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Journal List > J Korean Soc Spine Surg > v.10(3) > 1035589

Ahn, Jung, Lee, Choi, Park, and Cha: A 6-year Observation of Multiple Spinal Schwannomas Before Excision - 1 Case Report -

Abstract

Spinal schwannoma is a slow growing symptomatic tumor which is derived from Schwann cells of peripheral nerves. Most reported cases have been single lesion, while multiple schwannomas have invariably documented one manifestation of von Recklinghausen’s disease. Nevertheless, we observed a case of independent, multiple, spinal schwannomas for 6 years before excision. We report the growing velocity and progression of neurologic symptoms and neurologic changes before excision and present a literature review.

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REFERENCES

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jkss-10-277f1.tif
Fig. 1.
(A) T1 weighted sagittal MR image which shows intermediate signal double round intradural masses at T12 and L3 level respectively. (B) T2 weighted sagittal MR image which shows no noticeable intradural mass.
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jkss-10-277f2.tif
Fig. 2.
(A) Gd-enhanced sagittal MR image which shows distinctive high signal intradural extramedullary masses at T12 and L3 level respectively and slight olisthesis of L4 body. (B) Gd-enhanced transverse MR image which shows left eccentric intradural extramedullary masses, above T12, below L3.
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jkss-10-277f3.tif
Fig. 3.
(A, B) MR image of same patient 3 years later with same facilities and same conditions and it shows more enlarged thoracic and lumbar masses and progression of olisthesis.
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jkss-10-277f4.tif
Fig. 4.
(A, B) MR image of same patient 6 years later with same facilities and same conditions and it shows more enlarged thoracic and lumbar mass and progression of olisthesis.
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jkss-10-277f5.tif
Fig. 5.
Thoracic mass which containing few intermingled nerve fibers.
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jkss-10-277f6.tif
Fig. 6.
Tumor showing celluar area, Antoni A(arrow) including Verocay bodies(open arrow) as well as looser hypocellular area, Antoni B(arrow head). (H&E stain, × 100)
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jkss-10-277f7.tif
Fig. 7.
Graph which shows growing of tumors according to time.
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