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World J Orthop. Apr 18, 2013; 4(2): 32-41
Published online Apr 18, 2013. doi: 10.5312/wjo.v4.i2.32
Published online Apr 18, 2013. doi: 10.5312/wjo.v4.i2.32
Graf type | Angles |
All type I | Alpha angle > 60 degrees (normal) |
Type Ia | Beta angle < 55 degrees |
Type Ib | Beta angle > 55 degrees |
All type II | |
Type IIa | Alpha angle 50-59 degrees |
Type IIb | Alpha angle 50-59 degrees |
Type IIc | Alpha angle 43-49 degrees |
Beta angle < 77 degrees | |
Type D ("about to decenter") | Alpha angle 43-49 degrees |
Beta angle > 77 degrees | |
Type III | Alpha angle < 43 degrees |
Type IIIa and IIIb distinguished on the grounds of structural alteration of the cartilaginous roof | |
Type IV (dislocated with labrum interposed between femoral head and acetabulum) | Alpha angle < 43 degrees |
- Citation: Gulati V, Eseonu K, Sayani J, Ismail N, Uzoigwe C, Choudhury MZ, Gulati P, Aqil A, Tibrewal S. Developmental dysplasia of the hip in the newborn: A systematic review. World J Orthop 2013; 4(2): 32-41
- URL: https://www.wjgnet.com/2218-5836/full/v4/i2/32.htm
- DOI: https://dx.doi.org/10.5312/wjo.v4.i2.32