Trethowan's sign
Diagnostic aid in radiographs of the pelvis From Wikipedia, the free encyclopedia
Trethowan's sign is when Klein's line does not intersect the lateral part of the superior femoral epiphysis on an AP radiograph of the pelvis.[1]

Clinical use
Trethowan's sign is indicative of a diagnosis of slipped capital femoral epiphysis.
See also
References
External links
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