Osteochondritis Dissecans Symptoms

Osteochondritis Dissecans is more arise in between 16 to 25 years old male, common site on knee, elbow, hip, shoulder, ankle or metatarsophalangeal joint. Erosion is usually a joint, no systemic symptoms. General Osteochondritis Dissecans Symptoms include joint dull pain, increase activity, reduce the rest, light swelling. Joint loose bodies may be twisted locks, hematoma and traumatic arthritis. Can be found in joint swelling, effusion, tenderness, mass reach, restricted activity crepitation audible. Muscle atrophy. Within the femoral condyle and lateral condyle, articular surface of patella, lateral condyle of humerus, radial head, the talus within the ankle joint can be on the disease, can lead to tenderness.
Osteochondritis dissecans in the knee happened often easily damaged femoral condyle, the proportion of different, which accounted for 85% of condyle, lateral condyle and 15% (13% under the central type, the former side of type 2%).

Symptoms of Osteochondritis dissecans in the three phases:

Stage I: subchondral bone necrosis, secondary involvement after the cartilage, articular cartilage is the performance slightly softened. Dull.

Stage Ⅱ: part of articular surface of cartilage, together with a small piece of cancellous bone occurs gradually due to ischemic necrosis, separated from the surrounding normal tissue.

Stage Ⅲ: progress further cartilage loss, bone endarterectomy Department depression continues, accompanied by fibrous tissue at the bottom. Not the whole edge, showing crater-like change.

Osteochondritis dissecans of the clinical symptoms have knee pain, swelling, or twisted repeatedly lock. X-ray seen: the early or there is no significant change in subchondral bone changes in line-like absorption. Late femoral condyle can be seen there is obvious bone necrosis or bone defect images.