288 DISEASES OF THE BRAIN. 



quence and importance of miliary aneurism, believes that they 

 originate in a sclerosis of the tunica intima, like that which attacks 

 the larger vessels. 



Apoplexies which arise during scurvy, morbus maculosus, and 

 malignant infectious disorders, appear to depend upon a morbid 

 tenderness of the vascular walls caused by fatty degeneration. 



