304 Diseases of the Genital Organs 



his findings by the symptoms and course of the experi- 

 mental disease which he records, since they are not the 

 symptoms seen in the first stages of the disease as I have 

 seen it in hundreds of heifer calves from two to six months 

 old, as well as in a number of experimental calves. Oster- 

 tag says : "The first symptoms of infectious vaginal ca- 

 tarrh are swelling of the vulva, redness, swelling and sensi- 



Fig. 91 — A section from roof of the Vagina showing marked nodule- 

 formation without macroscopically visible elevation 

 of the mucosa. (Thorns.) 



tiveness of the vaginal mucosa with a muco-purulent de- 

 posit." In the earlier stages of the malady, as I have ob- 

 served it, there are present none of the symptoms empha- 

 sized by Ostertag. On the contrary, the disease comes on 

 insidiously. The first sign is the appearance of a few nod- 

 ules in the vulvar mucosa, sharply defined above the sur- 

 rouding epithelium, as pale yellow or colorless transparent 

 elevations having a vascular girdle about their bases. Some 



