First of all, there is no clinical name for such a disease as haematocrit. Some places believe that blood cell sting refers to insect bite dermatitis, insect bite dermatitis is often caused by mosquito bites, the local occurrence of more serious allergic inflammatory reaction. This situation is often common in children, mainly due to mosquito bites, the mosquito venom caused by local allergic inflammatory reaction to the skin occurred significantly. However, there are also places where blood cell spikes are thought to refer to plantar warts, which are actually common warts that occur on the soles of the feet. It is an infection by the human papillomavirus, which results in a common epidermal benign superfluous organism. If you think you have a so-called blood cell spur, it is best to go to the dermatology department of a regular hospital and let your doctor help diagnose what the disease is, rather than diagnosing it yourself.