URINOUS ECZEMA. 



687 



of the extremities, from the surface of which a fluid having 

 a foetid and urinary smell constantly exuded ; the skin 

 became excoriated, particularly at the flexures of the joints, 

 upon the inner surface of the thighs, and between the fore- 

 arms and chest ; an eruption then appeared on the whole 

 surface of the body, including head and tail, from which 

 issued a fluid which concreted into thick squamae or crusts. 



Fig. 121.— KinNET. Cortical part. ( x 350.) 

 a. Malpighian body. 



6. Transverse section of secreting tubules with altered epithelium, 

 c. Connective tissue slightly increased ; rich in cell elements. 



These adhered to the hair, and were almost irremoveable with 

 comb or brush, — in fact they could scarcely be removed even 

 by washing with alkaline fluids. No amount of grooming 

 could keep the animal clean, for as soon as one set of crusts 

 were removed others rapidly formed ; the whole surface of the 

 skin became slightly swollen, and tender to the touch. There 

 was a disinclination to movement, and when the animal was 



