Upper respiratory tract infections, also known as epiglottitis, are often acute episodes, usually lasting 5-7 days, with slight variations in duration depending on the clinical subtype.
Clinical types include common cold, acute viral pharyngolaryngitis, acute herpes pharyngitis, acute pharyngoconjunctivitis and acute pharyngotonsillitis.
1. Common cold: caused by viral infection, usually cured in 5-7 days, with complications can lead to prolonged illness.
2. Acute viral pharyngolaryngitis: caused by rhinovirus, adenovirus, influenza virus, usually cured in about 7 days.
3. Acute herpetic pharyngolaryngitis: mostly caused by coxsackievirus A, manifested by obvious sore throat, fever, the duration of the disease is about one week.
4. Acute pharyngoconjunctivitis: mainly caused by adenovirus and coxsackievirus, manifested by fever, sore throat, photophobia, tearing, pharyngeal and conjunctival congestion, with a duration of 4-6 days, mostly in summer, and more common in children.
5. Acute pharyngeal tonsillitis: mostly caused by hemolytic streptococcus, Haemophilus influenzae, Streptococcus pneumoniae, etc., the temperature can be up to 39 degrees or more, after standardized treatment of 2 to 3 no symptoms improve. Improper treatment can cause other complications such as endocarditis, and the prognosis is poor.
The duration of upper respiratory tract infection is also closely related to the individual’s physical condition and the severity of the disease, you should go to the hospital in time, under the guidance of the doctor standardized treatment, to avoid aggravation of the condition, and strive for early recovery.