The hand broke the water pus, may be due to inflammation and infection, it is recommended to do a good job of care of the affected area, if necessary, go to the hospital, give the appropriate drug treatment. Finger by the external force caused by local bleeding, it is recommended to take good care of the affected area, avoid getting wet, otherwise it is easy to induce infection. Localized bacterial infection may cause pus. It is recommended to do a good job of local debridement, such as using saline or hydrogen peroxide to flush the wound to keep the local dry. If necessary, go to the hospital clinic, ask the doctor to clean up the purulent secretions in the wound, bandage, to avoid re-infection of the wound, combined with the doctor’s advice to change the medication, with oral amoxicillin, cefadroxil and other drugs, can promote wound healing. The hand broke the water after pus, it is recommended to do a good job of local care, if necessary, go to the hospital, ask the doctor for local treatment, is conducive to recovery.