"stage III: completely detached osteochondral fragment, but no displacement"
"stage IV: displaced osteochondral fragment"
"stage V: stage III with subchondral cyst (based on CT)"
"The Berndt and Harty classification was first published in 1959, 1 and modified by Loomer et al. in 1993 2; thus is sometimes known as the modified Berndt and Harty classification. It is the most popular (c. 2023) x-ray based classification system, although MRI-based classification systems are more popular 2,3."
"The Berndt and Harty classification was first published in 1959, 1 and modified by Loomer et al. in 1993 2; thus is sometimes known as the modified Berndt and Harty classification. It is the most popular (c. 2023) x-ray based classification system, although MRI-based classification systems are more popular 2,3."
"The Berndt and Harty classification was first published in 1959, 1 and modified by Loomer et al. in 1993 2; thus is sometimes known as the modified Berndt and Harty classification. It is the most popular (c. 2023) x-ray based classification system, although MRI-based classification systems are more popular 2,3."
"The classification is presumed to be based on radiographs; however, this is not explicitly stated in their paper. The modified Berndt and Harty classification is as follows 2,3:"