Sore throat (strep throat)

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What is...

What is sore throat?

Having a sore throat means there is a pain in the back of the mouth.

The throat contains the pharynx, which connects the back of the nose, mouth and swallowing tube (esophagus). The tonsils, which are round lymph glands on either side of the back of the throat, can also cause pain back there.

Sore throat pain may be caused by swelling and inflammation of the mucus membranes in any part of the throat.

When the pharynx is inflamed, it is called pharyngitis.

When the tonsils are inflamed, it is called tonsillitis.

Sometimes a sore throat is referred to as “pharyngotonsillitis,” when both areas are inflamed.

In children most sore throats are caused by a viral infection that often causes cold symptoms in addition to sore throat. Viruses that cause the common cold are often the ones that cause sore throats; Coxsackie virus, mononucleosis and influenza can also cause sore throat symptoms.

Sometimes a sore throat may be caused by a bacterial infection. The most common bacteria involved is Streptococcus pyogenes, also called Group A streptococcus, or Group A strep for short.

When a sore throat is caused by an infection, it can be easily passed from person to person by direct contact with oral/nasal secretions.

Symptoms

Symptoms and signs

A child with a sore throat often also has symptoms of the common cold, such as runny nose, sneezing and nasal congestion.

The throat feels sore and swallowing is difficult and painful. The child can have some fever and even develop a rash on the skin.

Generally children feel pretty good if bacteria have not caused the infection.

In Group A strep throat, commonly called by the nickname “strep throat”, children often feel worse than when the infection is caused by a virus.

Besides having fever, there often are pains in the body (such as headache or stomach ache) and difficulty swallowing. If the tonsils are affected, they are often red and swollen, possibly with a coating of pus.

Some children feel they need to vomit and may complain of abdominal pains. Lymph nodes in the neck often become enlarged and tender.

A child with a sore throat caused by mononucleosis often has considerable difficulty swallowing with fever and clearly enlarged lymph nodes. Some children may complain of abdominal pains because of the swelling of the liver and the spleen.

Complications

Complications

Sore throat caused by a virus usually goes away on its own within a few days. Sometimes, a viral sore throat can lead to a bacterial infection in the ear or lungs or even in the throat. If you suspect this to be the case, consult your physician.

In strep throat, the infection may spread and can lead to sinusitis (infection of the sinuses), ear infection, pneumonia and skin infection, in the form of impetigo.

Some streptococcal strains make a toxin, which causes a rash and is called “scarlet fever.”

If untreated, strep throat infections can cause rheumatic fever, which involves the heart valves, joints and kidneys (this kidney inflammation is called glomerulonephritis).

If your child has a fever and considerable difficulty swallowing, so that he cannot swallow his own saliva, you must always consult a physician immediately.

In this situation, the child may have come down with a more rare but serious infection such as an abscess in the throat (peritonsillar abscess or retropharyngeal abscess) or acute epiglottitis.

All of these causes a child to appear sick and have trouble breathing. These illnesses may require immediate treatment.

Home treatment

Treatment / What you should do

If your child has a sore throat, and possibly a cold without fever, but is generally otherwise feeling fine, that is probably due to a viral infection.

You can then see how things unfold over 2-3 days and touch base with the doctor as needed.

Antibiotics cannot treat viral infections.

You can relieve your child’s pain by allowing him to stay in bed and giving the child plenty of fluids, pain relievers and fever-reducing medication in the form of acetaminophen and ibuprofen.

For some children, eating a popsicle or other cold, smooth foods appear to relieve the difficulty of swallowing and can help prevent dehydration.

For other children, warm drinks and salt water gargles have a soothing effect.

Throat lozenges and sprays in older children can also help some with a sore throat.

If your child has a fever in combination with a sore throat and kind of looks sick, you should consult your doctor right away, as your child may have contracted a bacterial infection.

The physician may swab your child’s throat to test for the presence of Group A streptococcus. If the test is positive, your child needs to take a course of antibiotics, usually penicillin.

Make sure you administer antibiotics according to the doctor’s directions. It is important to complete the fully prescribed course to remove the streptococcal bacteria from the pharynx or tonsils.

If you suspect that your child may have tonsillitis, you should always consult your doctor.

Don’t forget to consult with your physician if you think your child has a complication of the sore throat, such as signs of pneumonia or ear infection, or if they are having difficulty swallowing or drinking.

Contact your doctor again if your child’s condition has not improved after taking about 2-3 days of antibiotics.

Prevention

Prevention

Sore throats are very common, and most children will have a sore throat 1 to 4 times in the course of a year, particularly during the winter.

Teach your child to wash his hands often, especially before meals, and to try to avoid touching his hands to his face.

Children should also not share drinks, toothbrushes or utensils.

Your child should stay home from the childcare center or school if he has fever with sore throat so that he does not infect others.

After 24 hours of antibiotic treatment, a child with strep throat is no longer considered to be contagious.

Strep throat is very infectious within families and there is a good chance of passing on the infection to other members of the family if one member of the family has the illness.

Consult your physician if others in the family become ill with fever and sore throat, as a strep throat test may have to be taken from these family members as well.

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