Imaging tests are needed to confirm a diagnosis and can include: X-rays Magnetic resonance imaging (MRI) One MCL abnormality is called the Pellegrini-Stieda sign or syndrome. It is seen on an X ...

1 Department of Orthopaedic Surgery, Cappagh National Orthopaedic Hospital, Finglas, Dublin 11, Republic of Ireland 2 Department of Radiology, Cappagh National Orthopaedic Hospital, Finglas, Dublin 11 ...