Myelinated optic disc
 

There are white patches with feathery edges. The lesion follows the direction of the nerve fiber layers. In MRCOphth, this may not be the only sign. Look for another pathology unrelated to this condition.

Questions:

1. How does myelination of the visual pathway begin?

Answer
It begins in the lateral geniculate body and proceeds along the optic tracts, chiasma nd nerves. The myelination usually
halts at the lamina cribosa at birth.

2. Can the myelination change in a life time?

Answer
The myelination may decrease or even disappear if the patient develops optic atrophy or demyelination such as multiple sclerosis.

Return to the main page