Finger amputation 2 months still red and swollen may be circulatory disorders, wound infection, necrosis, dressing too tight and other reasons. 1. Circulatory disorders: patients with finger amputation peripheral vein damage leads to venous return is not smooth, poor blood circulation, resulting in finger 2 months of swelling, dark red skin and other changes. 2. Wound infection and necrosis: If the wound is infected, the incision may not heal well for a long time, and the local area may be red, swollen and painful, and even tissue necrosis may occur. 3. Tight bandage: for some patients, if the wound bandage is too tight, causing the patient to appear to cause localized swelling, dark red skin, long-term exercise, the patient can appear for 2 months the finger is still red and swollen. Finger amputation 2 months also red and swollen may have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, give targeted treatment or treatment.