Show CA CAUSE I 1 TSE OF F ELUSIONS DELUSION LP new disease mixes sounds colors odors anil and tastes physicians now recognize condition which probably accounts for hat hallucinations luci nations of insane it Is called now new york physicians now recognize it a condition which probably accounts for the hallucinations and delu of tho the insane it Is called syn esthella est ast hesla and those afflicted with it are arc known as it Is that peculiar condition in which sounds create the idea of colors and vice versa or in wh which ich colors tastes sounds and odors odora are confused cont used Synes theata la Is not a matter of much practical importance says american medicine but it so Is highly interesting to say tho the least it la Is that curious phenomenon of the tha overflow of sensations so that air waves for instance give a n sensation at 0 color ns as well as aa sound bound it seems that through some borno defect of 0 development tho the cortical centers of the brain are not insulated from each other completely so 30 that a stimulus received from tho the retina day bay Is not confined to the visual centers but affects adjoining ganglia the tha commonest form Is 13 colored hearing and most moat of the cases of at synes thesta investigated up to a a few years ago were wera of this type no two were alike that la Is tho the same sound would cause different colors or shadings in the different cases a locomotive tive walue would bo be yellow to ono one or white to another und and to on moreover in some cases only it flaw few sounds ara colored such as the tones it a plino plano from black in the bass to white walls in the upper keais with a spec 4 i between in other cao every sound found has haa a light fou added to it it then there are C cases in which color or give sound sensations blaring colors being loud literally na as well we 11 as aa figuratively and of course there hero must be ag infinite variety or mixtures of the other sensations the most distressing cases are those in which there la Is no actual confusion of sensations so that odors and tastes and sounds are not differentiated no doubt these abnormalities are at the basis of many delusions and hallucinations of the insane the nervous instability sic sacs S is the practical side a 0 this sub eject act without an exception the cases present evidences indicating considerable nervous involvement PA it the may ot of abnormal development sonae some it if not most of them thein are eiguy higl ly intelligent Intel lf though incapable 0 of that hard bard work necessary for success and all are very sensitive to Irritation a tho the average man ignores perhaps Per hapa the condition Is far from common than we imagine and it would be well to keep it in mind in the treatment of neurasthenics we might find that they are great from jarring sensations not in the way usually thought of but in these overflows overflow to other centers A normal woman may bo be made actually tit III by garish colors or coarsely arranged basic end and we all know the bad effects ot of certain gastesi and colors ciers c how much more suffering these must be in III sy w where h er e the arrita irritant n t affects more than ono one center of course the cases are so BO few in number that the general practitioner rarely it if ever sew sees viem them but he Is liable to have milder borderland types in watch it a attle to aesthetics may mat make nl at the difference between blet wn success and jiler a I 1 in n treatment |