high-pitched, whistling sounds
during breathing.;