Case Report
Copyright ©2007 Baishideng Publishing Group Co.
World J Gastroenterol. Nov 7, 2007; 13(41): 5521-5524
Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5521
Table 1 Diagnostic criteria for NF2[22]
Definite NF2
1Bilateral vestibular schwannomas or
2Family history of NF2 (first-degree family relative) plus
a Unilateral vestibular schwannoma at age < 30 yr, or
b Any two of the following: meningioma, glioma, schwannoma or juvenile posterior subcapsular lenticular opacities/juvenile cortical cataract
Presumptive or probable NF2
1Unilateral vestibular schwannoma at age < 30 yr plus at least one of the following: meningioma, glioma, schwannoma or juvenile posterior subcapsular lenticular opacities/juvenile cortical cataract
2Multiple meningiomas (two or more) plus
a Unilateral vestibular schwannoma at age < 30 yr, or
b One of the following: glioma, schwannoma or juvenile posterior subcapsular lenticular opacities/juvenile cortical cataract