92 



POULTRY DISEASES AND TH-EIR TREATMENT. 



"Many poultry keepers assert that roupy birds show fever; 

 and it is certain that the head is often very hot, but the body 

 "temperature is normal, or only very slightly higher than normal." 



"Special Symptoms of Roup. By the term roup we generally 

 imderstand a more or less putrid discharge from the nostrils, 

 which lasts for weeks or even months. The disease often fol- 

 lows a common cold, to which fowls, especially young fowls and 

 those of the more delicate breeds, are much predisposed." 



"In the first stages of roup, the birds often cough or sneeze, 

 .and the breathing is noisy, caused by the partial closing of 

 'the air passages, which become blocked with the discharge from 

 the nostrils. V/hen the air passages are entirely closed by the 

 discharged products, the fowl has to open its beak in order to 

 breathe." 



"Sometimes a 3^ellowish cheese-like mass forms in the nos- 

 trils, growing quickly and pressing the upper walls of the nose 

 -Upwards ; and if this mass is removed, an uneven bleeding sur- 

 face is left, which forms a new cheesy mass in from 24 to 48 

 liours." 



Fig. 16. Showing swelling of head in severe 

 roup. (From Harrison and Streit). 



"Whilst many roupy birds show only the above mentioned 

 symptoms, others become more seriously diseased. The face 

 :of roupy birds is very often swollen, especially between the 



