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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.
“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.
Post-acute infection syndromes (PAISs) or post-infectious syndromes are medical conditions characterized by symptoms attributed to a prior infection. While it is commonly assumed that people either recover or die from infections, long-term symptoms—or sequelae —are a possible outcome as well. [ 1 ]
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 .
“It shows that the flu can lead to a lot of pulmonary symptoms, such as post-viral cough that can last for months. In contrast, Covid can lead to a lot of nonpulmonary symptoms, including ...
The average duration of cough is eighteen days [30] and in some cases people develop a post-viral cough which can linger after the infection is gone. [31] In children, the cough lasts for more than ten days in 35–40% of cases and continues for more than 25 days in 10%. [32]
In a typical viral respiratory infection, such as the common cold, mucus in the nose starts out as clear but gradually turns yellow or green as the infection progresses.
A post-viral cough is a lingering cough that follows a viral respiratory tract infection, such as a common cold or flu and lasting up to eight weeks. Post-viral cough is a clinically recognized condition represented within the European medical literature. Patients usually experience repeated episodes of post-viral cough.