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Malignant epidermoid arising from the third ventricle: A case report
Samadhan Pawar1, Chaitanya Borde2, Atul Patil2
1Department of Radiodiagnosis, HCG Manavata Cancer Centre, Nashik 422011, Maharashtra, India. academics@manavatacancercentre.com.
Background:
Third epidermoid tumors are a rare finding. The appearance of these tumors often makes them difficult to diagnose, and thus they require multimodality imaging.
Case Summary:
A 48-year-old male patient reported to our hospital with complaints of vomiting and severe headache. The patient also complained of involuntary micturition for the past five days. We used a combination of computed tomography (CT) and magnetic resonance imaging (MRI) imaging modalities to confirm the presence of a malignant epidermoid cyst arising from the third ventricle. A contrast-enhanced CT of the head demonstrated minimal perilesional enhancement while an MRI revealed a large, lobulated and septated T2 hyperintense mass arising from the third ventricle. The maximum size of the lesion measured 73 mm × 65 mm × 64 mm in size.
Conclusion:
Malignant epidermoid arising from the third ventricle in an adult male was reported using a combination of CT, MRI, and MR spectroscopy.
Insights
Malignant epidermoid tumors of the third ventricle are rare and challenging to diagnose. Advanced imaging techniques like computed tomography (CT) and magnetic resonance imaging (MRI) are crucial for accurate detection and characterization.
Area of Science:
- Neuro-oncology
- Radiology
Background:
- Epidermoid tumors are rare intracranial neoplasms.
- Third ventricle tumors present diagnostic challenges due to their location and appearance.
Observation:
- A 48-year-old male presented with vomiting, headache, and involuntary micturition.
- Imaging revealed a large, lobulated, septated mass in the third ventricle.
Findings:
- Computed tomography (CT) showed minimal perilesional enhancement.
- Magnetic resonance imaging (MRI) identified a T2 hyperintense lesion measuring 73 mm × 65 mm × 64 mm.
- Diagnosis confirmed as a malignant epidermoid cyst of the third ventricle.
Implications:
- Multimodality imaging, including CT and MRI, is essential for diagnosing rare third ventricle tumors.
- Accurate diagnosis impacts treatment planning and patient prognosis.
- This case highlights the utility of advanced imaging in identifying complex intracranial lesions.
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