Nervous and mental diseases . prognathism is found among criuiiuals, in microcephali, and in cases of hemi- and paraplegia spastica infantilis. Skulls known as crania progensea have considemble pathological significance. In these, lower teeth project beyond the upper, and the inferior maxillary 45 706 MENTAL DISEASES. angle is obtuse, due, probably, to aplasia of the upper or hyperplasiaof the lower maxilla. The demonstration of the empirical greatest height is often quitevaluable as an index of degenerative and neuropathic types. Thefollowing are some general points which should be considered
Nervous and mental diseases . prognathism is found among criuiiuals, in microcephali, and in cases of hemi- and paraplegia spastica infantilis. Skulls known as crania progensea have considemble pathological significance. In these, lower teeth project beyond the upper, and the inferior maxillary 45 706 MENTAL DISEASES. angle is obtuse, due, probably, to aplasia of the upper or hyperplasiaof the lower maxilla. The demonstration of the empirical greatest height is often quitevaluable as an index of degenerative and neuropathic types. Thefollowing are some general points which should be considered in theexamination of these cases : A skull below the normal type in volume belongs to an abnormalindividual. Undertypical measurements of the head should always lead us toentertain the suspicion of defective cerebration. Abnormal smallness of any part of the skull permits the conclusionthat the part of the brain in its neighborhood is imperfectly developed. Excessive development of the head has a double signification. It is. .I .I .
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Keywords: ., bookcentury1900, booksubjectmentalillness, booksubjectnervoussys
