Splenectomy in domesticated animals and its sequelae, with special reference to anaplasmosis in sheep

Plcde R. Sheep 8430, taken 6 days after Splenectomy.

Plate S. Ovine 8427 anc18428, take~/6 months after Splenectomy.

Ovine 8~29, taken 41- months after Splenectomy.

Splenectomy.] [De Kock and Quinlan.

Pltde 1.

Flute U.

Ovine 9119 and ~415. taken 10 weeks after Sp·lenectomy.

Ovine 8.J.<l7 and ~<4i8, taken 9 months after Splenectomy.

Ovine X4i9, taken 6! months after Splenectomy.

Ovine 8!27 and 8!28, takeu 9 months after Splenectomy.

Oviue 84:29, taken 6! months aiter Splenectomy.

Ovirie 9119 and 8451, taken 10 weeks afterSplenectomy.

Splenectomy.] [De Kock and Quinlan.

PlatA V. Ovine 10743 and 10511, taken 4 weeks alter tl]:J1euectorny.

Splenectomy.] [De Kock and Qttinlan.

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Splenectomy.]

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Splenectomy.] [De Kock and Quinla.!'L.

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Sheep 8428.

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GRAPH 1.

Sheep 8428. First injected with blood containing Anaplasma and subsequently Splenectomized.

Splenectomy.] [JJe Kock and Qttinlan.

Sheep 8429.

GRAPH 2.

Sheep 8429. First injected with blood containing Anaplasma and subsequently Splenectomized.

Splenectomy.] [De Kock and Quinlan.

Sheep 84:57.

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GRAPH 3.

Sheep 845 7. First Splenectomized and then injected with blood containing Anaplasma.

Splenectomy.] [De Kock and Quinlart

Bovine 1027.

Red aunt

lo/oote Count _ _ _ . Lym~h<><'j[es o·•···o niiUtroph,tes · · - rnonotytss - 5>'31nopi>€~s • - · -'

GRAPH 4.

Bovine 1 027. Carrier of Piroplasma and Anaplasma. Splenectomized.

S'plenectomy.] [De Kock and Quinlan.

Sheep 8455.

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\llut'e Cownt o---o Lym~bo'ltes o··· -~

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GRAPH 5.

Sheep 8455. Injected with blood containing Anaplasma. After the reaction of Anaplasmosis it was injected with Pyrogallic acid.;

Splenectomy.] [De Kock and Quinlan.

ERYTHROPHAGOCYTOSiS AND ANAPLASMOSiS AFTER SPLENECTOMY OF A LOCAt SHEEP, 7369.

Fig. 1.-B'ew Anaplasma. Anisocytosis. The m<Ljority of Lhe edls are of the Monocyte type, of whwh two show erythrophagocytosis.

Figs. 2 and 4.-Cell of Monocyte type with erythrophagocytosis.

li'ig. 3.-Few Anaplasma. Anisocytosis. Cells of the Monocyte type. Three, including one with erythrophagocytosis, are of " mononuclear" character, two of

" transitional."

Sp~wnectomy.] [De Kock and Quin~an.

INFECTION OF A SUSCEP'l'IBLE SHEEP WITH ANAPLASMOSIS BY MFAJ\S 01<' BLOOD INOCULATION,

Sheep 9099 : Infected with Anaplasmosis on 2. 8. 2±. Rcaution of Anaplasmosis com rnenced· on l 1. 8. 24,

F{g. 5.--14.8.24. Anaplasma. Anisocytosis.

F~g. 6.-17. 8 .24. Anisocytosis, Polychromasia, Normobhsts, Jolly bodies.

SPLENECTOMY OF A SHREP RECOVElUW FROl\I ANAPLASMOSIS, SHOWING A RELAPSE.

Sheep 8434 : Recovered from Anaplasmosi1' . . Splenectomized on 3, 7. 24. Shows a relapse of Anaplasmosis on· 14,7. 24.

Fig. 7.-1 ~. 7. 24. Anaplasma frequent. In many erythrocytes more than one·

Anaplasma. Slight Anisocytosis.

Fig. 8. -Higher magnification:of Fig 7.

Splrmectomy.] ·[De Kock and Quinlan._

RECOVERED SHEEP FROM OF AJ

Figs. 9 and 10.-Show slight ' Gonderia Ovis.

Splenectomy ]

RECOVElmD SHEEP FROM Aj';APLASMOSlS, SPLI~:--ECTOMIZED, SHOWil\G A UbLAI'i:il·:

OF ANAPLASMOSTS AND 00:\DERIA Ons.

Sbeep o.J.~~, ~2. ~. ~4.

ll'igs.-9 and 10.-Show slight Ani::::ocytosis, few Anapla~m3., anJ. two Er.) tllrocytes with Gonderia Ovis.

Splenectomy.J [J)c I{ocl. and q11.inlat\.

~t·scr~.PTIBLE ~PLEN.ECIOMIZED :'HU~.P lJ'\l<'JWTED WITH ANAPLASMOSIS.

:::lusceptibie Sbeep 8±57 Splcnectumi~ed 15. :) . 24. 26.6. 2-l infected with Fig. 11.-15.7.24.

Fig. 12.-26.7. 24.

Fig. 13,-26.7 .24.

Fig. 14.-27.7 .24.

Splenectomy.

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Anaplasmosis and reacted from 7. 7. 24.

Anaplasma. Anisocytosis. l'olyc!Jromasia.

Ani~ocytosis. Erythroblasts. Normoblasts.

Another field; various stages of ,Jolly bodies (higher magnification).

Anisocytosis. .Jolly b< tdies. N ormo blasts.

[De Kock and (Juinlan.

FECTED "WITH ANAPLASiVIOSIS.

; . 24: 26.6. 24 infected with rom 7. 7 .24.

J!ychromasia.

Normoblasts.

>f Jolly bodies (higher magnification).

~ ormoblasts.

[De Kock and Quinlan.

0LIGOCYTH.A.h:.MIA .PHODUCJ£D IN A SHEEP BY THE lNJEC'l'ION 01•' PYROGALLIC ACID.

Sheep 8469 injected wiLh pyrogallic acid on 7 .1 0. 24 ; symptoms of oligocythaemia commenced on 9.10 .24.

Fig. 15.-11.10.24.

Fig. IG.-1:3 .10.24.

F'ig. 17.-13 .10. 24.

Fig. 18.-14 .10.24.

Splenectorny.]

1~nisocytosis. l'olychromasia. Normoblasts.

Nucleus of norma blast disintegrating.

Anisocytosis. .Polychromasia. Various stages of Jolly uodies.

Anisocytosis. Jolly bodies.

[De Kock and (Juinlan.

Splenectomy.]

• • FIG . 19

•

Fig. 19.-Various forms of Anapla8ma in the blood of Sheep.

• •

• •

[De ]{ ock and Qv,inlan.

FIG. 20 21 22 23 24 2 5

26

27 28 29 30

3/

32

33

34 35

Figures 20 to 35.-Various sizes of Jolly-bodies in the blood of Sheep, showing their transition from Erythroblasts. Splenectomy.] [De Kock and Quinlan.

FIG. 36

39

41 ⁴³

Figures 36 to 43.- Various Monocytes, some as Erythrophagocytes, etc., occurring in the blood of Splenectomized Sheep.

8p_lenectomy.] [.Ve Kock and Quinlan.

(2) ⁽³⁾ FI.G.44

Fig. 44:.- Mouocytes as Erytbrophagocytes in the blood of Splenectomized Sheep.

Splenectomy.] [De Kock and Quinlan.

FIG. 45 46 47

Figures 45 to 47.-Abnormal Cells in the bLood of Splenectomized Sheep.

Splenectomy.] [De Kock and Quinlan.

FIG.48

Fig. 48.-Monocytes and Neutrophiles in the blood of a ~plenectomized Horse.

Splenectmny.J [De Kock and Quinlan.