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  1. Apr 6, 2022 · Diphtheria is a highly contagious, infectious disease caused by a bacterium called Corynebacterium diphtheriae. People with diphtheria have serious breathing and swallowing problems, and they may develop sores on their skin. Due to a successful vaccine and improved living conditions, diphtheria is no longer prevalent in the United States.

  2. Apr 9, 2024 · Key facts. Diphtheria is a disease caused by a bacterium that affects the upper respiratory tract and less often the skin. It also produces a toxin that damages the heart and the nerves. Diphtheria is a vaccine preventable disease, but multiple doses and booster doses are needed to produce and sustain immunity.

  3. Oct 6, 2023 · Treatment. Self care. Preparing for your appointment. Diagnosis. Doctors may suspect diphtheria in a sick child who has a sore throat with a gray membrane covering the tonsils and throat. Growth of C. diphtheriae in a lab culture of material from the throat membrane confirms the diagnosis.

  4. Symptoms. It usually takes 2 to 5 days for symptoms to appear after someone has been exposed to C. diphtheriae. Some people may become infected and have no symptoms. A child with a swollen neck due to diphtheria infection. Respiratory diphtheria. The most common symptoms of respiratory diphtheria include: Mild fever.

  5. Sep 9, 2022 · CDC. Diphtheria Home. About Diphtheria. Español (Spanish) Print. Causes and How It Spreads. Signs and Symptoms. Diagnosis, Treatment, and Complications. Prevention. Last Reviewed: Overview of causes and transmission, symptoms, diagnosis and treatment and prevention of diphtheria.

  6. Sep 18, 2023 · Diphtheria is an infection caused by the bacterium Corynebacterium diphtheriae. Signs and symptoms usually start 2 – 5 days after exposure and range from mild to severe. Symptoms often come on gradually, beginning with a sore throat and fever.

  7. Diphtheria is a serious infection caused by strains of the bacteria called Corynebacterium diphtheriae which makes a toxin. The toxin attaches itself most commonly to tissues in the respiratory system and causes disease by killing healthy tissue. Typical symptoms of the infection include a sore throat, fever, swollen neck glands and weakness.

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