Concern about tetanus?
Hello, doctor.
Three days ago, I was scratched by a rusty object (the wound is near a blood vessel).
I cleaned the wound about an hour later.
I would like to know if there is a risk of tetanus infection in this situation.
Also, is my eyelid twitching related to this? Thank you, doctor!
Long, 10~19 year old female. Ask Date: 2023/06/24
Dr. Ke Fangxu reply Surgery
Clostridium tetani, the bacterium that causes tetanus, is an anaerobic organism that typically cannot grow unless there is a deep wound.
Superficial scratches are unlikely to cause tetanus.
Additionally, eyelid twitching is not related to tetanus.
Reply Date: 2023/06/24
More Info
Hello! Thank you for your question regarding the risks of tetanus infection after an injury from a rusty object.
Tetanus is a serious bacterial infection caused by *Clostridium tetani*, which can enter the body through wounds, particularly those that are deep or contaminated. The bacteria are commonly found in soil, dust, and animal feces, and rusty objects can often be associated with these environments, although the rust itself is not the direct cause of tetanus. The risk of tetanus infection is particularly high if the wound is deep, dirty, or if it has been more than 5 years since your last tetanus booster shot.
In your case, since the injury was caused by a rusty object and occurred near a blood vessel, it is important to assess the nature of the wound. If the wound was deep and you did not clean it immediately, there is a potential risk for tetanus. The fact that you waited about an hour to clean the wound could increase the risk, especially if dirt or bacteria were introduced into the wound.
The symptoms of tetanus can take anywhere from a few days to several weeks to appear after infection. Early symptoms may include muscle stiffness and spasms, particularly in the jaw (often referred to as "lockjaw"), neck, and abdominal muscles. If you experience any of these symptoms, it is crucial to seek medical attention immediately.
Regarding your eyelid twitching, this is typically not associated with tetanus. Eyelid twitching, or myokymia, can be caused by various factors such as stress, fatigue, caffeine intake, or eye strain. However, if you are feeling anxious about the injury or if you are experiencing other symptoms, it may be worth discussing this with your healthcare provider.
To summarize, if you have not had a tetanus booster in the last five years, or if you are unsure of your vaccination status, it is advisable to consult a healthcare professional. They may recommend a tetanus booster shot as a precautionary measure. Additionally, ensure that the wound is properly cleaned and monitored for any signs of infection, such as increased redness, swelling, or discharge.
In conclusion, while there is a risk of tetanus infection from injuries involving rusty objects, the actual risk depends on various factors, including the depth and cleanliness of the wound and your vaccination history. If you have any concerns or if symptoms develop, please seek medical attention promptly. Stay safe and take care!
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