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No. LXX.—A grey Australian gelding, aged, taken ill on 17th September,
1892 ; the disease recognized as Surra on 23rd September and it was admitted
on the 24th of September, in good condition but suffering from the ordinary
symptoms of fever. The hæmatozoon was however present in the blood.
The fever during a period of twenty-seven days, whilst under observation, was
of the continued type, accompanied by remissions, but with no intermission.
Treatment.—This animal was subjected to a treatment of Carbolic Acid and
Iodine in large doses from the 3rd to the 8th day of the disease inclusive, and at
a later date from the 12th until the morning of the 27th day of the disease with
mixed Cinchona Alkaloids and Arsenic in increasing doses. Death occurred on
the 27th day of the disease.
Autopsy.—Body emaciated, extremities swollen and oedeniatous, yellow exu-
dation lying subcutaneously in the sternal region. Lungs.—Apices , the seat of a
localized emphysema. Pericardial sac contained 6 ozs. of a turbid, orange-colour-
ed fluid. Heart, sub-pericardial petechias, small sub-endocardial extravasations
invaded one of the curtains of the tricuspid valve and a few in the left ventricle.
Liver, old perihepatitis, tissues healthy. Spleen enlarged, sub-capsular petechiæ.
Kidneys healthy. Stomach, cuticular portion healthy, villous portion presented
a large Spiroptera megastoma tumor measuring 4" x 2" x 1", Small intestines
presented a healthy appearance. Large intestine presented a few small circumscrib-
ed patches of congestion in the cæcum and colon,- but no ulceration. Parasites, a
few specimens of the Strongylus armatus.
No. LXXI.—An Australian Roan mare, recognized as Surra on the 23rd of
September 1892. The fever during a period of thirty-four days was of the con-
tinued type accompanied by remissions and by the occurrence of intermissions-
at irregular intervals lasting for a period of from one to three days. At the
crisis of the fever on the 13th, 17th and 19th days of the disease sudden falls
of from 2.5°C. to 4°C. took place. Treatment.—This animal was subjected to a
treatment consisting of mixed Cinchona Alkaloids and Arsenic in increasing doses
from the 3rd to the 35th day of the disease, on which latter date death took
place.
Autopsy.—Body emaciated, slight swelling and oedema of the extremities.
Gelatinous exudation found lying subcutaneously in the sternal region. A patch
of congestion in the trachea, lumen of the tube occupied by frothy mucus. Lungs,
apices the seat of localized emphysema, consolidation (broncho-pneumonia) at
the anterior and inferior portions of both organs, no sub-pleural petechiæ. Peri-
cardium contained a few ounces of amber-coloured fluid. Heart.. Base, the seat
of yellow gelatinous exudation, external surface presented a few sub-pericardial
ecchymoses, muscular tissue pale in appearance. No sub-endocardial extravasa-
tions in any of the cavities. Liver enlarged, old perihepatitis . Spleen normal in
size, numerous sub-capsular petechiæ. Kidneys, healthy in appearance. Stomach,
cuticular portion healthy, villous portion presented several circular, whitish
patches but no sign of ulceration. Small intestines, healthy. Large intestine
healthy, contained sixteen specimens of the Strongylus armatus. Brain, slight
congestion of the visceral arachnoid, the lateral ventricles did not contain any
appreciable amount of fluid. Spinal cord healthy. Nasal Fossæ, mucous mem-
brane covering the turbinated bones very dark in colour but not thickened to
any great extent.
No. LXXII.—A Bay Australian Gelding, aged; 5. Apparently in perfect
health and splendid condition. The hæmatozoon was noticed for the first time
in the blood on 7th October 1892. The fever from the first to the evening of
the twenty-fourth day of the disease was of the continued type, marked in most
instances by slight daily remissions and exacerbations, and by intermissions of
short duration on the seventh and eighth days. A period of apyrexia was present
from the evening of the twenty-fourth until the morning of the thirty-third day,
after which a second period of fever occurred lasting six days Again after a
fever-free period lasting from the thirty-ninth to the evening of the forty-second
day, the temperature again rose until death, which took place on the morning of
the forty-sixth clay of the disease ; albumen appeared in the urine on the eleventh
day of the disease and persisted on until the end, the result of an acute desqua