Microfracture: Building small holes from the bone and bone marrow beneath the damaged cartilage, which stimulates the bone to repair itself (via marrow cells), causing freshly fashioned cartilage difficulty.  (OCD), a condition the place a bit on the cartilage along with the layer of bone beneath have died. The fragment frequently https://www.theorthopaedicandpainpractice.com/what-are-cartilage-lesions/