Radiological findings. Magnetic resonance imaging (MRI) shows a lesion in the globus
pallidus, slightly hyperintense on T1w (Figure 1a, right,) associated with a hypointense small …

BACKGROUND AND PURPOSE: Despite the benign histology of optic pathway glioma
(OPG)(low-grade astrocytoma), its biological behavior is unpredictable, and it is unclear …

A 12 year old female patient presented with diminution of vision from childhood and more so
since 1 week following fever, chills and vomiting. The patient was uncooperative for visual …

Hidefumi Amisaki, MD, Atsushi Kambe, MD, PhD, Uno Tetsuji, MD, Makoto Sakamoto, MD,
PhD, Atsushi Yamasaki, MD, PhD, Masamichi Kurosaki, MD, PhD ηigh-grade optic gliomas …

Objective: Optic nerve glioma is a common finding in patients with neurofibromatosis type 1
(NF-1). Although dural ectasia of the optic nerve is encountered rarely, it has to be …

A 13-month-old boy presented with delay in attainment of milestones. On examination, he
had café au lait spots and central hypotonia. MRI brain with contrast revealed bilateral bulky …

Discussion In 1987 the Consensus Development Conference at the National Institutes of
Health (NIH) on Neurofibromatosis established the diagnostic criteria for NF1. Even though …

Purpose: To present echographic picture of orbital part of low-grade pilocytic astrocytoma
involving optic nerve and/or chiasm and optic tract (optic pathway glioma or visual pathway …

A patient with neurofibromatosis type 1 and the rare finding of concomitant meningioma and
optic pathway glioma within the same optic nerve is presented. A 4-year-old boy was …

Optic nerve gliomas manifest either as a solitary form or a component of von
Recklinghausen's neurofibromatosis. The reported incidence of coexistence with …