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The common cold or the cold is a viral infectious disease of the upper respiratory tract that primarily affects the respiratory mucosa of the nose, throat, sinuses, and larynx. [ 6 ] [ 8 ] Signs and symptoms may appear in as little as two days after exposure to the virus. [ 6 ]
Rhinovirus is the most common viral infectious agent in humans and is the predominant cause of the common cold. [1] The three species of rhinovirus (A, B, and C) include at least 165 recognized types that differ according to their surface antigens or genetics. [2] They are among the smallest viruses, with diameters of about 30 nanometers.
Therefore, decongestants are not recommended for use in children under 12 years of age with the common cold. [19] Oral decongestants are also contraindicated in patients with hypertension , coronary artery disease , and history of bleeding strokes .
Rhinovirus C, one of the most common cold-causing viruses, can lead to bacterial pneumonia in children who have or are susceptible to asthma, said Ann Palmenberg, a researcher and professor with ...
The virus, which typically causes the common cold, is behind a large wave of illnesses in Los Angeles County, where data show that at least 30% of positive respiratory virus tests have come back ...
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Rhinitis is commonly caused by a viral or bacterial infection, including the common cold, which is caused by Rhinoviruses, Coronaviruses, and influenza viruses, others caused by adenoviruses, human parainfluenza viruses, human respiratory syncytial virus, enteroviruses other than rhinoviruses, metapneumovirus, and measles virus, or bacterial ...
After retreating during the pandemic, colds are back in full force in some parts of the U.S. this summer. Rhinoviruses — the most frequent cause of the common cold — circulate year-round, but ...