If emergency treatment is not needed, bleeding can usually be stopped by applying steady, direct pressure and elevating the wound. The following steps will protect the skin wound and protect you from exposure to another person's blood.
Occasionally a puncture wound causes bleeding underneath the skin, but only a small amount of blood comes out of the wound. When this happens, the area around the puncture wound may become swollen and bruised. If the bleeding causes blood to collect in the wound site (wound hematoma), the risk of an infection increases.
While following the steps to stop the bleeding, watch for signs of shock in the injured person, including:
For more information, see the topic Shock.
WebMD Medical Reference from Healthwise