What is the lumps or bumps on an injured ankle nouns?
Is it from calcium deposits from a fracture or is it from the joint fluid from the injury (sprain) or is it osteomylitis?
Answer: It's local pooled effusion, the area will swell from the fluid that accumulate after an injury. It may be painful, and in that fluid are fibroblasts which are one of many exalted cells required contained by healing tissue.
I don't know what the medical occupancy is but, i tore almost all the ligaments within my ankle and it was bruised and swollen for a while. It's purely fluid from being injured.