Strep Throat

(Bacterial Sore Throat)


Strep throat is a type throat infection that causes a sore throat. Although the term is commonly used, most throat infections are caused by virusus.
Sore Throat Due to Inflammation
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Strep throat is caused by specific bacteria. The bacteria enter through inhaled air droplets and grow in the throat causing the infection and symptoms.The strep bacteria is spread by airborne droplets. This occurs with coughing or sneezing from infected people, or by touching a contaminated surface then touching your eyes, nose, or mouth.

Risk Factors

Strep throat is more common in children and adolescents. Other factors that increase your chance of strep throat include:
  • Exposure to family member or friend who has strep throat
  • Crowded living situations
  • Having strep living in the throat—occurs in 15% to 30% of people


Strep throat may cause:
  • Red, sore throat with white patches
  • Headache
  • Swollen, sore glands in the neck
  • Fever
  • Red spots on the roof of the mouth
  • Painful, difficult swallowing
  • Chills
  • Fatigue
  • Nausea and possibly vomiting
  • Decreased appetite
  • Rash
  • Muscle aches, especially in the neck, and abdominal pains, especially in younger children
  • Swelling in back of mouth
Complications of untreated strep throat can be serious and include: Post-streptococcal glomerulonephritis is also rare, but it can occur, even with treatment

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