AILMENTS AFFECTING AIR-PASSAGES 65 



a source of infection to human beings, especially 

 children : hence the advisability of early destruction. 

 The absorbent glands are early implicated in tuber- 

 culosis, and this is the reason why the glands along 

 the intestines are often affected. The lungs may 

 be the seat of the disease, much depending upon 

 the paths of infection. 



The leading symptom is a gradual wasting away. 

 It is not economical to attempt treatment 



Diphtheria. 



Some veterinarians, also members of the medical 

 profession, have referred to diphtheria in the cat, 

 which has also been blamed as a source of infection 

 to human beings. The writer is not aware of the 

 accuracy of such diagnosis, and its appearance in 

 this animal is doubtful, though not disputed. 



