CT CLASSIFICATION OF OCDS/TX Flashcards
1
Q
stage 1
A
subchondral cyst
2
Q
stage IIA
A
cyst communicates with ankle joint
3
Q
stage IIB
A
lucency with overlying undisplayed fragment
4
Q
stage III
A
nondisplaced fragement
5
Q
stage IV
A
displaced fragment
6
Q
lesions treated conservatively, regardless of location; low probability of displacement
A
stage I/II
7
Q
treated conservatively, deep cup shaped lesions and inherent stability
A
stage III medial
8
Q
early operative tx
A
lateral stage III/all stage IV
