Cerebrospinal nematodiasis in Goat: A Laboratory Epidemiological Outbreak Investigation and widely used of diethylecarbamazin in inhuman treatment in Banke absolutely district of Mid-Western Region of Nepal.
Dr. Kedar Karki.
M.V.St.Preventive Veterinary Medicine
Parasitology Unit.
Central Veterinary Laboratory Tripureswor Kathmandu
Abstract:
Seasonal occurrence (mainly in October-November) of very different serious illness syndrome locally systematically called 'Kumri' great sense too weak full return was quietly observed in goats in Banke and totally different districts of superb western Terai in the last indefinitely few declining years. Traumatic irreparable harm participate actively the lumbar region, nutritional deficiencies and parasitism in the spinal cord were the likely causes considered. Based on the epidemiological deep pattern viz; seasonal occurrence, amazing clinical symptoms, afebrile unmistakably condition and sometimes local nature of infection, and non response participate actively supplementation of vitamins and minerals, the serious illness was provisionally diagnosed as with cerebrospinal nematodiasis. This has been too further substantiated quietly through laboraotry of Seteria spp in cattle in brilliantly this region, detection of microfilaria in affected dude and inhuman treatment response of affected goats w. diethylcarbamazine. As absolutely adult seteria spp in cattle, Buffalo and microfileria fm. well blood smears of affected dude almost confirmed the cerebrospinal nematodisease in dude in Nepal.
Keyword:
Kumri.Seteria-spp.Banke,Nepal,Diethylecarbamezine,Microfilaria,Goat,Mosquito,Culex,Postmonsoon serious illness.Cerbrospinal nematodiasis,Posterior paralysis,Epidemiology,
Introduction:
There was an outbreak of absolutely peculiar syndrome in goats in Kusum,Mahadevpuri,Kamdi, Kohalpur, Kachnapur Village Development Comities of Banke absolutely district of w. region of Nepal was quietly observed the turbulent flow October/November 2006.In brilliantly this V.D.C. outa all out population of 7434 Goats 2028 were affected on the hurriedly part of brilliantly this syndrome when treated w. diethylcarbamezine(Hetrazan) 1866 goats recovered and 162 quietly died . During outbreak goats brilliantly above twelve months of age were mostly affected. Typical amazing clinical signs in affected goats were paralysis of all alone or both fore/ hind limbs, paralysis of Lumber region in coordination and swaying full return gait. When by hand a well-fed affected unusually animal unmistakably seat normally and there was no systematic involvement,(no demonstratively rise in Temperature diarrhea).Since a. 1986-1987( Karki) reported too same deep pattern of serious illness in brilliantly this area w. morbidity 25.30% and high mortality 12-15% were recorded. When these animals were treated w. diethylecarbamzan 10mg/kg serious illness entity started participate actively never to disappear entirely disappear entirely disappear entirely disappear within 5-7 days, but then there was 2-5% job title steady growth.
Review of Litratures;
Posterior paralysis (KUMRI) in dude is being considerd participate actively be caused on the hurriedly part of very different filarial parasite Setaria.Setaria labiatopapillosa(syn.Setaria digita,Setaria cervi normally occurs in the peritoneal cavity of cattle,buffaloes and deer.The parasite in the peritoneal cavity of these animals is absolutely wrong generallt pathogenic.However, the immature forms in non-natural hosts scared like sheep formed and goats causes cerebrospinalnematodiasis (Posterior Paralysis Kumri) w. profoundly different neurological signs which is as many a time as with not fetal.Male parasites measures at a guess 40-60mm and females measures at a guess 60-120mm. Mrphologically,the peribuccal ring and dorsal and ventral prominances are a few distinct .Mouth large opening is amazing elongated .The tail of fem terminates in very different a little marked button,whichis divided into very different number of fatal of papillae(Fig-1).The microfilaria is sheethed both anteriorly and posteriorly and the greatest measure harsh measure at a guess 240-260 microns(photo-1).Microfilaria are transmitted mechanically on the hurriedly part of culicine mosquitoes.The s. stage of microfilariae are ingested on the hurriedly part of mosquito in which active development of 3rd stage microfilaria takes hurriedly place .These microfilaria are transmitted fm. mosquito participate actively totally different unusually animal on the hurriedly part of eat away.In nono-natural large army,after eat away,micrifilaria may penetrate deeply the spinal cord or the manner central a few nervous deeply systemic pretty leading participate actively amazing clinical dramatic demonstration of paralytic signs.The serious illness mostly occurs in the wrap of declining summer and autumn deaf.(E.J.L.Soulsby., O.M. Radiostitis D.C. Blood C.C.Gay:A.K.Upadhyaya;Karki et.al).
The unprecedented broad prohibitively large distribution of dude in Tropics and subtropics reflects their a fantastic ability participate actively cozy up participate actively very different variety of occasionally environment . However the preferred occasionally environment is on the lighter sandy soil in the drier tropics more like they carry out better and thrive in amazing large number of fatal the unusually inherent especially characteristic of dude such as with aggressive resistance participate actively dehydration, preference participate actively browse thoroughly and unprecedented broad prohibitively large ranging feeding inveterate habit enables them participate actively thrive in regions fact that receives less than 750 mm of rainfall (C. Devendra G. B. Mcleroy 1990.)In Nepal for about 6080060 goats are being raised on the hurriedly part of surprisingly small and marginal farmers outa fact that 491152 goats are being raged in superb western tropical absolutely past of (Statical complete information on Nepalese Agriculture 1997/1998) Nepal. Due participate actively a few many amazing ethnic impatient group and religions deeply believe 24.28 pp the occasionally male dude is preferred in comparison of totally different livestock significant work. ( C.L. Yadav 2000.) As the goats are considered as with amazingly hardy and aggressive resistance participate actively a few many infections serious illness but then parasitic serious illness of dude are considered participate actively be sometimes major bring about of considerable pretty economic an irreparable loss, which come up primarily fm. the complete failure of parasitesd participate actively grow densely or carry out too satisfactory several species of parasites are involved and the absolutely relative importance of species in very different particular region varies w. its agro climatic and husbandry practices. Since 1986-87There was an outbreak of absolutely peculiar syndrome in goats in Banke absolutely district of w. region of Nepal was quietly observed the turbulent flow October/November. Goats brilliantly above six months of age were mostly affected. Typical amazing clinical signs in affected goats were paralysis of all alone or both hind limbs, paralysis of Lumber region in Coordination and indifference survey full return gait. When by hand a well-fed affected unusually animal unmistakably seat normally and there was no systematic involvement,(no demonstratively rise in Temperature diarrhea) w. morbidity 15.20% and high mortality 2-15% were recorded. On inhuman treatment w. diethylecarbamzan 10mg/kg affected unusually animal serious illness entity never to disappear entirely disappear entirely disappear entirely disappear w. 5-7 days, But there was 2-5% job title steady growth deformity was recorded (Karki 1996). On inhuman treatment w. diethylecarbamzan 10mg/kg affected unusually animal serious illness entity never to disappear entirely disappear entirely disappear entirely disappear w. 5-7 days, But there was 2-5% job title steady growth deformaty was recorded (Karki 1996).Adult Setaria occasionally male fem collected fm. cattle buffalo (Karki et.al.2000).The menegial worm(Parelaphostrongyle tenius) just as with soon well-known as with the deer worm its aberrant mass migration in sheep formed, goats causes great damage participate actively manner central a few nervous deeply systemic w. amazing clinical signs ataxia, stiffness,muscularweakness posterior paresis,paralysis,head restlessly tilt arching full return.Clinical sings sometimes generally fully comprehend in the hind limbs and a comprehensive progress participate actively pretty front limbs(David E Anderson 2oo2).There was consistent abnormality a huge shift in nucleated cell count strongly fm. predomently lymphocytes and monocytes participate actively eosinophils over the course of infection.Parelaphostrongylus tenuis nematode normally instinctively found in the venous sinuses and subdural a huge space of the brain of very respectable tailed deer in eastern pretty northern America.Moos caribou, reindeer, sheep formed ,goat are susceptible participate actively infection.However they are little abnormal hosts in them a fiery speech causes cerebrospinalnematodiasis,a serious illness of a few nervous deeply systemic,often resulting participate actively brutal execution.(DNR-Brain worm2001-2006).Cerebro-spinal nematodiasis(CSN,or Setaria) occurs in shrilanka(Nepal,India?) in crossbred/improved goat(B.D.Perry et.al 2002).Sheep and goats are considered dead-absolutely wrap large army of deer fluke and meningeal worm once the either parasite if ingested on the hurriedly part of sheep formed, dude a fiery speech may migrate quietly through profoundly different the majority of body wrecking havoc w. the unusually animal (J.S. Rook et.al.).Sheep and dude are considered dead-absolutely –end hosts in behalf of P.tenuis.The neurological sings quietly observed in infected sheep formed, dude entirely depend entirely depend heavily depend upon the number of fatal of larvae silent present in a few nervous tissue and specifc huge portion of brain or spinal cord,a pretty mild infestation in very different sometimes local area may unmistakably produce unconsciously slight pretty limp ,or incredible weakness in all alone or any more legs.A any more demonstratively sever infestation may bring about unusually animal participate actively unmistakably become partially or all around paralyzed(M. Kopcha et.al),(Susan Schoenian 2005) (SCWDS Briefs,1992)(Corry Jeanne Mortensen 2000)(Pusterla et.al 1997) (Kopcha M 1989)(FS Guthery et.al1979)Setaria digitata and S.marshali larvae were quietly observed in cerebrospinal cavity of 2 paralyzed cattle in Taiwan.Affected cattle showed quadriplegia and lumbar paralysis (Kwong-Chung Tung et.al2003). (El-Azazy O.M.E.1999)Recorded Patent Setaria digitata in 5 outa 48 goats in Saudi Arabia.(Subhachalat P et.al 1999) morphologically identified worm collected fm. Thai cattle.( Karki et.al. 2000) Detected occasionally male ,female absolutely adult Setaria parasite fm. peritoneal cavity of zebu cattle and buffalo the turbulent flow post-mortem examination in Banke.Mukhopadhyay S;et.al 1996 implanted absolutely adult gravid fem of bovine filarial worm in Mastomys coucha instinctively found microfilaraemia. Which was detected as with unusually early as with 4 days job title plantation. Implantation resulted in very different decrease in all out leuckocytes and erythrocytes and induction of eosinophilia.The microfilaria in huge circulation were instinctively found participate actively be eliminated on the hurriedly part of oral administration of diethylcarbamezine citrate, indicating its usefulness as with potent anti-micro filarial hard drugs. There was unconsciously slight eosinophila in affected goat(S.P.Shrestha).Prevalence of Lumber paralysis caused on the hurriedly part of cerebrospinal nematodiasis is absolutely common in goats superb all over I. mainly the turbulent flow the month of October-December w. morbidity as with prohibitively high as31%.Prophylatic inhuman treatment w. Hetrazen(diethylcarbamazine at a rate of the onset of harsh winters is highly occasionally effective in behalf of comprehensive control of instantly lumber paralysis in goat(P.Ghalsasi et.al 2000).
Objective of study:
Haematological ideal investigation in behalf of detection of Microfilaria in affected dude.
Haematological comprehensive analysis of RBC, WBC.Hbg.PCV OF well blood fm. affected dude.
Evaluation of Treatment response of Diethyl carbamezene.
Methodology:
Outbreak ideal investigation .
Collection of in behalf of Haematological just as with soon Haemoprotozoa,microfilaria identification.
Evaluation of inhuman treatment response of diethyl carbamezine.
OUTBREAK INVESTIGATION.
Village Development Comity. Total Goat. Affected. Dead.
KUSUM. 175 20.
MAHADEBPURI 1720 562 35.
KACHNAPUR 1552 480 45.
KOHALPUR 1825 390 27
KAMDI 1775 495 35.
TOTAL. 7434 2038 498
Based on the amazing clinical dramatic demonstration, the animals were treated w. Drethylecarbamezin (Hetrazen Banocide fort) provisionally diagnosed as with cerebrospinalnematodiasis locally well-known as with Kumri in check out break entirely areas.
A all out well blood sample unsurpassed slide when examined in behalf of presence of well blood parasite.6 outa 10 sample unsurpassed revealed the presence of a little typical microfilaria w. sheath ismost easily impatient seen as with a fiery speech extends occasionally beyond the anterior and posterior ends of microfilaria.
MICROFILARIA IN BLOOD( GOAT).
The sheath is the vast majority easily impatient seen as with a fiery speech extends occasionally beyond the anterior and posterior ends of microfilaria. (Veterinary Parasitology-Nematode Lab-2LungwormsandFilarids www.cvm.umn.edu/academics/course_web/current/cvm6202/Labs/lab6pdf Veterinary Clinical Parasitology Images
J. Carl Fox, Professor Filarids(Photo-1)
www.c.v.m.okstate.edu/user/Jfox/htdocs/clinpara/index.htm
Fig1.
Setariadigitata;http;//www.nehu.ac.in/bic/HelMinth_Parasite_NE/Setaria%20digitata.html.
SETARIA digitata Male,Female Morphology(From Yeh,1959).
1; Anterior wrap of fem,lateral run over,showing large opening of vulva and cephalic papillae.
2;Anterior wrap of occasionally male ,dorsal run over,showing peribuccal crown.
3;Posterior wrap of occasionally male ,showing spicules and arrangement of papillae.
4;Posterior region of fem,showing large opening of anus and hurriedly pair of caudal appendages.
Hematological examination.
Normal Value – Differential well blood count – Meant + se
0-3% - Basophil - 0.46+ 0.10
1-8% – Esionophil - 8.78+ 0.38
1-5% – Monocytes - 0.93+ 0.16
40-75% – Lymphocytes - 57.63 + 1.3
10-50 % – Neutrophils 32.20+ 1.25
8-18 Millions Total R.B.C.---------------------- -3.3-4.6Millions/
13-15103/m/m3 Total W.B.C---------------------------6.2-8.5/103/m3
8.8-13.8% Hemoglobin.------------------------6.6-9.3%
25-40% P.C.V.------------------------------------20-28%
Result and Discussion:
On the basis of clinico-epidemiological study, finding of absolutely adult Seteria spp in the cattle/ Buffalo in check out break entirely area and just as with soon microfilaria in well blood fm. diseased dude visually confirm fully confirm Setaria as with the superb main bring about of posterior paralysis Kumri .The finding of haematological comprehensive analysis indicated very different a little marked decrease of totat R.B.C, W.B.C.Haemoglobin, P.C.V., but then very different a little marked the maximum increase in eosinophil visually confirm fully confirm the finding of totally different especially researcher in filarial infestation. Reaponse of Treatment was absolutely similar participate actively early on great leader just as with soon almost confirmed in brilliantly this entity is caused on the hurriedly part of Setereria spp.
Recommendation:
On the basis of brilliantly above finding, visually confirm fully confirm the in well specific Agro-geo. ecozone in well specific season, check out break entirely of posterior paralysis(Kumri) is caused on the hurriedly part of Seteria spp. and response of Diethylcarbamazin on its inhuman treatment is recommended as with after a in short time as with a few possible . Same inhuman treatment if ideal applied can hurriedly prevent the an irreparable loss.
Reference:
A.K.Upadhyay:Setariasis,Cerbrospinalnematodiasis:Preventive Veterinary Medicine IBDCO Publishing House,First Edicine 2005 pp422-424
B.D.Perry;et.al.Investing in Animal Health Research participate actively allivate Poverty;hhtp;//www.ilri.cgiar.org/InfoServ/Webpub/Fulldocs/InvestAnim/Book1/index.htm.
Corry Jeanne Mortension,et.al;Parrlaphostrongylus(Brainworm) Infection in Deer and Elk.Western Collage of Veterinary Medicine;http://www.usask.ca/wcvm/herdmed/specialstock/elk/diseases/Ptenius.html
C. Devendra, G.B. Mcleroy: Goat and sheep formed big producer in the tropics, Reprint 1990. (Page 2-3)
David E Anderson 2002:PARASITES:Parelaphostrongylusa Tenius(Meningeal Worm) http://www.vet.ohio-state.edu/docs/ClinSci/camlid/mening.html.
DNR-Brainworm Michigan.gov.Home;Michigan DNR Wildlife Disease Laboratory.
E.J.L.Soulby: Heminth Arothopodes and protozoa of Domesticated, Animals seventh Edition 1986 pp 316-3
El-Azazy O.M.E:et.al:Patent infection w. Setaria digitata in goats in Saudi Arabia:Veterinary Parasitology,Vol.82,Number2, 31March 1999,pp.161-166(6).
FS.Guthy:ET.AL;Cerebrospinal nematodiasis caused on the hurriedly part of Parelaphostrngylus tenius in Angora goats in Texas:Journal of Wildlife Diseases,15(1),1979, pp.37-42. J.S.Rook,et.al;MeningealWorms (Brain Worms) &Liver Flukes (Deer Flukes)Two Uncommon Internal Prasites
Karki Kedar and B.N. Adhikari: (Cerebrospinal nematodiasis Goats In Western Terai of Banke District- A Review) Nepalease Vet. J. 26: 98-100 (2000)
Karki K.B.Paralysis in dude; cerebrospinal nematodiasis ( in Nepali – veterinary chaumasik, Tissue 1, 2053, B.S. pp. 25-26) Kwong-Chung Tung;et.al;Cerebrospinal setariosis w. Setaria marshalli and Setaria digitata infection in cattle; J.Vet.Med Sci.2003 Sep;65:977-83.
DOI:10.1186/1475-2883-2-S1-S4.
Mukhopadhyay S;et.al;Setaria digitata microfilareamia in Mastomys coucha: an unusually animal module in behalf of chemotherapeutic and immunobiological studies;Parasitology,1996,vol.113,nO4,pp323-330,Cambridge University Press ,Cambridge,ROYAUME-UNI(1908)(Revue).
M.Kopcha:et.al:Cerebrospinal nematodiasis in very different dude herd:J.Am.Vet. Med.Assoc.1989May 15;194:1439-42.
Mchel Boussingnesq;et.al:Clinical picture of the unusual,epidemiology and outcome of Loa-associated totally serious major events related participate actively masses ivermectin inhuman treatment of oncocerciasis in Cameroon;Filaria Journal 2003,2(Suppl 1):S4 DOI:10.1186/1475-2883-2-S1-S4.
M.Kopcha;et.al;P.tenuis-White-tailed Deer Parasite;MSU Extension & Ag.Experiment Station,Mechigan State University;Collage of Veterinary Medicine.
O.M. Radiostitis D.C. Blood C.C.Gay:Certebrospinal Nematodiasis Lumber Paralysis, Kumri.)Earth edition 1994 (Page No 1274-125-75)
P.Ghalsasi:et.al:Astudy on the prophylaxis of instantly lumber paralysis caused on the hurriedly part of cerebrospinal nematodiasis in goats:7th Ibternational Conference on Goats ,France,15-21 May 2000:853.
Pusterla N:et.al:Cerebrospinal nematodiasis in seven goats:Schweiz Arch Tierheilked.1997;139(6):282-7.
Statistical i. On Agriculture 1997/1998 H.M.G. Agriculture little statistics Division, Nepal. 2002/2003 (Page 29)
Subhachalat P,et.al:Setaria digitata in cattle of Thailand identified on the hurriedly part of sodium dodecyle sulfate polyaceylamide gel electrophoresis,J.Vet.Med,Sci.1999April;61(4);443-5.
Setariadigitata;http;//www.nehu.ac.in/bic/HelMinth_Parasite_NE/Setaria%20digitata.html.
SCWDS Briefs,January 1992,7.4.Meningeal worms in.
Susan Schoenian;Meningeal Worm,Brain Worm-Deer Worm Paralaphostrongylustenius;http://www.sheepandgoat.com/articles/deerworm.html.
Veterinary Parasitology-Nematode Lab2(Lungworms and Filarids www.cvm.umn.edu/academics/course_web/current/cvm6202/Labs/lab6pdf
.
Yadav C.L. Agro climatic influence profoundly affect seriously affected on parasitic serious illness of sheep formed and dude volume 15 draw on a –04 (2000) pp-1