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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.
A PCP will ask questions in regards to symptoms and breathing; they will also ask if fatigue or wheezing has been experienced when breathing in or out; and also test using a peak expiratory flow and an oxygen saturation. Status asthmaticus can be misdiagnosed when wheezing occurs from an acute cause other than asthma. Some of these alternative ...
Neurogenic causes [30] (seizures, head trauma, strangulation, electrocution). Transfusion Associated Circulatory Overload occurs when multiple blood transfusions or blood-products (plasma, platelets, etc.) are transfused over a short period of time. [31] It includes acute lung injury and acute respiratory distress syndrome. [32]
While a different cause, this has very similar symptoms, namely the immunological reaction involving release of inflammatory mediators. Inhalation of allergens in sensitized subjects develops into bronchoconstriction within 10 minutes, reaches a maximum within 30 minutes, and usually resolves itself within one to three hours.
Asthma is a common condition and affects over 300 million people around the world. [3] Asthma causes recurring episodes of wheezing, breathlessness, chest tightness, and coughing, particularly at night or in the early morning. [4] Exercise-induced asthma is common in asthmatics, especially after participation in outdoor activities in cold weather.
Swimming induced pulmonary edema (SIPE), also known as immersion pulmonary edema, is a life threatening condition that occurs when fluids from the blood leak abnormally from the small vessels of the lung (pulmonary capillaries) into the airspaces (alveoli).
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Bronchiolitis obliterans results in worsening shortness of breath, wheezing, and a dry cough.The symptoms can start gradually, or severe symptoms can occur suddenly. [9] [10] These symptoms represent an obstructive pattern that is non-reversible with bronchodilator therapy, and need to be related to various lung insults. [11]
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