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Original Research

Lateral Ventricular Meningiomas: Clinical Features, Radiological Findings and Long-Term Outcomes

, , , , , & ORCID Icon show all
Pages 6089-6099 | Published online: 04 Aug 2021

Figures & data

Table 1 Patient Characteristics

Table 2 The MRI Features in the 118 Cases of LVMs

Table 3 Univariate and Multivariate Analysis of WHO Grade

Figure 1 MRI images of typical WHO I (AD), WHO II (EH) and WHO III (IL) of LVM. Most MRI images show mixed-intense and heterogeneous enhancement. Typical low-grade LVM is relatively more regular and clearer boundary, while high-grade LVM has more obvious peritumoral edema and tissue infiltration. Heterogeneous enhancement and perifocal edema in which MRI sequences are indicated by arrows.

Figure 1 MRI images of typical WHO I (A–D), WHO II (E–H) and WHO III (I–L) of LVM. Most MRI images show mixed-intense and heterogeneous enhancement. Typical low-grade LVM is relatively more regular and clearer boundary, while high-grade LVM has more obvious peritumoral edema and tissue infiltration. Heterogeneous enhancement and perifocal edema in which MRI sequences are indicated by arrows.

Figure 2 Kaplan-Meier survival curve illustrates the overall survival, and progression-free survival of 195 LVM patients.

Figure 2 Kaplan-Meier survival curve illustrates the overall survival, and progression-free survival of 195 LVM patients.

Figure 3 (A) Violin plot illustrating a comparison between the pre- and post-KPS of 85 patients with preoperative KPS score≤80. (B) Violin plot illustrating a comparison between the pre- and post-KPS of all 195 patients.

Figure 3 (A) Violin plot illustrating a comparison between the pre- and post-KPS of 85 patients with preoperative KPS score≤80. (B) Violin plot illustrating a comparison between the pre- and post-KPS of all 195 patients.

Figure 4 Kaplan-Meier survival analysis illustrating risk factors for OS. A comparison between the OS based on the WHO grade (A), the tumor size (B), the pre-KPS of patients (C), the extent of edema (D), the gender (E), the MRI enhancement (F).

Figure 4 Kaplan-Meier survival analysis illustrating risk factors for OS. A comparison between the OS based on the WHO grade (A), the tumor size (B), the pre-KPS of patients (C), the extent of edema (D), the gender (E), the MRI enhancement (F).

Figure 5 Kaplan-Meier survival analysis illustrating risk factors for recurrence. A comparison between the OS based on the WHO grade (A), the tumor size (B), the extent of resection (C), the extent of edema (D), the gender (E), the hospital day (F).

Figure 5 Kaplan-Meier survival analysis illustrating risk factors for recurrence. A comparison between the OS based on the WHO grade (A), the tumor size (B), the extent of resection (C), the extent of edema (D), the gender (E), the hospital day (F).

Figure 6 The result of multivariate Cox regression analysis. HR for risk of OS (A) and recurrence (B) the blue squares indicate the HR or OR values, and error bars represent 95% CIs.

Figure 6 The result of multivariate Cox regression analysis. HR for risk of OS (A) and recurrence (B) the blue squares indicate the HR or OR values, and error bars represent 95% CIs.