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Cough variant asthma (CVA), asthma where the only symptom is cough responsive to bronchodilator therapy, may be a T2-high asthma phenotype. CVA may be a precursor stage of other T2-high asthma phenotypes, as 30% of CVA patients are estimated to develop the classical asthma phenotype of wheeze and dyspnea.
A chronic cough can be due to many things from asthma to post-COVID-19. Here's how to figure out why you can't stop coughing and how to treat it.
A dry cough is a persistent cough where no mucus is present; this can be a sign of an infection. A chronic wet cough is a cough where excess mucus is present; depending on the colour of the phlegm, bacterial infections may be present. [16] A stress cough is when the airways of the throat are blocked to the point that it causes a reflexive spasm.
The role for eNO in other conditions is even less well established compared to asthma. Since asthma can be a cause of chronic coughing (it may even be the sole manifestation, such as in cough-variant asthma), studies have looked at whether eNO can be used in the diagnosis of chronic cough. [18] [19] [20] [21]
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The KP.3.1.1. variant, the Eris variant…it seems like COVID will never end. Plus, people may be especially aware of symptoms like congestion, headache and fatigue now as we enter the fall and ...