• Choking

  Because infants are unable to spit out mucus that they cough up, they often gag and choke. The small airways of young children can be significantly narrowed by inflammation and mucus, making breathing difficult. [msdmanuals.com]

• Gagging

  Because infants are unable to spit out mucus that they cough up, they often gag and choke. The small airways of young children can be significantly narrowed by inflammation and mucus, making breathing difficult. [msdmanuals.com]

• Cyanosis

  Severe airway narrowing may cause children to gasp for breath and turn blue (cyanosis). Such airway problems are most common with infection caused by parainfluenza viruses, RSV, and human metapneumovirus infection. [msdmanuals.com]

• Lethargy

  Other typical symptoms in children include decreased appetite, lethargy, and a general feeling of illness (malaise). Headaches and body aches develop, particularly with influenza. [msdmanuals.com]

• Confusion

  Infants and younger children are particularly sensitive to the side effects of decongestants and may experience agitation, confusion, hallucinations, lethargy, and rapid heart rate and should never take these drugs. [msdmanuals.com]

• Kidney Failure

  Vaccination is particularly important for children and adults who have certain disorders, such as heart or lung disease (including cystic fibrosis and asthma), diabetes, kidney failure, and sickle cell disease. [msdmanuals.com]

Treatment aims to relieve symptoms. Children develop on average six viral respiratory tract infections each year. [msdmanuals.com]

Typically, clinical evaluation and local epidemiology Sometimes diagnostic testing Viral respiratory infections are typically diagnosed clinically based on symptoms and local epidemiology. [merckmanuals.com]

Good hygiene is the best way to prevent these infections, and routine vaccination can help prevent influenza. Treatment aims to relieve symptoms. Children develop on average six viral respiratory tract infections each year. [msdmanuals.com]