IMPORTANT: We currently have a number of bugs related to image cropping and are actively trying to resolve them. In the meantime, we have disabled cropping. Apologies for any inconvenience. Stay informed: radiopaedia.org/chat

Bilateral acute-on-chronic subdural hematoma

Case contributed by Vivek Dhakal
Diagnosis certain

Presentation

An alcoholic patient with altered consciousness for 20 days.

Patient Data

Age: 45
Gender: Male

Bilateral mixed density subdural hematoma with hematocrit effect. The hematoma is also spreading into the falx and tentorium. Effacement of bilateral cortical sulci and buckling of the grey-white matter interface.

Case Discussion

CT appearance of chronic subdural hemorrhage is variable. Generally they are hypodense crescentic collection on NECT unless complicated. Acute on chronic SDH may present as mixed density collection, loculated collection or gravity dependent layering of blood products.

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.