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. 2015 Oct-Dec;6(4):634-6.
doi: 10.4103/0976-3147.165434.

Schwannoma of the greater occipital nerve: An uncommon cause of occipital neuralgia

Prasad Krishnan  1 , Rajaraman Kartikueyan  1 , Siddhartha Roy Chowdhury  1 , Sayan Das  2
Affiliations

Schwannoma of the greater occipital nerve: An uncommon cause of occipital neuralgia

Prasad Krishnan et al. J Neurosci Rural Pract. 2015 Oct-Dec.
No abstract available

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Figures

Figure 1
Figure 1
(a) T2-weighted axial images showing a T2-hyperintense lesion deep to the semispinalis capitis (orange arrow), trapezius (pink arrow) and medial to the longissimus capitis (red arrow), (b) T1-weighted postcontrast axial showing lesion is intensely enhancing on contrast (b and c) coronal contrast images showing the inferior oblique muscle on the right side (green arrow) is pushed up by the tumor as opposed to its counterpart on the left side (blue arrow) - a fact that marks out the root of origin to be C2 rather than C1
Figure 2
Figure 2
(a) Biphasic pattern of tumor showing hypercellular Antoni A areas on the left and hypocellular Antoni B areas on the right and (b) a Verocay body (black asterisk) with palisading tumor cells in the periphery surrounding the central acellular matrix
See this image and copyright information in PMC

References

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