Written by:

Overview

Acute Nasopharyngitis Overview

Acute nasopharyngitis is a short-term infection of the nose and throat, commonly called the common cold. It is usually caused by a virus and may lead to a runny or blocked nose, sneezing, sore throat, and cough. People of all ages can develop acute nasopharyngitis, but it is especially common in children. Most cases are mild and improve without specific treatment.

Symptoms

Symptoms of Acute Nasopharyngitis

  • Runny nose
  • Nasal congestion or a blocked nose
  • Sneezing
  • Sore throat
  • Cough
  • Postnasal drip
  • Headache
  • Mild fever
  • Tiredness

How It Spreads

How Acute Nasopharyngitis Spreads

Viruses that cause acute nasopharyngitis can pass between people through respiratory droplets, close contact, or contaminated hands and surfaces. A person may be more likely to spread the infection while symptoms are active, although the timing and amount of spread can vary by virus and individual.

  • Coughing or sneezing near other people can release virus-containing droplets into the air or onto nearby surfaces.
  • Touching the nose or mouth after contact with contaminated surfaces can transfer viruses to the body.
  • Sharing close indoor spaces can increase exposure, especially when ventilation is poor.

Risk Factors

Risk Factors for Acute Nasopharyngitis

Higher susceptibility

Young children have developing immune defenses and often experience frequent infections in childcare, school, or other group settings.

Increased exposure

Close contact with infected people, crowded indoor settings, poor hand hygiene, tobacco smoke, and other airway irritants can increase exposure or worsen irritation.

Complications

Possible Complications

Most people recover from acute nasopharyngitis without complications. Uncommon problems can develop when the infection affects nearby areas or worsens an existing condition.

  • Sinusitis
  • Middle-ear infection
  • Worsening asthma symptoms
  • Lower respiratory infection

Diagnosis

Diagnosis

Clinicians usually diagnose acute nasopharyngitis from the symptoms, when they began, and a physical examination. They may assess the nose, throat, ears, breathing, and temperature while checking for signs of another illness.

When testing may be needed

Routine testing is often unnecessary. Targeted tests may be considered when symptoms are severe, prolonged, or unusual, or when influenza, COVID-19, strep throat, or another condition could require different treatment.

Treatment & Management

Treatment and Management

  • Rest as much as possible while recovering.
  • Drink fluids regularly to help prevent dehydration and soothe irritation.
  • Use saline nasal spray or drops to help loosen mucus and relieve congestion.
  • Use humidified air or breathe in gentle steam to ease nasal and throat irritation.
  • Soothe a sore throat with warm liquids, honey for people older than 1 year, or age-appropriate throat lozenges.

Over-the-counter pain or fever medicines may help when used according to the product label. Decongestants and cough products are not appropriate for every age or health condition, so ask a clinician or pharmacist before giving them to children or using them during pregnancy or with chronic medical conditions.

Prevention

Preventing Acute Nasopharyngitis

  • Wash your hands regularly with soap and water or use an alcohol-based hand sanitizer.
  • Avoid touching your eyes, nose, and mouth with unwashed hands.
  • Cover coughs and sneezes with a tissue or your elbow.
  • Avoid sharing cups, utensils, towels, and other personal items.
  • Improve indoor ventilation by opening windows or using suitable air filtration when feasible.
  • Stay home when ill when feasible, particularly while symptoms are most active.

Routine vaccinations, including influenza and COVID-19 vaccines, do not prevent every cause of nasopharyngitis. However, they can reduce the risk of other respiratory illnesses and their complications.

Outlook and Prognosis

Outlook and Prognosis

Acute nasopharyngitis is usually self-limited. Most people begin to improve within about one to two weeks, although a cough or nasal symptoms can sometimes last longer. Recovery may take more time when symptoms are severe or when another health condition is present.

When Should You See a Doctor

When Should You See a Doctor?

Get medical advice

Know when symptoms need medical care

Seek urgent medical help for severe breathing or other red-flag symptoms. Contact a clinician if the illness is severe, worsening, or not following the expected course.

  • Trouble breathing
  • Bluish lips
  • Signs of dehydration
  • Confusion
  • Severe or worsening symptoms
  • Persistent high fever
  • Symptoms lasting beyond the expected course
  • Concern about an infant or a person at high risk of complications

People with significant chronic disease, weakened immunity, or pregnancy should contact a clinician for individualized advice. Medical guidance is also important when symptoms suggest influenza, COVID-19, pneumonia, or another infection rather than uncomplicated acute nasopharyngitis.