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Fig. 4 | BMC Musculoskeletal Disorders

Fig. 4

From: Composite indices of femoral neck strength predicts the collapse of steroid-associated osteonecrosis of the femoral head: a retrospective study

Fig. 4

Typical case 1: Male, 45 years, with right hip pain for more than 8 months. Radiograph imaging at an anteroposterior (a) and frog (f) lateral view. The patient's CSI, BSI and ISI were 6.36,2.36 and 0.53,respectively. Six months. C 1 year. D After 2 years, the femoral head did not collapse significantly, and the density of the necrotic area increased

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