sy - WordPress.com

Pt4
CO-
CCII)IOSIS INIESTII{AL EIY IIN FOTRO
INTE$TII{AL COCCIDIOSIS IN A FOAL
A.p r"orettir, D. Drierneier!, E.M. Colodelz, v.t.R Ro&igu€f & c.O. suresr
trryq,
cuiabd,
clil Yer.f7c, v€t., LlFRGs, Forao Alegre, F*s, Brasil- 2crJrrev, FAttEv, FUFftnr.
ML Brasil- tveerinary pnvale ptaaitioner, nono Abgre" Rs, Brasii -a.pgs;;dt;"
Fatgl.
student" MSc. Farasir. Ver., UFRRI,
Seroffic4 RI
rnre$iml mccidiosis in a E-rnonth-old fml fu @bed. Ths anirnt tad a hiooy otrfi,a*d,
p;ofuse dianhoea and anorcxia. D€ath offiufi€d 4 dafs affer tlle onset
of clinical sid-, .N.s",Fry
findings included thickening of tle *alls d rhe egm an{ largq colur as*rf.*r.O-q,
mucosal nodules up lo only a few milimerers in dianrebr, slighly raiso4 bjm*ish anO uniUficae.
llo
grms lesions were obsenred in th* srnalt integine- Miroscolic lesions werc ssrrere anil
difrrse;
lymphoplasmacytic tiphtocsliris with ulmrati{tn oftte nucoaaandnkosis orthe cubnrrrcosa.
Tlrere wer,e:
als lar*:ae of helminths in the srtongffi srrrrmr*d hy nlix€d idnmnar,ory redion and s fibr,gry$
)
i,fr;A*
:j.
tfi
'::::'
i;l
,t
tk€
eapsule' The fesions ccte sonsistent !u
eald W tanrlrl frgntiwr sf $mail strongyle$
. Histological examinstion sf seclions of smalt intesine meam firlreron$ cytlife
slruchrres lsrzllized $ubepithelially in the lamina wgia
i1E jejmqt'il. rtesr
!o
"ert-"$Fod
developmental torms of a prdozm morphologicafy similiar to thc offiffium Fjmerid letckorit.
Tfus
endogenous'stages.lay rnainb at|he tips of.the villi. il,td villi ongitrcd rt l€st ore
Ff,nisite add sone
eontained three sr more. TfF hoft sells w€re marftedy !rypertrofie and had an enlarged nuclens which
f$fid a cre$cefil along o4e -si& of tltc Faradtsphrqrs vaeuole. Tfpre i$ m inflarnn6ory nacticq t6
thr Wrasilis sEges. A moderats munber of hemossiderin-la&n mrerophagps urcre obxe"€il ih rh6
lrrnina propia near to lhe parasit$. Salmonella 9p. Grorp B rnas crilffi fro'fi the ml&ffs of the small:
inlruline atd cocom. The clinical signs, gross findirrys ardhisologi€al lesicns in ttp eeflm and largc
solon are corsisteltto those,&seritcd in cydhostffifnosis- It is suggesl€d thatimmature $ages 0f srmtl
strongp'les warthe eau$e of diarrlw inlhis fml Horyevs, Sslmsnetla sp, and Eimertd tp. oprfi mA
contrihilsl to the clinical picture. The prevalence,and disgitnrtion of this r.wcidium in so*furn Erzil
rcrnains lo be examined.
(sy
d
;:l
il
Ii{
tt
xA
I ::4. :t:
a.
til
-..:
e
{
KEY WCIRDS: Eimeia levckorti, coccidioeis, protozoal infec{ions" faals, diarrhoe4 pntlntogr, horw
disears-
PAI"AERAS{IA.VES: EirneAa ie*ckorti- ooqcidiosis, irtreaiqres prdsmrias, potrqs,
patologia-
cnfermdes &
los caballos.
diarrea,
'l
A
a