Reconstruction of Motor and Language Pathways Based on Navigated Transcranial Magnetic Stimulation and DTI Fiber Tracking for the Preoperative Planning of Low Grade Glioma Surgery: A New Tool for Preservation and Restoration of Eloquent Networks


Patients

Age (years)

Sex

Dominant hemisphere

Tumor location

Motor and/or language deficits on admission

Motor and language deficits on first postop day

Motor and language deficits at discharge

Type of nTMS-based mapping

MEP intensity and type at which resection was stopped (mA)

Histological diagnosis

nTMS + DTI

#1

50

F

Left

Right, fronto-temporo-insular

No deficits

No deficits

No deficits

MC + CST

5 mA

Diffuse astrocytoma

#2

71

F

Left

Right, fronto-opercular

No deficits

No deficits

No deficits

MC + CST

6 mA

Oligodendroglioma

#3

44

F

Left

Left, fronto-insular

No deficits

No deficits

No deficits

MC + LC + AF


Diffuse astrocytoma

#4

35

M

Left

Right, fronto-temporo-insular

No deficits

Left f-b-c hemiparesis (4/5)*

No deficits

MC + CST

5 mA

Diffuse astrocytoma

#5

46

M

Right

Right, fronto-opercular

No deficits

No deficits

No deficits

MC + LC + CST + AF

6 mA

Diffuse astrocytoma

#6

49

M

Left

Left, fronto-opercular

No deficits

No deficits

No deficits

MC + LC + CST + AF

5 mA

Oligoastrocytoma

#7

41

M

Left

Right, temporal

No deficits

No deficits

No deficits

MC + CST

7 mA

Diffuse astrocytoma

#8

28

M

Left

Right, temporo-insular

No deficits

No deficits

No deficits

MC + CST

5 mA

Diffuse astrocytoma

#9

39

F

Left

Right, fronto-insular

No deficits

No deficits

No deficits

MC + CST

7 mA

Oligoastrocytoma

#10

53

F

Left

Right, frontal

No deficits

No deficits

No deficits

MC + CST

5 mA

Oligodendroglioma

#11

70

M

Left

Left, temporal

Mild sensory aphasia

Mild sensory aphasia

Mild sensory aphasia

MC + LC + AF

/

Diffuse astrocytoma

#12

76

M

Left

Left, fronto-opercular

Mild motor aphasia

Moderate motor aphasia

Mild motor aphasia

MC + LC + CST + AF

5 mA (face)

Oligodendroglioma

#13

58

F

Left

Right, frontal with invasion of corpus callosum

Left b-c hemiparesis (3/5)

Left b-c hemiparesis (3/5)

Left b-c hemiparesis (3/5)

MC + CST

4 mA

Oligoastrocytoma

#14

38

M

Left

Left, frontal

No deficits

Severe motor aphasia

Mild motor aphasia

MC + Lang + AF


Oligoastrocytoma

#15

67

M

Left

Right, parietal

No deficits

No deficits

No deficits

MC + CST

5 mA

Oligodendroglioma

#16

39

M

Left

Left, fronto-opercular

No deficits

No deficits

No deficits

MC + LC + CST + AF

6 mA

Diffuse astrocytoma

Controls

#1

26

F

Left

Left, deep fronto-temporo-insular

No deficits

Right arm monoparesis (3/5)

Right arm monoparesis (3/5)


5 mA

Diffuse astrocytoma

#2

53

M

Left

Left, temporal

No deficits

No deficits

No deficits



Oligodendroglioma

#3

77

M

Left

Right, frontal

No deficits

No deficits

No deficits


7 mA

Oligoastrocytoma

#4

61

M

Left

Left, fronto-temporo-parietal

No deficits

Severe global aphasia, right f-b-c hemiparesis (3/5)

Severe global aphasia, right f-b-c hemiparesis (4/5)

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Jun 24, 2017 | Posted by in NEUROSURGERY | Comments Off on Reconstruction of Motor and Language Pathways Based on Navigated Transcranial Magnetic Stimulation and DTI Fiber Tracking for the Preoperative Planning of Low Grade Glioma Surgery: A New Tool for Preservation and Restoration of Eloquent Networks

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