S90-S99: Injuries to the ankle and foot

S99: Other and unspecified injuries of ankle and foot

The category of "Other and unspecified injuries of ankle and foot," encompasses a range of injuries that typically involve harm to the different structures within the ankle and foot. This can include, but is not limited to, the bones, ligaments, tendons, muscles, nerves, blood vessels, and skin. These injuries can occur from a variety of causes such as accidental injury (like falling, twisting, or direct impact), overuse or stress injuries, and certain underlying medical conditions. Symptoms often depend on the specific type of injury but may commonly include pain, swelling, bruising, difficulty walking or bearing weight, and in certain cases, deformity. Progression of the condition varies widely from acute injuries which may recover with proper care, to chronic issues which may have persistent symptoms. This category does not define the specific condition but reflects an array of potential foot and ankle-related injuries.