Case Report
Copyright ©The Author(s) 2021.
World J Clin Cases. Dec 6, 2021; 9(34): 10681-10688
Published online Dec 6, 2021. doi: 10.12998/wjcc.v9.i34.10681
Table 1 Summary of reported cases of spinal intravascular papillary endothelial hyperplasia
Age (yr)
Primary location
Clinical features
Size (cm)
1Ali et al[13]199442 MT8 posterior epidural massParaplegia for 2 wk durationMRI non-specific T1/T2 signal changesRadical excision1.5
2Porter et al[14]199516MT6 posterior epidural massMidthoracic radicular back pain with hesitancy for 1-wk durationCT myelography: extradural thecal compression posteriorly with abnormal laminaT6 laminectomy with T5-T6 right partial facetectomy4 × 2 × 1
3Taricco et al[15]199917MT12-L1 posterior epidural massPain, numbness, paresis of left lower limb with bladder dysfunction for 1 moContrast-enhanced CT of spine: hyperdense lesion; MRI: T1-iso, T2-hyperintense with homogeneous contrast enhancementT12-L1 laminectomy with radical excision of massNot mentioned
4Petry et al[12]200947MMultifocal lesions of the spineDiffuse low back painMRI T1-iso, T2-hyperintense with homogeneous contrast enhancementNo surgeryNot mentioned
5Lanotte et al[16]201033MT6-T7 paraverte-bral mass extending epidural spaceBack pain, hesitancy with paraparesis for 2 wkMRI T1 hypo- T2 hyperintense massT6 laminectomy and excision of intracanal mass4.5 × 2.5 × 2.5
6Mozhdehi-panah et al[17]201358MT4-6 posterior epidural massSpastic paraparesis and sensory deficit for 1 moMRI T2 hyperintense massLaminectomy and radical excision of mass3×1
7Bhalla et al[21]201351FL1 centered on spinous process and involving pedicles Back pain with paraparesisMRI L1 centered on spinous process and involving pedicles causing cauda equina compressionPreoperative embolization, incomplete excision and Radiotherapy4.6×4.3×5.5
8Singla et al[18]201640MT12-L1 dumbbell-shaped massBack pain and numbness of the right lower trunk for 2 yrMRI dumbbell-shaped mass mimicking schwannomaRadical excisionNot mentioned
9Behera et al[19]201732MT4-5 posterior epidural massParaplegia for 4 moMRI T1 hypo- T2 hyperintense massRadical excision5 × 3 × 2
10Tanaka et al[20]201840ML2-3 intradural massLow back pain and leg pain beginning approximately 5 yr ago and 1 mo agoIsointense on T1 and hypointense with partial areas of high signal intensity on T2 without contrast enhancementL2-3 laminectomy and durotomy with radical excision of mass2.5 × 1.5 × 1
11Oktar et al[6]201937MT4-5 dumbbell-shaped massDermatomal tingling burning pain with paresis of right lower limb for 1 moMRI dumbbell-shaped mass mimicking schwannomaRadical excision5 × 2 × 3
12Present case202027MC6-T1 posterior epidural massNeck pain and numbness and weakness of the extremitiesMRI: T1-hypo-, T2-hyperintense with homogeneous contrast enhancementC6-T1 laminectomy with C7-T1 left partial facetectomy and radical excision of the mass3 × 1.5 × 1