Subchondral cyst

Case ID Number: 
20090708NB
Image Modality: 
MRI
Tumor Type: 
Tumor mimics
Benign/Malignant: 
Benign
Body Region: 
hip and proximal femur
Location in bone:: 
epiphyseal
Periosteal Reaction: 
absent
Position within Bone: 
cortical
Tumor Behavior: 
active
Tumor Density: 
mixed