The fifth metatarsal fracture of the foot, if it does not receive formal treatment, or if the injury fracture is very serious at the time, it may produce sequelae, specifically the following aspects: 1, deformity healing is usually early, without formal treatment, the fracture is not well aligned in the case of deformity healing, resulting in a very obvious local deformity of the situation. 2, the plantar fascia will appear chronic inflammation, resulting in the The pain on the bottom of the foot is usually the result of the fracture not being treated properly, the periosteal fascia of the plantar area being stretched frequently, or the pain resulting from late aseptic inflammation. 3. Traumatic arthritis of the joint of the fifth metatarsal toe, commonly caused by a fracture of the distal surface of the fifth metatarsal bone, leading to late traumatic arthritis, resulting in frequent recurrent localized joint swelling and pain. This leads to recurrent localized joint swelling and pain.