A treatise on mental diseases

Front matter

Open Knowledge Commons and Yale University, Cushing/Whitney Medical Library

MlCROPMOTOGBAPH OF A PYRAMIDAL NERVE CELL, X 550, REDUCED.

BASED UPON THE LECTURE COURSE AT THE

Section 1. The boundary lines between degenerative and non-degenera

tive types of insanity 51

Instability of nerve tissue in the insane. Heredity and degeneracy. Lesions of the blood-vessel sheaths as a predisposing factor in insanity of organic-degenerative type. Disturbances of the return lymph-flow. Influence of infections and auto-intoxications in the evolution of insanity.

viii A TREATISE ON MENTAL DISEASES

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Section II. Gross pathology 57

The cranial bones. The dura mater. The pia mater. The brain substance.

.Section- III. Special pathology G2

Pathology of the neurone. The protoplasm. The nucleus. The axone. Alterations of the neuroglia .structures. Cell degenerations as seen with ordinary stains. Fatty pigmentary degeneration. Simple atrophy. Granular degeneration. Vacuole formation. Colloid degeneration. Depigmentation. Granular disintegration. Calcareous degeneration. Alterations of the medullated fibres. Lesions of the neuroglia.

Section IV. PATHOLOGY of THE CEREBRAL VESSELS 78

Arteriosclerosis: a. Senile form. b. Nodular form. c. Diffuse form. Pathological dilatation. Fatty degeneration. Lesions of the endothelial structures. Lesions of the muscular structures. Lesions of the adventitial structures. Lesions of the capillaries. Lesions of the veins. Pathological contents of the lymph spaces. Pathological contents of the vessels.

m.i iion V. Syphilitic vasculah lesions 87

Addendum. Arterial anomalies in the insane 95