acute trichomoniasis in trichomoniasis in columba liviadomestica pigeon canker. introduction ......
TRANSCRIPT
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N.PREMALATHA, A.SHANMUGA SUNDARAM,
MANIMARAN.K AND D.THYAGARAJAN,
VETERINARY UNIVERSITY TRAINING AND RESEARCH
CENTRE, MELMARUVATHUR,
DIRECTORATE OF EXTENSION EDUCATION, TANUVASDIRECTORATE OF EXTENSION EDUCATION, TANUVASDIRECTORATE OF EXTENSION EDUCATION, TANUVASDIRECTORATE OF EXTENSION EDUCATION, TANUVAS, , , , TAMILNADUTAMILNADUTAMILNADUTAMILNADU ---- INDIAINDIAINDIAINDIA
ACUTE TRICHOMONIASIS IN Columba livia domestica
PIGEON CANKER
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INTRODUCTION
Pigeon keeping is art and science of breeding domestic pigeon the most intelligent bird on planet and people have practiced dating back to 3000BC in almost every part of the world for Food, Aesthetic satisfaction and Entertainment .
Pigeon fanciers hobbily rear pigeons for:
Flying / sporting / racing A Belgian racing pigeon called Bolt has been sold to a Chinese
businessman for a world record price of 310,000 euros(£260,000: $400,000)
Fancy / shows
Utility (commercial) – Rapid growth and high fecundity
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Scientific classification
Kingdom : Animalia
Phylum : Chordata
Class : Aves
Order : Columbiformes
Family : Columbidae
Genus : Columba
Species : C. livia
Subspecies : C. l. domestica
Trinomial Name : Columba livia domestica
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OBJECTIVES
� A pigeon owner M.Gnanasundaram, Villarayanallur village, Kancheepuram District with flock strength of 150 birds reared in cages reported 17 % mortality of 45 days old squabs within a week period.
� Hence farm visit was made and disease investigation was carried out in that pigeon farm
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Materials and Methods
� Physical exam
� Collection of Scrap
from oral lesion
� Post mortem
� Culture and isolation
� ABST
� Histopathology
� Virus isolation
� Microscopic exam
� Water test
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Physical examination
Unable to close their
mouth because of
lesions in the oral
cavityLesions:
yellow raised areas like
yellow buttons mostly
distributed in Throat,
Mouth & Beak
commisures.
Difficulty in swallowing
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Physical examination
Lesions located in
sinuses of tissues
around Eyes
The birds had
inflammation of
palbebrae and
watery eyes
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00014.mts
00014.mts
00014.mts
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Physical examination
Birds
unwillin
g to fly
Off-feed
and wait
loss
Diarrhe
a
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Clinical Signs
� Squabs exhibited
torticolis of neck
� Labored breathing
� Greenish white
diarrhea
� Deprived of feeding
with pigeon crop milk
� off-feed and weight
loss
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POST MORTEM OF Birds
Lung congestion predominant
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Materials collected
lesion scrap and smear
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Materials collected
Tracheal swab
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Materials collected during PM
SPECIMEN CUL
� Heart, lung, liver, trachea and intestine in 50% GS , NS and 10% formalin were collected
� Sent to the laboratory for
� culture and isolation,
� microscopic examination,
� ABST and
� histopathology
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Water sample
TWAD KIT Sample tested
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Results - Microscopic
examination
Trichomonads Species
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Results –
Tracheal swab culture
� Gram Negative
� Rods, single cell
� Non-acid fast
� Greenish soluble
pigment, TSA
Pesudomonas Species
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Results – virus isolation
No HA
virus
could be
detected
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Results - ABST
Sensitive for
Enrofloxacin
Gentamicin
Amoxicillin
Norfloxacin
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Results – Histopathology
of lung
Multifocal severe
granulomatous
pneumonia
with fungal
hyhae
Branching, septate hyphae are close-packed here and radiating outward in this aspergilloma.
Branching, septate hyphae are close- packed
here and radiating outward in this aspergillom
Aspergillus sp.
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Results – Water testing
PortableContent Sample Permissible limit
Appearance colorless colorless
Odour None None
Turbidity No None
pH 7.5 6.5 – 9.2
Alkality 250 mg/L 600 mg/L
Hardness 240 mg/L 600 mg/l
Chloride 200 mg/L 1000 mg/L
Fluoride 1 mg/L 1.5 mg/L
Iron 0.3 mg/L 0.3 mg/L
Ammonia 0.5 mg/L 0.5 mg/L
Nitrate 0.5 mg/L 45 mg/L
Residual
Chloride
3 0.2 mg/L
TDS 828 mg/L 2000 mg/L
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Conclusion
� Clinical signs
� Gross lesions
� Cultural examination
� Microscopic examination
� Histopathology
Branching, septate hyphae are close-packed here and radiating outward in this aspergilloma.
Acute Trichomoniasis concurrent with Aspergillus sp.
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Treatment
� Antibiotic one course for 5 days
� 10 % Enrofloxacinoral solution - PO
� Metrinadazole@60mg/Kg Body weight - PO
� Ketoconazole tab @30mg/Kg body weight - PO
Branching, septate hyphae are close-packed here and radiating outward in this aspergilloma.
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Control Measures suggested
� Isolation of affected birds
� Disinfection of the farm and
cage premises
� Elimination of stagnant water
sources
� Depopulation of birds at regular
intervals
Branching, septate hyphae are close-packed here and radiating outward in this aspergilloma.
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2nd Indo-Global Summit
and Expo on Veterinary
Conference