Skin is a protective barrier between the human body and the outside world, which can not only prevent external injuries, but also reflect some latent diseases in the body. Many people say that they have some little red dot, which is neither too painful nor too itchy. The bigger one looks like a blood mole. Some people will be nervous, and some people will miss the best treatment period because they don't take it seriously. Today, let me talk with 5 1 Health.com about what is a blood mole?

1, spider nevus

The name spider nevus sounds scary, but it is actually an idiopathic telangiectasia, which is formed by the expansion of the terminal branches of cutaneous arterioles. Because it grows point by point, the radial branches of small blood vessels look like spiders, so it is called spider nevus. Generally, it grows in the area where the superior vena cava is distributed, such as face, neck, upper chest, shoulders and upper limbs. Generally, high-risk groups are patients with liver diseases such as cirrhosis and acute hepatitis, and can also be seen in healthy people, such as children and pregnant women.

2, bleeding point

If the spot is not higher than the skin surface, but the light pressure will subside, it should be considered as a bleeding point. If you grow this bleeding spot, or this plate. It is the body that reminds you that the hemostatic function has changed abnormally. The hemostatic function of human body is completed by blood vessels, platelets and coagulation factors. Lesions on either side may lead to bleeding. In this case, you can do a blood test to eliminate some unnecessary physical hazards, so that you can rest assured that you will be discharged early.