Although this term may sometimes be used in medicine to explain to a family that the synostosis at the time, is not and may not cause any neurological concern, the term cosmetic means just that. At this time it is “cosmetic in nature” try not to get bogged down by the use of this term.
A procedure is cosmetic when intended to change a physical appearance that would be considered within normal human anatomic variation. Cosmetic services are often described as those that are primarily intended to preserve or improve appearance.