Wie entsteht eine Gelenkmaus?

Wie entsteht eine Gelenkmaus?

Osteochondrosis dissecans (O. D.): Absterben kleiner Knorpel-Knochen-Teile, bevorzugt im Knie-, Sprung- oder Ellenbogengelenk. Wenn sich diese Teile aus dem Knochenverbund lösen, wandern sie als Gelenkmäuse (Gelenkkörper) frei im Gelenk umher und führen dort zu Schmerzen und Einklemmungserscheinungen.

Was ist ein femurkondylus?

Als Femurkondylen (griech. kondylos „Knolle“) bezeichnet man die beiden Gelenkfortsätze des Oberschenkelknochens (Femur), die gemeinsam mit der Tibia (Schienbein) das Kniegelenk bilden.

What is osteochondritis dissecans?

Osteochondritis dissecans. The bone is then reabsorbed by the body, leaving the articular cartilage it supported prone to damage. The result is fragmentation ( dissection) of both cartilage and bone, and the free movement of these bone and cartilage fragments within the joint space, causing pain and further damage.

How old do you have to be to have osteochondritis dissecans?

Although osteochondritis dissecans can affect people of all ages, it is most commonly diagnosed in people between the ages of 10 and 20 years. In most cases, the exact underlying cause is unknown.

What is familial osteochondritis dissecans (FAM)?

In these cases, which are referred to as familial osteochondritis dissecans, the condition generally affects multiple joints and is also associated with short stature and early-onset osteoarthritis. The ACAN gene encodes a protein that is important to the structure of cartilage.

What is osteochondritis in animals?

In animals, OCD is considered a developmental and metabolic disorder related to cartilage growth and endochondral ossification. Osteochondritis itself signifies the disturbance of the usual growth process of cartilage, and OCD is the term used when this affects joint cartilage causing a fragment to become loose.