Differences between Newcastle disease and influenza
- Categories: Animal pathological analysis
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- Time of issue:2022-03-30
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(Summary description) Newcastle disease is mainly manifested by coughing, nose flinging, difficulty in breathing in some cases, acid fluid flow from the mouth, neurological symptoms, and loose yellow-white-green stools;
Differences between Newcastle disease and influenza
(Summary description) Newcastle disease is mainly manifested by coughing, nose flinging, difficulty in breathing in some cases, acid fluid flow from the mouth, neurological symptoms, and loose yellow-white-green stools;
- Categories: Animal pathological analysis
- Author:
- Origin:
- Time of issue:2022-03-30
- Views: 0
1. Clinical symptoms:
The main manifestations of Newcastle disease are coughing, nose flinging, difficulty in breathing in some cases, acid fluid flowing out of the mouth, and neurological symptoms, such as yellow, white and green loose stools;
Influenza is mainly manifested by coughing, snoring, and swollen head and face. The feces are mainly yellow-green and orange.
2. Necropsy symptoms:
1. Upper respiratory tract:
Atypical Newcastle disease is mainly manifested in the laryngeal cartilage with needle-like bleeding points, the tracheal ring is congested, and the bleeding is not serious;
Influenza is mainly characterized by severe bleeding throughout the trachea and mucus.
2. glandular stomach:
Newcastle disease is mainly manifested in glandular gastric papillary bleeding;
Influenza is mainly manifested in glandular bleeding with purulent secretions, and gizzards also have strip bleeding;
Of course, influenza can also sometimes cause bleeding from the glandular nipple, which requires a comprehensive judgment.
3. Duodenal lymph:
Newcastle disease can cause swelling of the duodenal lymphatic follicles with one or more bleeding spots. In severe cases, ulcer foci may form;
Influenza can also cause swelling of duodenal lymphoid follicles, but there is no bleeding point, and the main manifestation is diffuse bleeding throughout the duodenum;
4. Yolk pedicle lymph:
Newcastle disease is mainly manifested in the oval swelling of the lymph under the yolk pedicle, and bleeding, severe ulcers can form, emerald green stools in the small intestine, and sometimes numbness and intestinal breakage;
Influenza does not show lesions in the yolk pedicle lymph nodes, and the main manifestation is diffuse bleeding throughout the small intestine.
5. Ileal lymph:
Newcastle disease can cause swelling of ileal lymphoid follicles;
Influenza can also cause swelling of ileal lymphoid follicles, which is not used as a basis for differentiation.
6. Cecal tonsils:
In Newcastle disease, swelling and hemorrhage of the cecal tonsils will definitely occur, and sometimes there will be hemorrhagic spots the size of millet grains;
Influenza can also cause swollen and bleeding cecal tonsils.
7. rectum:
Influenza and Newcastle disease can both cause rectal bleeding, and no distinction is made here.
8. Leg muscles and chest muscles:
Newcastle disease generally does not cause bleeding in the leg muscles and chest muscles;
Influenza can cause bleeding in the muscles of the legs and chest, as well as pinpoint-like bleeding spots in the fat of the legs and belly.
9. kidney:
Newcastle disease generally does not cause kidney disease;
Influenza can cause kidney enlargement.
10. Thymus:
Newcastle disease can generally cause bleeding spots in the upper 4 pairs of thymus;
Influenza can generally cause the next three pairs of bleeding spots.
three. Mixed feeling:
Newcastle disease is generally easy to spread, slow breathing, bursa, coccidiosis;
Influenza is generally easy to get mixed feelings. And in severe cases, there will be symptoms of "three inflammations", and there is a special stench, and laying hens can cause peritonitis. Note the distinction.
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