Chondroblastoma

Case contributed by Ali Abougazia
Diagnosis probable

Presentation

Knee pain.

Patient Data

Age: 20 years
Gender: Male
x-ray

Right tibia proximal epiphyseal medial condyle subchondral lytic lesion is seen having narrow zone of transition.

ct

The lesion is subchondral, lytic, having geographic appearance, narrow transitional zone and surrounding sclerosis. The lesion measures 2.2 X 1.5 X 1.4 cm in orthogonal dimensions. 

mri

The lesion elicits low T1 and high T2 / PD FS / STIR signals with a thin sclerotic rim and surrounding marrow edema.

Case Discussion

The patient's age and the lesion's radiological data are suggestive of chondroblastoma.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.