Meningioma

Case contributed by Dr Abdallah Khateeb

Presentation

Chronic headache. Recently the headache is worse. Presenting to the ER with vomiting.

Patient Data

Age: 41 years old
Gender: Female
CT

Brain CT

The NECT shows an extra-axial hyperdense lobulated mass at the left parieto-temporal region, with surrounding brain parenchymal edema. Few cystic changes are seen. No calcifications seen. No overlying bone changes.

The mass shows homogeneous enhancement post contrast administration.

MICROSCOPIC DESCRIPTION:
- Tumor consists of meningothelial cells arranged in a whorly pattern with bland looking nuclei. Few psammoma bodies seen with large areas of necrosis. Tumor cells are focally positive for PR and EMA while GFAP is negative and Ki67 is less than 4%. 

DIAGNOSIS
- Meningioma, WHO grade I.

Case Discussion

Meningioma is the most common extra-axial neoplasm.

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Case information

rID: 43429
Case created: 9th Mar 2016
Last edited: 10th Mar 2016
Inclusion in quiz mode: Included

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