To investigate JH in a Brazilian sample of school children using the variables of the Beighton score and possible correlations between these variables and with selected variables of the Brighton score. Additionally, to study the effect of gender, ethnicity, playing of musical instruments such as the piano, and regular physical activity on each of the analyzed parameters....

Avascular necrosis of the femoral head is a progressive disease characterized by bone ischemia which evolves to subchondral collapse in more than 85% of patients. We describe a case of an early stage idiopathic avascular necrosis of the femoral head in a female patient that was characterized by bone marrow edema involving the whole femoral head and the majority of the femoral neck with a small subchondral fracture and slight applanation of the femoral head. This condition was suspected by physia...

The piriformis syndrome is an entrapment neuropathy emerging with the compression of sciatic nerve by a muscle due to its close proximity with piriformis muscle. However its pathophysiology hasn't been understood clearly, it is thought that it arises from the oedema and inflammation in the piriformis muscle. This syndrome, which we meet with sciatica table clinically, is often likened to lumbar disc herniation (LDH). Multidisciplinary, the treatment of piriformis syndrome may include the adminis...