primary osteoarthritis

Primary Osteoarthritis - Early

Subchondral cysts, subchondral sclerosis, osteophytes, early joint space narrowing.
 

Primary Osteoarthritis - Advanced

Subchondral cysts, subchondral sclerosis, osteophytes, marked joint space narrowing with bone on bone articulation and some secondary deformity of the femoral head (bone loss).

Primary Osteoarthritis - Protrusion

Subchondral cysts, subchondral sclerosis, osteophytes, marked joint space narrowing with bone on bone articulation and some secondary deformity of the femoral head (bone loss).