Köhler-Pellegrini-Stieda lesion: ossification near medial femoral collateral ligament adjacent to the margin of the medial femoral condyle.
Eugen Julius Karl Paul Alfred Stieda (1869 – 1945) was a German Surgeon. Eponym: The Stieda fracture, Stieda tubercle and Pellegrini-Stieda disease (1908)
Augusto Pellegrini (1877 – 1958) Italian Surgeon. Pioneer in the field of prosthetic limbs. Epomyously affiliated with Pellegrini-Stieda disease