Response to Comment on Mittal et al: Defining the lateral edge of the femoroacetabular articulation: correlation analysis between radiographs and computed tomography

Thank you very much for reading our paper and for your thoughtful comments. We appreciate your clarification regarding the original description of the lateral center edge angle as published by Wiberg in 1939.1 As you clearly state, this confusion regarding using the lateral edge of the acetabulum as compared with the lateral edge of the sourcil remains pervasive throughout orthopedic literature. Wiberg eloquently described the edge of the sourcil as “where the bony support may be considered to end.” This has been misinterpreted as referring to the edge of the acetabulum. In the accompanying Figure 1, from his original paper the black dot adds additional