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19
Tang Da Wei
General Surgery
About me
Graduated from the Department of General Surgery at Anhui Medical University, with a master's degree, and has been working in the medical field for over 10 years. Previously received further training in basic surgery at Peking Union Medical College Hospital in Beijing.
Proficient in diseases
Minimally invasive laparoscopic surgery for general surgery, gallstones, common bile duct stones, inguinal hernia, gastric cancer, and colorectal cancer, as well as comprehensive systemic treatment.
Voices
Will a lacerated wound lead to tetanus?
Tetanus is usually caused by an infection with Clostridium tetani. As Clostridium tetani are anaerobic bacteria, they proliferate extensively in an oxygen-free environment. If a wound is small and shallow, and completely open to air, it is generally not susceptible to tetanus infection. However, if the wound is deep and the external opening is small, creating an anaerobic condition inside, it is easy to contract tetanus. Therefore, it is generally recommended to administer a tetanus antitoxin following an injury, as an internal infection with tetanus can lead to very serious conditions, potentially resulting in death.
Will a tetanus wound heal?
Tetanus wounds do not heal, and they contain a large amount of tetanus bacilli, which reproduce massively, leading to symptoms such as redness, pain, and even pus discharge in the affected area. Generally, these wounds cannot heal by themselves; even if the skin heals, the underlying and muscle tissues infected by tetanus can cause the skin to rupture and possibly accumulate pus. If a superficial wound is suspected to be infected with tetanus, it is necessary to promptly enlarge the wound, i.e., expand the surface wound, and rinse repeatedly with hydrogen peroxide and clean water to further kill the tetanus bacilli inside. At the same time, it is necessary to administer tetanus antitoxin, regularly observe the patient's clinical manifestations, and if necessary, administer tetanus antitoxin again after a period.
Do lipomas need to be treated?
Whether a lipoma needs treatment depends on its location, size, shape, and presence of symptoms. If the lipoma is small and symptom-free, it generally does not require treatment. Lipomas are benign lesions formed by abnormal growth of subcutaneous fat and rarely become cancerous. However, if the lipoma is large, causing compressive symptoms, or noticeably growing fast over a short period, along with local pain, it should be considered for complete excision under local anesthesia. After removal, it is generally necessary to send the specimen for pathological examination, and depending on the situation, decide whether to place a drainage tube at the wound site.
When to get a tetanus shot
A tetanus shot is generally recommended to be administered immediately after an injury for the best efficacy. If given within 12 or 24 hours, it still provides certain preventive effects. The tetanus shot mainly consists of tetanus antitoxin and represents passive immunization. It is usually advised in cases of deep wounds with small surface areas that can create anaerobic conditions inside. If tetanus bacillus is present in the wound and proliferates massively under anaerobic conditions, the patient may exhibit symptoms such as opisthotonos, asphyxiation, or even death. Therefore, it is necessary to administer tetanus antitoxin for prevention.
Where is the tetanus shot given?
Tetanus injections require administration into the muscle, typically in the deltoid or gluteus maximus, which is below the patient's shoulder or on the buttocks. Before administering a tetanus shot, a skin test is usually performed. The test takes place on the inner side of the forearm, where 0.1ml of the solution is injected. Patients might experience some pain during the tetanus shot, but most can tolerate it. The tetanus shot effectively prevents tetanus infections, especially in cases where the wound is deep with a small surface area that can create anaerobic conditions conducive to the colonization and proliferation of Clostridium tetani, leading to tetanus infection. Vaccination can effectively prevent some serious diseases.
"How to eliminate lipomas?"
If you want to eliminate a lipoma, it generally requires surgical removal of the lipoma in its entirety. Lipomas are more likely to occur in subcutaneous fat or within muscle tissue. For small, asymptomatic lipomas, surgery is usually not necessary; however, if the lipoma enlarges, causes local compression symptoms, local pain, or if there is a significant increase in size in a short period, surgical removal can be considered, and most can be removed under local anesthesia. If the lipoma is on the back, due to prolonged compression, the difficulty of the surgery may be slightly increased.
Is the risk of tetanus high?
Tetanus occurs infrequently, but once it appears, the condition can be very severe and may lead to death if not treated promptly. Tetanus infection is mainly caused by infection with the tetanus bacillus. The tetanus bacillus is an anaerobic bacterium that exists everywhere in nature. If the wound is very deep with a small surface area, and the conditions inside the wound become anaerobic, if the tetanus bacilli inside the wound are not thoroughly cleaned, it could lead to the rapid reproduction of the tetanus bacilli, releasing tetanus toxin and causing a tetanus infection in the patient.
Can getting ear piercings lead to tetanus?
Piercing ears generally does not result in a tetanus infection. Since the wounds from ear piercings are relatively small, they basically reach aerobic conditions. Tetanus bacillus are anaerobic bacteria and generally do not proliferate in an aerobic environment. In an anaerobic environment, however, tetanus bacillus can proliferate extensively, which is when a patient might show symptoms of tetanus. However, the specific condition of the patient's ears must also be considered. If the patient’s earlobes are very thick, the small external opening from the piercing might create an anaerobic environment within the middle of the earlobe. If tetanus bacillus colonizes inside the wound, it may lead to extensive proliferation of the bacteria.
What should not be eaten with lipoma?
Lipomas are considered benign lesions, primarily caused by abnormal proliferation of subcutaneous fat. They form lumps in adipose tissue. If a patient is clearly diagnosed with a lipoma, it is generally recommended to adhere to a light diet, consuming less food that is high in fats or proteins. It is also advised to engage in more physical activity. Through appropriate exercise, it can effectively reduce subcutaneous adipose tissue, which can lead to weight loss. It is not recommended to eat fatty meats, protein-rich foods, seafood, and the like.
How deep is a tetanus wound?
There is no clear boundary concerning how deep a wound needs to be to carry a risk of tetanus; mainly, it depends on whether the conditions allow for anaerobic bacteria to thrive. Particularly, wounds that are very small on the surface but deep can lead to substantial proliferation of tetanus bacilli. A common example is a foot wound caused by stepping on a nail, where the exterior opening of the wound is small, but it is deep inside, and the nail surface may be rusty and also carry a large amount of tetanus bacilli. If the wound is not promptly and thoroughly cleaned, it can lead to massive growth of tetanus bacilli, resulting in the onset of severe illness in the patient.