<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hello doctor, I have an open wound on my finger and my hand and finger are swollen. Also, the skin looks infected. What could be wrong with me?  <response>: Based on your description, it seems like you have developed a bacterial infection on your finger, which is causing the swelling and skin changes. Its important to clean and dress the wound properly to prevent the infection from spreading. 