Origin of The Normal-appearing Tissues
The cause why the normal appearing areas appear in the brain is unknown. Historically, several theories about how this happens has been presented.
Read more about this topic: Pathophysiology Of Multiple Sclerosis
Famous quotes containing the words origin of and/or origin:
“Someone had literally run to earth
In an old cellar hole in a byroad
The origin of all the family there.
Thence they were sprung, so numerous a tribe
That now not all the houses left in town
Made shift to shelter them without the help
Of here and there a tent in grove and orchard.”
—Robert Frost (1874–1963)
“All good poetry is the spontaneous overflow of powerful feelings: it takes its origin from emotion recollected in tranquillity.”
—William Wordsworth (1770–1850)