common cattle diseases
TRANSCRIPT
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Common diseases of cattle - in pathology view (in India)
Dr.Pavulraj. SM.V.Sc., Scholar(NRCE)Division of Pathology
Indian Veterinary Research Institute, Izatnagar, Bareilly,
U.P., India
1Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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List of common diseasesBacterial diseases• Tuberculosis• Paratuberculosis• Brucellosis • Hemorrhagic septicemia• Joint ill/ naval ill/ omphalitisViral diseases• Foot and mouth diseases• Infectious bovine rhino tracheitis• RinderpestHaemoprotozoan disease• Theileriosis Parasitic disease• Fascioliasis
2Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Tuberculosis
• Chronic bacterial disease of animal • Caused by Mycobacterium tuberculosis,
M.bovis• Characterized by presence of tubercle nodules
in lungs, spleen, lymphnodes
3Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Granuloma in the lungs
4Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Consolidation of lung
5Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Tuberculous granuloma in the mediastinal lymph node
6Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Nodules of tubercle present in lung containing cheesy mass
7Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Granulomatous lesion in LN, liver, intestine
8Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Spleen- Caseous nodules on the surface
9Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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TB- Nodules on the diaphragm, liver and spleen
10Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Tubercle in pleura, masentry, peritoneum – pearl’s disease
11Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Uterus -Endometrium contains numerous raised tubercles
12Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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TB- Mastitis and granuloma in the bone marrow
13Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Differential diagnosis
• Lung abscesses • Pleurisy and pericarditis - traumatic reticulitis • Contagious bovine pleuro pneumonia
14Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Paratuberculosis
• A chronic bacterial disease of bovine, ovine and caprine
• Caused by Mycobacterium avium sub sp. paratuberculosis
• Characterized by dehydration, emaciation, chronic diarrrhoea and thickening of intestine - corrugations
15Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Emaciation and cachexia
16Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Mesenteric lymph nodes enlarged
17Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Thickened, edematous ileum and distended lymphatics on the serosal surface
18Dr.Pavulraj.S, (copy right protected) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Thickening of intestine wall
19Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Presence of corrugations
20Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Corrugations can’t be removed even after stretching of intestine wall – look like brain
21Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Differential diagnosis
• Parasitism• Malnutrition
22Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Brucellosis
• It is a infectious bacterial disease of animals• Characterized by abortion in late gestation and
formation of granulomatous lesions in genital organs, joints, fetal liver and indurations of mammary glands
• Caused by Brucella abortus in cattle
23Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Necrosis of cotyledons
yellowish granular necrotic areas in cotyledons and chorion is opaque and thickened with a leathery consistency. Called leathery placenta.
Edematous placenta
24Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Edema of fetus, serosanguinous fluid in body cavities
25Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Pneumonia and necrotic foci in liver of fetus
26Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Enlarged scrotum in males
27Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Orchitis
28Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Hygroma
29Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Differential diagnosis
• IBR• Vibriosis• Leptospirosis• Trichomoniasis• Nutritional and physiological causes
30Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Hemorrhagic septicemia
• Highly contagious bacterial disease of bovine• Characterized by edematous swelling in neck
region, pneumonia and wide spread of hemorrhage in visceral organs
• Caused by Pasteurella multocida
31Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Edema of neck and brisket region
32Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Subcutaneous edema
33Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Serosanguinous fluid in peritoneal, pleural and pericardial cavity
Serosanguinous fluid in pericardial cavity
34Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Epicardial hemorrhages
35Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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HS- Petechial on the Heart and Lung
36Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Pneumonia
37Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Lungs – congested and consolidated – marbling
- Fibrinous bronchopneumonia38Dr.Pavulraj.S, (original author) M.V.Sc.,
Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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HS- Hemorrhage on the serosal surface
39Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Hemorrhagic gastro-enteritis
40Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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HS- Chronic cases- Necrotic patch on the liver
41Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Hemorrhage - Brain
42Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Differential diagnosis
• Anthrax • Blackleg • Acute leptospirosis• Rinderpest
43Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Foot and mouth
• It is a contagious viral disease of cloven footed animals
• Caused by Picorna virus• Characterized by presence of vesicles in oral
mucosa and foot
44Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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FMD: Mouth lesions
45Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Ruptured vesicle in gum
46Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Vesicles causing extensive erosion in mouth
47Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Infected FMD lesion - tongue
48Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Ulceration of tongue
49Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Rupture of vesicle leading to necrotic area in feet
50Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Vesicle on teat
51Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Ruptured vesicle in the teat
52Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Erosions on the ruminal mucosa
53Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Tigroid appearance - Degeneration and necrosis in myocardium
54Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Differential diagnosis
• Vesicular stomatitis• Infectious bovine rhinotracheitis• Malignant catarrhal fever• Bovine viral diarrhea• Rinderpest
55Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Infectious bovine rhino tracheitis
• Infectious viral disease of cattle• Caused by Herpes virus• Characterized by conjunctivitis, hemorrhagic
tracheitis, encephalitis in calves and abortion and mastitis in cows
56Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Congested mucus membrane
57Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Purulent oculo-nasal discharge
58Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Necrotic white plaques in nasal mucosaNecrotic plaques on the mucosa and
mucocutaneous junction
59Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Multifocal white plaques - palpebral conjunctiva
60Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Hemorrhagic laryngotracheitis
61Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Rhinotracheitis, mucopurulent exudate in trachea
Nasal septum necrosis
62Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Pustules in vulva/vagina, glans penis and prepuce
63Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Necrotic lesion in liver of aborted fetus
64Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Differential diagnosis
• Shipping Fever • Malignant Catarrhal Fever • Pinkeye • Mucosal Disease
65Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Rinderpest
• Is a acute contagious viral disease caused by Morbilli virus
• Characterized by erosive mouth lesions and hemorrhagic enteritis
• Has been eradicated from India (25 -06-2006)
66Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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• Salivation: excessive & frothy
• Serous oculonasal discharge
67Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Conjunctivitis
68Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Necrosis and erosion of the gum above the dental pad and inside the upper lip
69Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Erosions in the inside of the upper lip
70Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Ulcer on lower lip
71Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Necrotic Peyer's patches
72Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Rectum - Hyperemia of the longitudinal folds (zebra striping)
73Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Zebra marking in large intestine
Some time petechial hemorrhage in bladder, vagina and other mucous membrane 74Dr.Pavulraj.S, (original author) M.V.Sc.,
Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Differential diagnosis
• Mucosal disease• Malignant catarrhal fever• Foot and mouth disease
75Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Theileriosis
• Infectious disease of animal caused by haemoprotozoan parasite
• Characterized by enlargement of lymph nodes, pulmonary edema, hemorrhage in kidneys and liver, ulcers in abomasum and catarrhal enteritis
• Etiology – Theileria annulata
76Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Lymph node enlargement
77Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Enlarged and hemorrhagic lymph nodes
78Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Abomasal ulcers
79Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Swollen edematous lungs & interstitial pneumonia
80Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Other lesions
• Enlarged and mottled liver • Infarcts, thrombosis and lymphoid
hypertrophy in spleen • Hemorrhagic and ulcerative enteritis
81Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Differential diagnosis
• Hemorrhagic septicemia• Babesiosis • Malignant catarrhal fever
82Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Fascioliasis
• Fascioliasis is caused by different liver flukes(Trematode)
• Etiology – Fasciola gigantica – Fasciola hepatica – Fasciola magna - one of the largest of flukes
83Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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• Emaciated, anemic or edematous carcass in severe chronic infestations
• Presence of flukes in enlarged and thickened bile ducts and in the liver parenchyma
• Hepatic abscesses and secondary bacterial infection
• Calcification of bile ducts • Hemorrhagic tracts of migratory immature flukes
in the liver and some time lungs in an acute infestation
• Icterus due to liver damage
84Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Submandibular edema
85Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Flukes in bile ducts and liver parenchyma
86Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Thickening of bile duct
87Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Young fluke of Fasciola magna
88Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Joint ill/ naval ill/ omphalitis
• Infectious disease of newborn animal• Infection start at umbilicus and spread to joints• Characterized by swelling of umblilicus & joints
and drainage of pus• Caused by– E.coli– Staphylococcus sp.,– Actinomyces pyogenes
89Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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• Seen in colostrum denied young calves• Infection of umbilicus lead to omphalitis &
cystitis• Bacterial infection produce bacteremia and
infect joints leading to arthritis• Abscess formation and congestion of visceral
organs
90Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Swelling of umbilicus
91Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Swelling of the joints
Septic arthritis involving the distal limb, fetlocks and pastern joints in all limbs
92Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Discharge of pus from the joints
Large fibrin clots in the carpal joint Edematous, hyperemicsynovial membrane
93Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Liver abscess
94Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Grey foci in renal cortex and hemorrhage in medulla
95Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Differential diagnosis
• Hematoma – contain blood• Umbilical hernia – hernial ring, sac, contents• Patent urachus – retention of urine
96Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023
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Wednesday, May 3, 2023 Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), India 97
Thank youFor your kind attention and
reading. Be the best and proud to be a ‘Great
Veterinarian’
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References
• Color atlas of diseases and disorders of cattle -Roger W.Blowey• Rebhun’s Disease of dairy cattle -Thomas J.Divers • Veterinary pathology -RS Chauhan• http://compepid.tuskegee.edu• http://www.fao.org
98Dr.Pavulraj.S, (original author) M.V.Sc., Pathology scholar, IVRI(NRCE), IndiaWednesday, May 3, 2023