الفهرس | Only 14 pages are availabe for public view |
Abstract The importance of the early diagnosis of bovine tuberculosis is due to that it is widely spread in the world. It is considered highly zoonotic diseases between man and animal, due to the highly economic losses in the world. In addition to the highly spreading of this diseases in the developing country. Therefore this study concerned with the following items :- 1- inspect three thousands cattle with different ages from 7 Governorates of Egypt (Qualubia – Sharkia – Ghrbia – Giza – Behara – Sohag – Ismailia ) were tested by using tuberculin skin test ( SIDT ) and the results of positive (137) out of 3000 tested animals with (4.6%) . 2- The positive reactors were slaughtered in the abattoir of these different governorates and the PM examination for these animals, revealed VL in 94 animals with 68.61% and the reminder had NVL with 43 animals 31.39%. After application of post mortem finding it was cleared that there was Tuberculous like lesions in (pulmonary system, digestive system, mixed systems, generalized) and then finding were recorded in the results the results were 41 (29.9%), 19(13.9%), 20 (15%) and 14 (10.2.9 %) respectively. 3- These results were compared with the age of animals. In age of less than 2 years, the pulmonary, digestive, mixed and generalized VL were 1 (33.3%), 0 (0%), 1 (33.3%) and zero (0%) respectively out of 3. In 2-4 years, the pulmonary, digestive, mixed and generalized VL were eight (42.1%), six 6 Summary __________________________________________________________________________ ________________________________________________________________________________ 132 (31.6%), three (15.8%) and one (5.26%) respectively out of (19). In 4-5 years, the pulmonary, digestive, mixed and generalized VLwere 22 (50%), 7 (15.9%), 10 (22.7%) and 5 (11.4%) respectively out of 44. In age of more than 5 years, the pulmonary, digestive, mixed and generalized VL were 10 (34.5%), 6 (20.7%), six (20.7%) and eight (27.6%) respectively. |