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What is streptococcal sore throat (strep throat)?

Streptococcal sore throat (or strep throat) is an infection of the throat caused by Group A Streptococcal bacteria. Common symptoms include a sore throat, chills, fever, and swollen tonsils and lymph nodes. Although anyone can get strep throat, it is most commonly seen in children aged between 5 and 15.

FAQ Frequently asked questions

What are the symptoms of strep throat?

Common symptoms include pain and swelling in the throat, chills, fever, bad breath and swollen lymph nodes.

What causes strep throat?

Strep throat is caused by Group A Streptococcus bacteria, which invade the tissues within the throat and cause a localized infection of the throat (pharyngitis) and tonsils (tonsillitis). the bacteria are passed from one person to another via droplets from …

Is strep throat contagious?

Yes, strep throat is usually contagious. It is transmitted via coughing and sneezing which spreads droplets containing the streptococcal bacteria. Once infection occurs from contact with these droplets, most people are contagious until they have completed their …

How is strep throat diagnosed?

To diagnose strep throat, your doctor may look closely inside your throat, feel your neck, take your temperature and usually perform a throat swab. A throat swab is performed to test for the presence of streptococcus bacteria. During this procedure, the …

Can strep throat be cured?

Most cases of strep throat are cured within a week of starting antibiotic treatment. Over-the-counter pain-relief medications (such as acetaminophen or ibuprofen), saltwater gargles, or medicated lozenges may also relieve pain and swelling.

What complications can arise from strep throat?

Although most cases of strep sore throat are successfully treated with antibiotics, complications can arise when the condition is left untreated or keeps returning. Possible complications include spread of the infection, rheumatic fever, …

Are strep throat and tonsillitis the same thing?

Strep throat is usually characterized by pain and swelling in the throat, chills, fever, bad breath and swollen lymph nodes. These symptoms are caused by infection of the throat with Streptococcal bacteria. When the tonsils are also …

Can strep throat be prevented?

Strep throat may be prevented by avoiding contact with infected people. Teaching children good hygiene habits, such as washing their hands and covering their mouth when coughing or sneezing, can also help to prevent the spread of strep throat. Replacing …

What is the outlook for strep throat?

The outlook for strep throat is good when the condition is correctly diagnosed and treated early with antibiotics. In most cases, the condition clears within about a week of starting treatment.

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About this article

Author: Lauren Donley BSc (Hons)
First answered: 21 Sep 2014
Last reviewed: 17 Oct 2018
Rating: 4.2 out of 5
Votes: 184 (Click smiley face below to rate)
Category: Scarlet fever

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