1. .Caseous lymphadenitis -1 .Leptospirosis -19
.Listeriosis -2 .Pink eye -20
.Brucella melitensis -3 .Foot rot -21
.Brucella ovis -4 .Foot abscess -22
.Actinobacillus and Histophilus spp -5 .Strawberry foot rot -23
.Jhon‘s disease -6 .Campylobacteriosis -24
.Necrobacillosis -7 .Actinobacillosis -25
.Salmonellosis -8 .Dermatophillosis -26
.Colibacillosis -9 .Staph dermatitis -27
.Pulpy kidney -10 .Mastitis -28
.Struck and Braxy-11 .Yersinosis -29
.Lamb dysentery -12 .Chlamydiosis -30
.Black disease -13 .Anaplasmosis -31
.Tetanus -14 .Eperythrozonosis -32
.Black leg -15 .Ring worm -33
.Hemorrhagic pasteurellosis -16
Pneumonic pasteurellosis -17
.Tuberculosis -18

2. Abscess in a parotid lymph node
and another node near the base of a
wattle
Supramammary lymph
nodes and other lymph
nodes in the perineum are
infected

3. Lamellated lesion in a goat Lesion in sheep liver and lymph
lymph nodes )onion node
)appearance
Abscess in Abscess
the liver in sheep
lung

4. Facial paralysis with Characteristic head tilt
inability to masticate in a ewe
Head
pressing in
affected
sheep

5. Focal encephalomalacia
and microabscessation in
the brainstem
Facial paralysis in a
lamb

6. A thickened, leathery placenta Focal necrotic lesions in the
liver of a still birth lamb
Facial paralysis in a Focal encephalomalacia
lamb and microabscessation in
the brainstem

7. A stillborn with necrotic placenta
A positive response to
Necrotic cotyledons in retained Brucelline allergic test in the
placenta lower eye lid

8. The right testis
is severely
atrophiedin
this chronic
infection
Seminal fluid with ruptured
macrophage filled with red
staining Brucella organism
Cross section of the
testis and epididymis
showing marked
distension and fibrous
thickening of the tail of
the epididymis, while the
testis is normal

9. Fibrosis and
enlargement of
the tail of the
right epididymis
due to
Histophilus ovis.
The left testis is
.atrophied
the marked unilateral swelling and
erythema.Histophilus ovis was
isolated
The affected
epididymis )lower
testis( is enlarged
and the tunics is
thickened.
Actinobacillus
seminis was
Swelling and crusts are
isolated
associated with a
draining fistula

10. Chronic
lymphangitis
in the
mesentery
An emaciated goat
Acid fast
bacilli in ileal
mucosa Ziehl-
Neelsen stain
Calcified lesions in an enlarged
mesenteric lymph node

11. Sheep ileum infected with a Complication of the disease by
pigmented strain chronic salmonellosis
Sheep caecum
infected with a
pigmented
strain

12. Focal liver abscess Abscess in the lung

13. Engorged liver with distention of the Enlarged posterior mesenteric lymph
gall bladder node )arrow( from whichSalmonella
organism can be cultivated late in the
course of the disease
Hemorrhagic
enteritis

14. Enterotoxigenic E. coli with adhesive EnterotoxigenicE. coli adhering
pili )left( by electron microscope to microvillus by electron
microscope

15. Necrotic cotton wool kidney Severe congested small
cortex intestine
Excessive
pericardial
fluid

16. Hemorrhagic enteritis in theStruck Focal hemorrhagic necrosis in the
abomasum in the Braxy

17. Acute hemorrhagic enteritis Blood stained
tail and hind
quarter

18. A focal necrotic lesion in the liver

19. Note the characteristic tail position Characteristic rigidity in a recumbent
)) opisthotonus

20. Note the blackened area of acute muscle
necrosis

21. Pharyngeal and esophageal Engorgement of subcutaneous
necrosis vessels with focal hemorrhage

22. Acute abomasal ulceration Miliary foci in liver

23. acute necrotizing pneumonia Hebatisation of the lung in
in the cardiac lobe prolonged infection
Complicated by abscess Acute Fibrinous pleurisy and
formation pneumonia

24. N.B: Both sheep and goat are susceptible to tuberculosis,
though the disease is fairly uncommon in these species
Miliary liver tubercles
Tubercle in the mesenteric
lymph nodes
cross section of an
affected liver

25. Pulmonary infection in a sheep
lung cut in section to show tubercle

26. Icteric carcass of an infected lamb discolored kidney
due to excretion of
hemoglobin product

27. Peripheral An advanced lesion
neovascularisation in which the cornea
induced by is edematous and
Mycoplasma opaque
conjunctiva
The conjunctiva is
reddened and swollen
with marked follicle
formation

28. Central corneal opacity in the Advanced keratitis caused by
absence of other ocular Mycoplasma aglactiae
changes is usually associated
withBranhamella ovis

29. Moist interdigital and early under The axial wall is blackened
running of the sole and necrotic
This lame sheep is
forced to graze on
its knees as the
infection spread

30. The claws are deformed by a severe, The sole has been under run and
chronic infection perforated in several places
Fly strike on the
hoof of affected
sheep

31. pus is draining at the coronary band

32. The combination oforf andDermatophilus congolensis
produces hemorrhagic, verrucose lesions

33. Pleurisy and pericarditis in a Multifocal necrosis in a still
stillborn lamb born lamb specially in the liver
Cotyledonary villi
packed with cell free
Campylobacter fetus
subsp fetus organisms

34. Colitis in the lamb Transmission electron
micrograph showing
Campylobacter spp in
apposition to the
microvillus border

35. Pus exudes
from
granulmatous
facial lesions
Large, yellow and
encapsulated
pyogranulomas in
the lung ) occasional
)lesion in the lung

36. Crusty, scaly lesion Thick crust cover
involve this goat‘s this goat‘s dorsum
head, ears and neck after prolonged
exposure to rain
Restriction of lesions to
white areas suggests
that infection induces
photosensitivity

37. This smear from the underside Wool fibers matted together
of a crust shows the parallel )by exudates )lumpy wool
arrangement of the organisms
))Gram stain

38. Alopecia and scaling on a goat‘s ear A chronic ulcer on the fetlock
White pustules on the hairless areas

39. Acute mastitis in a goat, Edema of the skin and
caused by Mycoplasma discoloration of the udder
agalactiae) contagious parenchyma) gangrenous
)agalactia )mastitis
Histological
section showing
Note the purple a large, red
discoloration of the stained fibrin
udder and the limp thrombus within
teat) gangrenous an artery
)mastitis )gangrenous
)mastitis

40. Histological section showing Note the red, depressed healing
fibrin thrombi in blood vessels tissue in several areas and the
and cellular exudate filling acini large masses of dark, necrotic
))gangrenous mastitis tissue that have not yet sloughed,
two weeks after the onset of
gangrene))gangrenous mastitis
The red fingers of tissue represent
remnants of blood vessels encased in
granulation tissue)gangrenous
)mastitis with sloughing

41. The affected
gland is
The udder half on
distended
the left is firm and
with reddish
swollen and a
liquid pus,
draining fistula is
while the
evident )chronic
other gland is
staphylococcal
atrophied
)mastitis
)chronic staph
)mastitis
This udder cross section
shows inspissated pus
and accumulation of
Fibrinous tissue around
the abscess)udder
)abscess

42. Necrotic and diphtheritic colitis in a goat

43. Typical intercotyledonary thickening in a sheep
placenta with yellowish surface deposits

44. Anaplasma marginalis in sheep red cells
)) chromatin dot in the marginal of the cell

45. Ring shaped
bacillary or
coccobacillary form
attached to the
surface of the red
cells and some may
be found in the
plasma
Pink appearance of
renal medulla due to
haemosiderosis

47. Wool loss and
erythema
Goat skin with
alopecia and
crusting