The clinical manifestations of femoral head necrosis

The slow onset of femoral head necrosis, Longer course, in a very long time patients without obvious symptoms. The most common clinical symptoms for hip discomfort or pain, exertion or after the obvious pain after the long rest after mitigation. The pathogenesis of necrosis of the femoral head, often appeared lumbosacral or knee pain, easily misdiagnosed lumbar disc prolapse, spinal stenosis, sciatica, rheumatoid arthritis, such as synovitis. The most prominent characteristic of this disease is subjective symptoms and the severity of damage necrosis of the femoral head not in proportion, patients should pay special attention to. With claudication pain and increased function gradually restricted hip, hip stiffness late enable disabled.