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

Cerebellar abscess (MR spectroscopy)

Case contributed by Muneesh Sharma
Diagnosis almost certain

Presentation

Recent onset headaches and vomiting, febrile

Patient Data

Age: 45 years
Gender: Male

A well-defined rim enhancing irregular cystic lesion in the superior right cerebellar hemisphere with perilesional edema and mass effect on the fourth ventricle and brainstem. Marginal hemorrhage is noted no solid component seen.

MR spectroscopy shows no choline / NAA in the margins. Massive lipid and amino acid peaks are seen at 1.2 and 0.8.

Diffusion restriction is present.

Case Discussion

Features are consistent with a cerebellar abscess.

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.