What causes lump under the knee after hitting bike pedal?
Patient: I was riding my bike and my pedals swung up and hit the bottom of my knee hard and now on the top of my shin under the knee there a hard lump about 5mm in size and bruises get only on the lump is this a bone fracture or will it heal fast on its own and theres pain with movement and touching it when touching it feels rock hard Doctor: HiWelcome to healthcaremagicI have gone through your query and understand your concern.It seems to be hematoma. It will gradually reduce by due course of time. You can take analgesic such as ibuprofen for pain relief. Vitamins B and C help in healing. It doesn't seem me to be fracture but it can be confirmed by x Ray. You  can discuss with your doctor about it. Hope your query get answered. If you have any clarification then don't hesitate to write to us. I will be happy to help you.Wishing you a good health.Take care.