The evening herald. [volume] (Albuquerque, New Mexico) 1914-1922, 1914-11-19
MEDICAL JOURNAL
TELLS ALL KNOWN
Of DREAD PLAGUE
Foot and Mouth Disease Thus
Far has Been Controlled
Only by Rigid Quarantine.
Most Dangerous Stock NAL
ady.

Iva view of the recent outbreak OF
ioot-nnd- mouth disease iu the Mis-
sissippi valley. the most extensive as
Yet in the United states. an account.
taken from The Journal Of the Amer
lean Medical association. 90 the prin-
ciual feasures ot the disels, mag be
of interest. u is au acute. highly In
fictitious disease, which occurs chiefly
in cattle, sheep. goats and swine.
though other animals such as the
horse and dog. as well 49, certain wild
animals are attacked also. and it mas
affect human beings. in animals o.
b. characterized especially bt an
eruption ln the mouth aud uu the
feet. ia some species NOR, boo the
mouth. in others more on the feet
In cattle the incubation period ..er-
ages from three tu five days. where
upon a moderate fever with loss oi
appetite and other general symptoms
sets in ln W. ur three DAYS small
husters appear or thc lining uf the
mouth. and now the fever usually
Subsidies. Al the same time one OF
more feet may show tenderness and
swclling Of the saiu. boot bl.stcts
form here also. ana the animal goes
lame. la the mouth the 1~llstcPs mas
reach hail an inch or more iu diam
cter. but usually they are smaller
the contents. at first clear, become
turbid, and az the covering bursts
small painful raw spots ars produced
which either heal quite promptly coz
turn into ulcers thar heal more sloN
Is. Usual, The mix is altered ana
reduced ia quantity blisteTs AID ui-
Gers may form on the gdder. There
is marked Hoes OF Wei ht, as the anil
mails do not car because of the pain
Ia this the ordinary form IN which
the d~cath-ratc is very small except
among the youug. the symptoms fade
away la from ten 90 twenty day or
So. except when local infections dtltJ
recovery. but there are also severe
forms with extensive infection which
frequently end in sudden death. lu
such severe cases ulcers ate found
IN hte stomach and utest.nes. ln
sheep and swine. LESSONS 81 the feet
predominant.
The cause uf the disease y. present
in the contents oi the s%esicls. IA, dis.
charges rom the ulcers, The saliva,
The mills. the urine and feces bat 49, t
rule not after the tenth day % b.
stated tua, animals having had the
disease may carry che virus Tor
months. Any susceptible species may
infect ans other susceptible species.
Infection occurs not only through di-
rect contact, bat also indirectly as the
virus retains Us tirul,uce Tor some
time tt leas, outside the body Con
tum4uatiou 81 fodder. 81 stalls, oi
feeding and drinking trouEhs. of milk
and milk products ana uf the hands
and clothes OF druyers serves to
spread the disease, whicn often traN-
els over wide stretches of country
with remarkable rapiditH a- shown
oA the present outbreak As from
80 10 90 per cent 81 the cattle eN-
posed 60 infection may become sick.
ther. results preat loss from ian lH
the production Of milk. from reduc-
ton OF vitality and iceundiiN. and
from deaths as well as ON reoun ui
the measures adopted Go stamp uut
the distas.
The immunity produced by am at
tack seems Go be- feeble, as animals
are said Co suner sometimes more
than one attack within q short ume
So lar no practical method OF pro-
teciitc iuoculatloa has been deFrl-
opcd.
our knowledge of the cause of foot
aud-mouth disease IS limited Co the
fact thar be concerns q nlterahle virus,
az Yet invisible and iucuitiNHhie. "
was la 1897 that Loncr and Frosch
made their classical experiment,
| showing chat the disease is caused ~
a living virus that passes filters
| which do not permit TIE bacteria "a
60 through. an experiment that has
pervod az "a model for an the sunse-
| uusnt work on the many other forms
/ OF ultcrable virus recognized since
| then. Foat-and mouth virus msy TO-
| main active FOR months ~ kepf cool
and moist. but b. DESTROYED rapidly b,
dr,ing. by heat az GO a. Gao ~ and
above. hy formaldehyd and hy ear
boIic acid. The wide anE Of VIZ
uience 81 this virus among ANNA
species has been indicated, n al
stated. the disease NAV affect huuiaf
beings. especially children nein.
transmitted hy milk from diseased
COWS te2prrimentally tcrihedl ana POS
butter and cheese made % su'i
milk as we'll az throush wounds Sn'
in other ways. While the roufs'
usually h favorable. am epidemic de
scribed oy siuscl had "a mortality o'
3 per cent The manifestation arr
fever. digestive disturbance an'
erupiion on the lips aud sometime
on the skin. Where thefe h. dan
ser 81 contamination % b milk Niu
foot-and-muufh eiruE thorough pas
teurizaiion Of all milk and milk pro
Suets IL doubly Indicated