Pharyngitis is an inflammation of the tissues and structures in the pharynx, which is in the back of the throat. It is the medical term for a sore throat. Pharyngitis often makes it painful to swallow. Most cases of pharyngitis occur during the colder months of the year, accompanied with the cold or flu. Pharyngitis is often not serious, and it subsides within a week or less. According to the American Osteopathic Association (AOA), pharyngitis is one of the most common condition for doctor visits.
is most commonly caused by viral infections such as the common cold, influenza,
or mononucleosis. Less commonly, pharyngitis is caused by a bacterial infection,
such as group A streptococcus. There are some common viral and
bacterial agents that cause pharyngitis, including:
- Whooping cough
- Group A streptococcus
- Mycoplasma pneumoniae
Other causes of pharyngitis include:
- Gastroesophageal reflux disease (GERD),
- HIV infection
- Tumors of the throat, tongue or voice box
of pharyngitis vary depending on the type of the infection. The main symptom of
pharyngitis is a sore, dry, or itchy throat. Other possible symptoms may
- Body aches
- Skin rash
- Runny nose
- Nasal congestion
- Swollen lymph nodes
- Mouth ulcers
- Loss of appetite
diagnose pharyngitis, the following tests or procedures may be ordered:
- Physical exam
doctor will first look at your throat and check for any white or gray patches,
swelling, and redness. The doctor may also look in your ears and nose with
a lighted instrument, and feel the sides of your neck to check for swollen
- Throat culture
the doctor suspects a bacterial infection, a throat culture to confirm the
diagnosis may be ordered. It involves using a cotton swab to take a sample of
the secretions from your throat. A throat culture may show
which germ is causing your sore throat.
- Blood tests
If your doctor suspects another cause of your pharyngitis, they may order a blood test. A small sample of blood from your arm or hand is drawn and then sent to a lab for testing. This test can determine whether an infection is more likely caused by a bacterial or viral agent.
treatment for pharyngitis varies depending on the underlying cause.
For bacterial infections, the doctor may prescribe a course of oral antibiotics, such as amoxicillin or penicillin. It is necessary to complete the entire course of antibiotics to ensure the infection is cleared and prevent reinfection.