Abbreviations

ADC

apparent diffusion coefficient

CHO, Cho

choline

CNS

central nervous system

CR, Cr

creatine

CSF

cerebrospinal fluid

CT

computed tomography

DNA

deoxyribonucleic acid

FLASH

fast low angle shot sequence

FSE

fast spin echo pulse sequence

FSNF

familial spinal neurofibromatosis

Gd-DTPA

gadolinium dimeglumine-triamine-penta-acetic acid

H

Hounsfield unit

I

iodine

IR

inversion recovery pulse sequence

LOH

loss of heterozygosity

MPNST

malignant peripheral nerve sheath tumour

MR

magnetic resonance

MRI

magnetic resonance imaging

MRS

magnetic resonance spectroscopy

NA, NAA

N-acetyl aspartate

NF (1-2)

neurofibromatosis (types 1-2)

NIH

National Institute of Health

OG

optic glioma

PEG

pneumoencephalography

PET

positron emission tomography

PG

pontine glioma

RAS

oncogene

SE

spin echo pulse sequence

STIR

short-T1 inversion recovery pulse sequence

T

Tesla (unit of magnetic induction)

T1

longitudinal relaxation time

T2

transversal relaxation time

TE

time to echo

TR

time of repetition

TSE

turbo spin echo pulse sequence

VEP

visual evoked potential