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hbio
ch. 13
syhpillis
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Cards (7)
Caused by
thin
,
flexible
,
spiral
shaped bacterium Treponema pallidum
Contracted by
direct sexual contact
Affect
men
and
women
the same
Four stages if untreated :
primary
stage
secondary
stage
latent
/
hidden
stage
tertiary
/
late
stage
Primary stage
Begins when
bacteria
enters through
small break
in
skin
Bacteria
multiply
and
spread
through whole
body
during
incubation
period (
10 days
-
10 weeks
)
First symptoms
-
one
or
small sores
(
chancres
)
Usually on
sex organs
May occur on
lip
,
finger
,
eyelid
Heal in
3-8 weeks
even
without treatment
Latent stage / hidden stage
Begins when
symptoms
of
primary
and
secondary
stage go
away
No
noticeable
symptoms
Infection
cannot
be
passed
on unless
symptoms
of
secondary
stage
return
Lasts for
many
years
, could be for
rest
of
life
Tertiary stage / late stage
Minority
of people reach this stage even without treatment
Can occur
5-40 years
after
initial infection
When
symptoms appear again
Syphilitic heart disease
Insanity
Blindness
Weakening blood vessels
Physical incapacity
If pregnant, bacteria can
cross
placenta
and
infect
foetus
Nothing can
stop
multiplication of
bacteria
Foetus can go through
stages
before
birth
Permanent damages to
heart
,
nervous system
,
joints
Antibiotics
can treat both
woman
and
foetus
Antibiotics
are used for
all stages
Surgery
becomes
necessary
after
first
stage