Polka-dot sign and corduroy sign - intraosseous vertebral hemangioma

Case contributed by Dr MT. Niknejad

Presentation

Incidental finding in a chest CT for dyspnea.

Patient Data

Age: 35 years
Gender: Male

CT images show thickening of the primary vertical weight baring trabeculae leading to corduroy sign on sagittal projection and polka-dot sign axially. It is caused by replacement of the normal cancellous bone by thickened vertical trabeculae surrounded by fat marrow or vascular lacunae in intraosseous hemangiomas.

Case Discussion

CT images show thickening of the primary vertical weight baring trabeculae leading to corduroy sign on sagittal projection and polka-dot sign axially. It is caused by replacement of the normal cancellous bone by thickened vertical trabeculae surrounded by fat marrow or vascular lacunae in intraosseous hemangiomas.

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.