PMC5379784_01
Contrast enhanced sagittal MRI (T1-weighted) showing hypoglossal schwannoma
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F1
Contrast magnetic resonance imaging (MRI) brain revealed a well-defined extra-axial solid mass lesion near the foramen magnum, with the lesion extending into the left hypoglossal canal [Figures 1-3].
Contrast enhanced coronal MRI (T1-weighted) showing hypoglossal schwannoma
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F2
Contrast magnetic resonance imaging (MRI) brain revealed a well-defined extra-axial solid mass lesion near the foramen magnum, with the lesion extending into the left hypoglossal canal [Figures 1-3].
Contrast enhanced axial MRI (T1-weighted) showing hypoglossal schwannoma
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F3
Contrast magnetic resonance imaging (MRI) brain revealed a well-defined extra-axial solid mass lesion near the foramen magnum, with the lesion extending into the left hypoglossal canal [Figures 1-3].
Postoperative contrast enhanced axial MRI (T1-weighted) showing complete excision
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F4
Contrast MRI of posterior fossa did not reveal any residual tumor [Figure 4].