Dog Bite Infection: Symptoms & Signs

Medically Reviewed on 4/27/2021

The pressure exerted by a dog's jaws during a bite that can cause significant damage to the tissues under the skin, including bones, muscles, tendons, blood vessels, and nerves. Dog bites frequently become infected due to the contamination of the wound with the dog's saliva.

Signs and symptoms of a dog bite infection include

  • pus or fluid oozing from the wound,
  • tenderness in the skin and areas near the bite,
  • loss of sensation around the bite,
  • limited use of the finger or hand if the hand was bitten, and
  • red streaks near the bite.

Other associated symptoms and signs can include

Causes of an infected dog bite

Common bacteria that cause dog bite infections include Staphylococcus, Streptococcus, and Pasteurella.

Other dog bite infection symptoms and signs

  • Breathing Difficulties
  • Fatigue
  • Fever or Chills
  • Limited Use of the Finger or Hand if the Hand Was Bitten
  • Loss of Sensation Around the Bite
  • Muscle Weakness
  • Night Sweats
  • Pus or Fluid Oozing from the Wound
  • Red Streaks Near the Bite
  • Swollen Lymph Nodes
  • Tenderness in the Skin and Areas Near the Bite
  • Tremors

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References
Jameson, J. Larry, et al. Harrison's Principles of Internal Medicine, 20th Ed. New York: McGraw-Hill Education, 2018.