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. 2024 Dec 2;14:1422958. doi: 10.3389/fonc.2024.1422958

Table 1.

Summary of conus intramedullary schwannomas (in non-neurofibromatosis patients) reported to date.

Author reference S. No. Age (years) Sex Date Tumor level Symptom; duration SM MRI Clinico-radiological
differentials
Treatment Resection Follow up details available
Our case 1 60 M 2023 T11-L1 Back pain; 1 year Yes Inhomogeneous enhancement Ependymoma Astrocytoma T11-L1laminectomy GTR 3 months, recovering well
Rahul Varshney et al. (2) 2 70 M 2020 T11-L2 Paraparesis, sphincter dysfunction; 2.5 year No Inhomogeneous enhancement Ependymoma Astrocytoma D12-L1 laminectomy GTR 3 months, recovering well
Ritika Singh et al. (6) 3 27 F 2018 Conus Lower backache; 1 year No Heterogenous rim enhancement Ependymoma Astrocytoma T12-L1 laminectomy STR 1 year, recovering well
Karatey et al. (9) 4 30 F 2017 T12–L1 Back pain, walking
difficulty; 2 months
Yes Homogeneous Astrocytoma T12 laminectomy GTR N/A
enhancement
Jagannatha et al. (12) 5 11 M 2016 T11–12 Weakness of both legs; 1 year Yes Homogeneous Ependymoma Astrocytoma Calcified tuberculoma T10–D12 laminotomy GTR 6 months, recovering well
enhancement
Yang et al. (14) 6 35 M 2014 T11–L2 Lower back pain, weakness in the left leg; 2 years Yes Inhomogeneous enhancement Ependymoma T11–12 laminectomy GTR 9 months, full recovery
Kumar et al. (16) 7 40 F 2014 Conus Back pain, walking
difficulty; 1.5–2 years
N/A Homogeneous N/A T10–L1 laminectomy GTR 1 month, partial recovery
enhancement
Canbay et al. (18) 8 49 F 2011 Conus Lower back pain; 2 years No Inhomogeneous enhancement N/A T12–L1 laminectomy GTR N/A
Ohtonari et al. (19) 9 29 M 2009 Conus Bladder dysfunction, paresthesia; 8 months No Homogeneous, well-enhanced,cystic lesion N/A T12–L1 laminectomy STR Patient being closely monitored for recurrence
M N Saiful Azl et al. (20) 10 54 M 2007 Conus Low back pain; 2 years No Heterogenously enhanced Ependymoma laminectomy GTR N/A
Kahilogullari et al. (1) 11 338 F 2005 Conus Waist and legs pain; 7 months No Homogeneous, well-enhanced N/A T12–L1 laminectomy STR Partial recovery postop
O’Brien et al. (5) 12 448 M 2003 T11-L1 Weakness in the legs; 6 months No Equal signal on T2 N/A T11–L1 laminectomy STR 6 months, no recurrence
Lesoin et al. (8) 13 N/A M 1983 Conus Weakness in the legs; 5 years N/A N/A N/A N/A GTR Slight weakness in left leg at 11 months
Schmitt (10) 14 N/A M 1975 Conus Paresthesia; 1.5 months N/A N/A N/A Autopsy finding N/A N/A
Guidetti (13) 15 N/A N/A 11965 Conus N/A N/A N/A N/A N/A GTR N/A
McCormik (15) 16 N/A M 1964 L2 1.5 months N/A N/A N/A Autopsy finding N/A N/A

N/A, not applicable.