What causes a subungual hematoma?
Your subungual hematoma may be caused by any of the following: • Injury: An injury may happen if your finger is slammed in a closing door. It may also happen if a heavy object is dropped on your toe. This type of injury may also cause a fracture (bone break) of the finger or toe. Certain sports may increase your risk for a subungual hematoma. This happens when your toe rubs or hits the inside of your shoe again and again. • Medical conditions: Certain cancers, such as melanoma (skin cancer) and Kaposi’s sarcoma, and diseases of the blood. Autoimmune disorders, such as pemphigus vulgaris, where your body attacks its own cells may also cause a hematoma. • Medicine: Certain medicines used to stop your body from making blood clots or to treat cancer. What are the signs and symptoms of a subungual hematoma? A new subungual hematoma appears red, and is very painful and tender when touched. Your nail may be broken. You may have cuts, sores, and bleeding around your nail . If you have an old s
