The patient underwent to a surgery resection of the spinal lesion.
MACROSCOPIC DESCRIPTION:
One ovoid piece of dark brown tissue 6mm.
MICROSCOPIC DESCRIPTION:
Sections show a moderately cellular, highly vascular tumour comprising small nests of cells with vacuolated cytoplasm, nuclei with smooth contours and even chromatin and absent nucleoli. Scattered cells with large mildly hyperchromatic nuclei are present. There are abundant thin-walled small calibre vessels. Mitoses and necrosis are not identified. The vacuolated cells stain with inhibin and are AE1/3 and CD10 negative.
DIAGNOSIS:
Spinal tumour: Capillary haemangioblastoma (WHO I).