Clinical Characteristics of Methanol-Induced Optic Neuropathy: Correlation between Aetiology and Clinical Findings
Table 3
Characteristics of optic nerve MRI and brain MRI.
Patient no./age range∗/sex
Optic nerve MRI
Brain MRI
Lesion signal
Portion
Putaminal lesion
1/60S/M
T1 + C
Negative
Negative
Long T2
Negative
2/40S/M
T1 + C
Retrobulbar/orbital
N/A
Long T2
Negative
3/50S/M
T1 + C
Retrobulbar/orbital
N/A
Long T2
Retrobulbar/orbital†
4/30S/M
T1 + C
Retrobulbar/orbital/canal
Intense T2 flair
Long T2
Retrobulbar/orbital†/intracranial†
5/50S/M
T1 + C
Retrobulbar/orbital
Negative
Long T2
Retrobulbar/orbital†/intracranial†
6/40S/F
T1 + C
Retrobulbar/orbital
Negative
Long T2
Retrobulbar/orbital†
7/40S/F
T1 + C
Negative
T1 enhancement, intense T2
Long T2
Retrobulbar/orbital†/intracranial†
8/40S/F
T1+C
Retrobulbar/orbital
Negative
Long T2
Retrobulbar/orbital
M = male, F = female, N/A = not available, and T1 + C = T1 enhancement. ∗The age ranges were used instead of the exact ages according to the anonymization standards. †Central hyperintense signal in T2.