What should I do if the tetanus test is positive?

Written by Gao Jun
Emergency Surgery
Updated on February 23, 2025
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A positive tetanus result generally refers to a positive result in the tetanus antitoxin skin test. Tetanus antitoxin is primarily used to prevent tetanus infections. Some patients may experience allergic reactions to tetanus, manifesting as localized swelling, mild fever, and general discomfort during the skin test. In such cases, a desensitization injection method can be chosen, which involves administering the tetanus shot in several doses at intervals. Alternatively, tetanus immunoglobulin can be used, which is more expensive on the market but has the advantage of not requiring a skin test. It can be administered directly, safely, and effectively.

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Written by Ai Bing Quan
General Surgery
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Does tetanus hurt?

Generally speaking, receiving a tetanus shot can be painful. If there is a suspicion of infection with tetanus bacillus, it is necessary to go to the hospital to obtain tetanus antitoxin. A skin test must be performed before the injection, and the routine skin test is usually done on the inner front wall. Naturally, when the skin test needle is injected into the skin, the pain will be quite apparent. If the skin test result is negative, the tetanus antitoxin can be injected into the muscle, which may also cause pain and discomfort. If the skin test is positive, tetanus immunoglobulin, which does not require a skin test, needs to be administered. Typically, if a person has a relatively small but deep wound, particularly one caused by rusty and dirty objects, there might be a risk of infection by tetanus bacillus. In such cases, it is advisable to get the tetanus injection at the hospital as soon as possible, ideally within 12 hours.

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Written by Xu Jun Hui
General Surgery
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What is the function of a tetanus shot?

A tetanus shot is used to prevent infection by the tetanus bacillus, because certain wounds, such as those that are deep and small or heavily contaminated, are susceptible to colonization by the tetanus bacillus. This bacterium thrives in anaerobic conditions. It typically enters the body through the skin or mucous membranes and produces toxins that cause muscle spasms, a specific type of infection. This often leads to symptoms like lockjaw, spontaneous spasms, and compulsory spasms, commonly affecting the jaw muscles, abdominal muscles, and limbs, and can be life-threatening. Therefore, for wounds that are heavily contaminated, deep, and small, it is essential to administer anti-tetanus treatment.

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Written by Gao Jun
Emergency Surgery
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What should I do if the tetanus test is positive?

A positive tetanus result generally refers to a positive result in the tetanus antitoxin skin test. Tetanus antitoxin is primarily used to prevent tetanus infections. Some patients may experience allergic reactions to tetanus, manifesting as localized swelling, mild fever, and general discomfort during the skin test. In such cases, a desensitization injection method can be chosen, which involves administering the tetanus shot in several doses at intervals. Alternatively, tetanus immunoglobulin can be used, which is more expensive on the market but has the advantage of not requiring a skin test. It can be administered directly, safely, and effectively.

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Written by Li Jin Quan
General Surgery
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Does tetanus cause fever?

When tetanus occurs, early symptoms mainly include dizziness, headache, fatigue, decreased appetite, weak chewing, sore jaw muscles, or tense facial muscles. Some cases show exaggerated reflexes or muscle tension. Generally, tetanus has its typical manifestations, such as difficulty in opening the mouth, risus sardonicus (a sardonic smile), opisthotonus (arching of the back), and stiff neck. In clinical practice, a few cases may even have a fever. Therefore, fever in tetanus is only seen in individual cases.

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Written by Ma Xian Shi
General Surgery
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Tetanus incubation period

Tetanus is a specific infection caused by Clostridium tetani. The incubation period of tetanus is generally seven to eight days, but it can be as short as 24 hours or as long as several months to years. Patients with shorter incubation periods have a worse prognosis. Tetanus occurs within two weeks after injury in 90% of patients, presenting symptoms such as general weakness, headache, dizziness, chewing difficulty, local muscle tightness, painful pulling, and increased reflexes. Typical symptoms include muscle tonic contraction, opisthotonus, and facial expressions characterized by lockjaw and a sardonic smile.