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A wheeze is a clinical symptom of a continuous, coarse, whistling sound produced in the respiratory airways during breathing. [1] For wheezes to occur, part of the respiratory tree must be narrowed or obstructed (for example narrowing of the lower respiratory tract in an asthmatic attack), or airflow velocity within the respiratory tree must be heightened.
Bronchospasm or a bronchial spasm is a sudden constriction of the muscles in the walls of the bronchioles.It is caused by the release (degranulation) of substances from mast cells or basophils under the influence of anaphylatoxins.
Respiratory sounds, also known as lung sounds or breath sounds, are the specific sounds generated by the movement of air through the respiratory system. [1] These may be easily audible or identified through auscultation of the respiratory system through the lung fields with a stethoscope as well as from the spectral characteristics of lung sounds. [2]
There are ways to protect your pulmonary health in winter, starting with controlling the air temperature when you are breathing. An easy action is to wear a scarf around your mouth and nose to ...
Bronchoconstriction is the constriction of the airways in the lungs due to the tightening of surrounding smooth muscle, with consequent coughing, wheezing, and shortness of breath. Causes [ edit ]
The main difference between VCD and asthma is the audible stridor or wheezing that occurs at different stages of the breath cycle: VCD usually causes stridor on the inhalation, while asthma results in wheezing during exhalation. [5] [6] [7] Patients with asthma usually respond to the usual medication and see their symptoms resolve.
Seek emergency care if food is getting stuck in your throat and it’s hard to breathe, or if you can’t swallow liquids, Dr. Yoon adds. How Your Doctor Can Help.
Taking precautions to protect yourself from a quartet of infectious diseases can lessen your odds of starting off 2025 sick.
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