The rabies virus is transmitted by nerves in the human body First, we need to understand how the rabies virus is transmitted in the human body. When rabies virus enters the body, it travels along the peripheral nerves to reach the central nervous system, so patients with bites to the head, neck, upper extremities, etc. and large wounds have a high incidence. Rabies virus is found mainly in the cerebral cortex, cerebellum and spinal cord of affected animals. Salivary glands and saliva also contain large amounts of virus. Skin cut by dog paws depends on the situation Since it is transmitted by nerves, it is obvious that if a dog that has developed rabies bites into a place with nerves, it will be contagious. The human skin is divided into three layers: epidermis, dermis, and subcutaneous tissue, while the epidermis is made up of layers such as the stratum corneum, granular layer, etc. Importantly, there are no nerves or blood vessels in the epidermis. Therefore, when the dog scratches the epidermis, there is no bleeding, only white marks, it is not necessary to vaccinate at all. Bites from vaccinated dogs do not necessarily need to be vaccinated The above mentioned how the rabies virus works, now I will talk about whether a dog bite or scratch needs to be vaccinated. First of all, the dog in question here is one that has been vaccinated and has had its annual booster. The following remarks are made on this basis. One prerequisite for distinguishing whether a dog needs to be vaccinated on a dog bite or scratch is the depth of the injury, i.e. whether the bite is bleeding, is a key difference. If there is no bleeding, there is no need to go for rabies vaccination. The lack of bleeding proves that the site is not deep enough and does not injure the neurovascular tissue, which is not enough to constitute a condition for the rabies virus to work. If you are bitten and bleeding, regardless of how much you bleed, it is recommended to go directly to the vaccine, no matter how strictly the biting dog is vaccinated in accordance with the standard vaccination does not work, do not have a fluke mentality, not afraid of one thing, just in case.
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