Mo W 13

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Mo W 13

  1. 1.  Shigella
dysenteriae
 •  Gram
–
rod
 •  Faculta6ve
anaerobe
 •  “Normal”
bacteria
of
the
intes6nal
tract
in
 primates
and
humans.
Also
found
in
 contaminated
water
and
food.
 •  Pathogenic
 






‐
shigellosis
 






‐
only
cause
of
epidemic
dysentery

 •  Signs/
Symptoms
 






‐
range
from
asymptoma6c
to
high
 








fever,
bloody
diarrhea
and
stomach
 








cramps
 •  Treatment
 






‐
an6bio6cs
only
for
the
worst
cases
because
of
 developing
an6bio6c
resistance.
Mild
forms
 clear
up
within
5
to
7
days.
 






‐
contamina6on
of
food
and
water
can
be
 prevented
through
proper
hand
washing,
good
 hygiene,
and
proper
water
sanita6on.
 copyright, 2010, Marler Clark LLP, PS. All Rights Reserved
  2. 2. Human
rhinovirus
A
 •  Picornaviridae
 •  Outer
coat:
non‐enveloped
capsid
having

 
12
capsomers
 •  Nucleic
acid
core:
a
single
molecule
of
single‐stranded
RNA
 •  Major
cause
of
the
common
cold
and
upper
respiratory
 infec6ons



 •  Signs/symptoms:
runny
nose,
fever,
cough
(either
dry
or
 mucous
producing),
nasal
conges6on,
and
chest
conges6on
 •  Treatment:

 




‐
over‐the‐counter
medica6ons
to
help
with
the
relief
of
 symptoms
 





‐
preven6on
through
hand
washing,
sanita6on
and
possible
 isola6on
of
sick
individuals

  3. 3. Borrelia burgdorferi •  Not classified as Gram (-) or (+) but does stain as a weak Gram (-) •  Flexible, spiral-shaped spirochete with internal flagella •  Pathogenic bacteria spread by tick or louse bites, rodents can be a reservoir for this pathogen as well •  Lyme Disease symptoms include: Source: ASM MicrobeLibrary.org © Nelson •  bull’s eye shaped rash appearing a few days to a month after infection •  flu-like symptoms •  joint pain •  neurological problems including meningitis and Bell’s Palsy •  heart problems (less common) • Treatments include: •  Oral antibiotics administered for 14 to 21 days (if disease is found in early stages) •  Intravenous antibiotics for 14 to 28 days (if the disease has progressed) Source: California Health Department

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