23
structures. Stomach, cuticular portion presented a healthy appearance. The
villous portion contained a large Spiroptera tumor. The Intestines presented
some patches of congestion, but no ulceration. Bladder.—A patch of extravasa
tion was found at the fundus of the organ. No parasites were found in the
intestinal tract.
No. LXXX.—An Australian mare, aged 11 years, was purchased by the Bom
bay Tramway Company on 22nd November 1886. During the six years which
elapsed between the latter date and 5th December 1892, the animal had been in
the Infirmary only four times for a period of eleven days, viz :—four days in 1889
with fever, four days in 1890 with colic, one day in 1891 off its feed, and two
days in 1892 from the same cause. The haematozoon was discovered in the
blood on the 10th December 1892. The animal was admitted into the Laboratory
Hospital on the 11th December with a slight eruption of Urticaria observable ;
the temperature registered 40.6°C at midday. The same evening the animal was
subjected to a treatment of Arsenic (grs.iv)in gradually increasing doses ; by the
morning of the 13th December the temperature had fallen to 38.2°C. and the
hæmatozoon was absent from the blood. From this latter date until 18th
January 1893, during a period of thirty-seven days, the thermometric observa
tions never reached 39°C., and the hæmatozoon was absent from the blood.
Autopsy.—Body somewhat emaciated ; complete absence of swelling and oedema
from the extremities and the under-surface of the abdomen.
Thorax.—No
adhesions of the pleurae, but each sac contained 20 ozs. of a turbid, orange-colour
ed fluid. Right Lung.—Sub-pleural petechias bright-red in colour, a localized
emphysema at the apex and along Anterior and Inferior borders. On section.—
Tissue presented a healthy appearance except at the apex and free borders. Left
Lung presented similar changes to those recorded in the right, but in addition
there were two patches of consolidation involving the posterior ⅓rd of the organ,
separated from each other by two inches of healthy lung tissue. Pericardium—
The sac contained 2 ozs. of a turbid, viscid, orange-coloured fluid. Heart.—
Enlarged ; absence of exudation round the base of the organ. Numerous small
sub-pericardial ecchymoses dotted over the external surface, and a large extrava
sation, one inch in diameter, involved the wall of the Right Ventricle. On sec-
tion.—Three of the cavities presented a few small sub-endocardial ecchymoses,
but the Left Ventricle, which was stained a yellowish colour, was dotted over
with bright-red ecchymoses, and several extensive extravasations which for the
most part involved the musculi-papillares. Abdominal Cavity contained two
ounces of a clear, straw-coloured fluid. Liver—Normal in size ; presented a few
sub-capsular petechiæ and small calcareous nodules. On section.—The tissues
presented a nutmeg change. Spleen—Normal in size, numerous sub-capsular
petechias of a brick-red colour. On section—Tissues firm, appearance healthy.
Kidneys.—Cortical portion thickly dotted over with minute petechias. Medullary
portion free. Stomach.—Cuticular portion healthy. Villous portion presented
numerous bright-red coloured ecchymoses lying under the mucous coat, 1/16th
to ⅛th inch in diameter; patches of superficial erosion of the mucous lining.
Small Intestines presented a healthy appearance. Large Intestines presented a
healthy appearance.
No. LXXXI.—Grey Herati mare (No, 197) aged 9 years, was purchased by
the Bombay Tramway Company on 6th March 1889. The animal was observed
to be ailing on 9th December 1892 ; Temp. 39.1°C. The Surra hæmatozoon was
discovered on the morning of the 18th December. The animal was admitted
into the Laboratory Hospital on the morning of the 21st.
On the morning of the 23rd December the animal was subjected to a treat
ment consisting of Liq. Arsenicalis grs. iv, twice during the twenty-four hours,
and the dose was gradually increased or diminished according to the condition
of the patient.
The urine which had been normal in character up to midday on the 28th
suddenly on that evening contained a considerable quantity of blood, blood casts
and Carbonate of Calcium crystals.
Autopsy.—Body somewhat emaciated ; absence of swelling and oedema from
the abdomen and extremities. On section.—Tissues stained an orange colour.
Thorax.—Right pleural cavity contained two ounces of a turbid, orange-coloured