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. 2011 Mar 16;4(1):23–32. doi: 10.1007/s12178-011-9073-z

Table 3.

Causes of pincer lesion

Idiopathic
Developmental
- Retroverted acetabulum
- Coxa profunda
- Os Acetabuli
- Protrusio acetabuli
- Chronic residual dysplasia of the acetabulum
Traumatic
- Post traumatic deformity of the acetabulum
Iatrogenic
- Over correction of retroversion in dysplastic hips