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There’s also something called a subacute cough, which can last from three to eight weeks, says Jairo Barrantes-Perez, M.D., assistant professor of pulmonary medicine at Baylor College of Medicine.
What causes a cough that just won't quit? Experts explain.
How to treat a lingering cough. Timing is crucial when determining how to treat coughs, which generally fall into three categories. They are: Acute cough: Lasts less than three weeks. Mostly ...
A postinfectious cough is a lingering cough that follows a respiratory tract infection, such as a common cold or flu and lasting up to eight weeks. Postinfectious cough is a clinically recognized condition represented within the medical literature.
A cough that shows up after COVID typically goes away within four weeks, says Dr. Leykum. And it can last as long as six months after the infection, according to the American Lung Association .
Although there is no universally-accepted clinical definition for acute bronchitis, there is a proposed set of practical criteria (Macfarlane, 2001 [19]) that include: An acute illness of less than three weeks. Cough as the predominant symptom. At least one other lower respiratory tract symptom, such as sputum production, wheezing, chest pain.
“That post-viral cough doesn’t necessarily mean the person is still potentially able to spread the infection to others. It’s just a residual effect of their prior infection,” Fleece said.
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.