GOOD NEWS: We have fixed the DICOM uploading problem. New cases should work fine. More info radiopaedia.org/chat

Dorsal thoracic arachnoid web

Case contributed by Matt Skalski
Diagnosis not applicable
Diagram

Illustration of a thin web of arachnoid indenting the dorsal spinal cord, pulling somewhat cephalad, to create the scalpel sign on MRI and CT myelogram. 

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.