PMC8202371_01
(a) Preoperative magnetic resonance images T1 sagittal showed isointense epidural mass at D7-8 level isointensity on T1-weight sequence. (b) Preoperative magnetic resonance imaging spine T2-weighted image. (c) Preoperative magnetic resonance imaging spine T1-weighted axial image at D7 dorsal spine level. (d) Preoperative magnetic resonance imaging spine T2-weighted axial image. (e) Preoperative magnetic resonance imaging spine T2-weighted image coronal view. (f) Preoperative magnetic resonance imaging with contrast T1-weighted axial view showing homogeneous contrast-enhancing epidural solution at dorsal D7 level pushing cord to left side
AJNS-16-144-g001.jpg
PMC8202371_01_AJNS-16-144-g001.jpg
F1
The lesion shows no extension to neural foramen [Figure 1].
(a) Postoperative magnetic resonance imaging spine T1-weighted image axial view. (b) Postoperative magnetic resonance imaging T2-weighted image sagittal view showing no recurrence. (c) Postoperative magnetic resonance imaging spine axial view after contrast administration - no recurrence seen
AJNS-16-144-g002.jpg
PMC8202371_01_AJNS-16-144-g002.jpg
F2
Histopathology examination of section showed variably sized vessels lined by endothelial cells [Figure 2].
Microphotograph showing closely placed small capillary sized vascular channels along with a few dilated ones x200. Note the prominent endothelial cells and fibrin thrombus (*)
AJNS-16-144-g003.jpg
PMC8202371_01_AJNS-16-144-g003.jpg
F3
Vascular endothelial cells are highlighted with CD34 [Figure 3].
CD31 immunohistochemistry highlighting the endothelial cell line capillary channels (x200)
AJNS-16-144-g004.jpg
PMC8202371_01_AJNS-16-144-g004.jpg
F4
Postoperative MRI spine performed after a year showed no recurrence of the lesion [Figure 4].