 [ Symptoms ] do i have costochondritis [ Disease ] how do you know you fractured your finger the only way to know is with an x ray if you had a displaced fracture where the bone ends are not lined up correctly or you had ligament and tendon injury not uncommon it can take a while to heal you have waited and self treated long enough it is time for you to see a medical professional or orthopedist and at least have an x ray and a good examination