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PET/CT in a Patient Diagnosed With Dandy-Walker Syndrome
Jose R Infante1, Lucia Garcia, Juan I Rayo
1From the Department of Nuclear Medicine, Infanta Cristina Hospital, Badajoz, Spain.
Clinical Nuclear Medicine
|June 9, 2015
Summary
Dandy-Walker syndrome (DWS), a rare congenital brain malformation, was visualized on 18F-FDG PET/CT. This imaging technique can reveal characteristic DWS features like cerebellar vermis hypoplasia.
Area of Science:
- Neurology
- Radiology
- Medical Imaging
Background:
- Dandy-Walker syndrome (DWS) is a congenital posterior fossa malformation.
- It involves cerebellar vermis hypoplasia, fourth ventricle dilatation, and posterior fossa enlargement.
Observation:
- A 52-year-old man with gastrointestinal stromal tumor underwent 18F-FDG PET/CT for staging.
- The patient had a prior diagnosis of DWS from CT scans.
- PET/CT demonstrated an ametabolic cyst and cerebellar vermis hypoplasia.
Findings:
- 18F-FDG PET/CT effectively visualized the characteristic anatomical abnormalities of DWS.
- The study highlights the utility of PET/CT in assessing DWS, even in the context of other pathologies.
Implications:
- This case demonstrates the appearance of DWS on PET/CT, aiding in diagnosis and characterization.
- Understanding PET/CT findings in DWS is crucial for accurate staging and management of patients.
- PET/CT can be a valuable tool for evaluating posterior fossa malformations.
