MODERATE DYSPLASIA:
The femoral head flattens, the femoral neck thickens, and the joint becomes loose and unstable.
Not exact matches
In other words, the instability created by weak supportive ligaments keeps the body from being able to manufacture a deep, smooth hip socket for the ball to fit snuggly into, resulting in the
flattening of the acetabulum (hip socket) and a squaring of the
femoral head (the ball).
With time, the top surface of the
femoral head will become
flattened and misshapen as the cartilage and underlying bone collapses.
In 1966, Henricson, Norberg and Olsson refined the definition of CHD describing it as: «A varying degree of laxity of the hip joint permitting subluxation during early life, giving rise to varying degrees of shallow acetabulum and
flattening of the
femoral head, finally inevitably leading to osteoarthritis.»
The
femoral head that once looked as round and smooth as a billiard ball now becomes
flattened, mushroomed and cauliflower - like.