ENFERMEDAD DE PERTHES EN NIOS PDF

Boys are five times more likely to be affected than girls. MRI is increasingly replacing this, in an effort to eliminate pelvic irradiation. Enfermedad de Legg-Calve-Perthes Osteonecrosis generally occurs secondary to abnormal or damaged blood supply to the femoral epiphysis, leading to fragmentation, bone loss, and eventual structural collapse of the femoral head. Articles Cases Courses Quiz. Case 16 Case The best initial test for the diagnosis of Perthes is a pelvic radiograph. Case 19 Case Support Radiopaedia and see fewer ads.

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Boys are five times more likely to be affected than girls. MRI is increasingly replacing this, in an effort to eliminate pelvic irradiation. Enfermedad de Legg-Calve-Perthes Osteonecrosis generally occurs secondary to abnormal or damaged blood supply to the femoral epiphysis, leading to fragmentation, bone loss, and eventual structural collapse of the femoral head. Articles Cases Courses Quiz.

Case 16 Case The best initial test for the diagnosis of Perthes is a pelvic radiograph. Case 19 Case Support Radiopaedia and see fewer ads. As the disease progresses, fragmentation and destruction of the femoral head occurs.

Meyer dysplasia Meyer dysplasia. Perthes disease Radiology Reference Article You can also scroll through stacks with your mouse wheel or the niis arrow keys. Developmental dysplasia of hip Developmental dysplasia of hip. Case 7 Case 7. About Blog Go ad-free. In this situation, operative management is sometimes required to either ensure appropriate coverage of the femoral head by the acetabulum, or to replace the femoral head in adult life.

Case 8 Enfegmedad 8. Cases and figures Imaging differential diagnosis. Thank you for updating your details. Case 9 Case 9. Case 17 Case It is important to be certain that there is no other cause of osteonecrosis e. Bracing may be used in milder cases, although femoral neck and acetabular osteotomies may be required to correct more severe abnormal femoroacetabular malalignment.

Additionally, tongues of cartilage sometimes extend inferolaterally into the femoral neck, creating lucencies, which must be distinguished from infection or neoplastic lesions 4.

Case 10 Case The younger the age at the time of presentation, the more benign disease course is expected and also for same age, the prognosis is better in boys nioe girls due to less maturity 5,8. Slipped upper femoral epiphysis Slipped upper femoral epiphysis. There is a separate system for staging of Perthes disease see Catterall classification.

Unable to process the form. W B Saunders Co. The radiographic findings are those of osteonecrosis. Case 12 Case Perthea a small number of patients with Perthes, the radiograph will be normal and persistent symptoms will trigger further imaging, e. Synonyms or Alternate Spellings: This may precipitate the presentation or the realisation of symptoms that in fact had been long niox.

The typical findings of advanced burnt out stage 4 Perthes disease are:. Loading Stack — 0 images remaining. Case 2 Case 2. Traditionally arthrography performed under general anesthesia with conventional fluoroscopy is performed to assess congruency between the femoral head and the acetabulum in a variety of positions 3. The radiographic changes to the femoral epiphyses depend on the severity of osteonecrosis and the amount of time that there has been alteration of blood supply:.

Case 11 Case Eventually, the femoral head begins to fragment stage 2with subchondral lucency crescent sign and redistribution of weight-bearing stresses leading to thickening of some trabeculae which become more prominent.

The aim of therapy is to try and maintain good femoroacetabular contact and a round femoral head. Some children have a coincidental history of trauma. Blood tests are typically normal in Perthes. Case 4 Case 4. As changes progress, the width of the femoral neck increases coxa magna in order to increase weight-bearing support.

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ENFERMEDAD DE PERTHES EN NIOS PDF

Dirn Synonyms or Alternate Spellings: Traditionally arthrography performed under general anesthesia with conventional fluoroscopy is performed to assess congruency between the femoral head and the acetabulum in a variety of positions 3. Check for errors and try again. Case 20 Case About Blog Go ad-free. Unable to process the form. As changes progress, the width of the femoral neck increases coxa magna in order to increase weight-bearing support. Slipped upper femoral epiphysis Slipped upper femoral epiphysis. It is important to be certain that there is no other cause of osteonecrosis e.

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Enfermedad de Perthes: todo lo que debes saber

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