PMC4408616_01
Preoperative MRI showing a well circumscribed mass in the pineal region. Right side: T2 axial section. Left side: T1 coronal section. Arrow showing the internal cerebral veins being pushed inferiorly by the tumor
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F1
A magnetic resonance imaging (MRI) showed an isointense 1.4 cm, well delineated spherical tumor of the pineal region [Figure 1].
Intraoperative image showing the tumor being removed via the supracerebellar infratentorial approach
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F2
The tumor was successfully and completely resected via a supracerebellar infratentorial approach [Figure 2].
Postoperative T1 MRI sequence showing a complete macroscopic removal of the tumor. Right side: Axial section. Left side: Coronal section
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F3
Postoperative head CT scan and MRI revealed no residual tumor [Figure 3].