I owl Typhoid and Fowl Cholera 
57 
dition noted was enlargement, though in six instances the organ was mottled 
One instance showed a sub-sized spleen. The enlargement of the spleen is due 
to engorgement with blood. The relative weight of the spleen in typhoid 
to body weight is shown in Table VII, and in comparison to the weight of 
e oigan in a normal bird of the same weight in Figure 23. The frequency 
in TabllTl. SanSUinaria tr ° m the SDleen of diseased birds is shown 
. Tlle kidneys presented abnormal gross appearance in 85 out 
of 129 birds posted, or in 66 per cent of the total. The abnormalities most 
frequently noted would indicate congestion and cloudy swelling, although in 
some instances the kidneys were streaked and spotted. The enlargement and 
congestion of the kidneys is due to increased blood in the organ. Relative 
TaldeVIT kldneyS m . typhoid to the body weight of the bird is shown in 
Table VII, and in comparison to the weight of the organ in a normal bird of 
le same weight in Figure 24. The frequency in which E. Sanguinaria was 
recovered from the kidneys in diseased birds is noted in Tabte VI 
Lungs. The condition of the lungs in birds dying from avian typhoid 
varied probably due to the severity of the attack of the disease. Twenty of 
54 birds posted, or 37 per cent of the total, showed a serous condition of the 
Jj?“f • - j. he W ®‘^ ht ° £ the lun S s ’ and body weight of the dead bird is shown in 
Table VII, and the frequency of recovery of E. Sanguinaria from the lungs of 
birds dying Irom avian typhoid is shown in Table VI. 
