Describe these findings, and explaine their significants; epicanthal fold; pseudostrabismus; ophthalmia neonatorum; Brushfield spots.

-epicanthic fold: skin across the inner corner of the eye (canthus).
-pseudostrabismus: the appearance of strabismus because of epicanthic fold but is normal for a young child.
-Ophthalmia neonatorum, conjunctivitis of the newborn: purulent discharge caused by a chemical irritant or a bacterial or viral agent from the birth canal.
-brushfield spots: white specks around the edge of the iris.

Are you asking about a street map usage  if so here is your answer  a street map for a very limited area could simply be a bit map or a .jpg image.  but a more general map would probably store the streets as vectors.  but you shouldn't assume that there is one way to do it