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Egyptian Journal of Neurosurgery
Fig. 1 | Egyptian Journal of Neurosurgery

Fig. 1

From: Combined endoscopic third ventriculostomy and tumor biopsy in the management of pineal region tumors, safety considerations

Fig. 1

Shows the single burr-hole method. a Preoperative sagittal T1-weighted image with contrast. The red line represents the pathway for ETV, and the green line represents the pathway for tumor biopsy. b A view through the foramen of Monro showing both third ventricular floor (arrow head) and pineal region tumor (curved arrow). c Endoscopic third ventriculostomy using Fogarty balloon catheter. d Initial coagulation on tumor surface. e Obtaining biopsy from the tumor using biopsy forceps (arrow) where the Fogarty balloon catheter is put in standby position (arrowhead). f Balloon tamponade to control bleeding from the tumor bed. g Few minutes after tamponade combined with irrigation showing clear view. h Final view of clear biopsy bed

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