gram negative cocci Flashcards
Neisseria
gonorrhoeae Morphology/structure
Gram negative diplococci
Neisseria
gonorrhoeae Modes of Transmission
Human
reproductive
system
Neisseria
gonorrhoeae Virulence Factors
Capsule, LPS
tissue necrosis
factor, protease
that gets through
mucosal
membranes of
genitals
Neisseria
gonorrhoeae Diseases/symptoms
Gonorrhea “the clap”,
Symptoms include:
painful/ frequent urination,
discharge, itching, can
spread and cause
arthritis, can cause
opthalmia neonatorum
(blindness in newborn) if
mom has, can lead to
infertility
Neisseria
gonorrhoeae Diagnostics
DNA probe for
antigen
Neisseria
gonorrhoeae Prevention/Treatment
Azithromycin,
cephalosporin,
Silver nitrate on
baby’s eyes
Neisseria
gonorrhoeae Immune Response
Most affected
are ages 20-
24, more
sexually
active with
multiple
partners
Neisseria
meningitidis
(Meningococcus) Morphology/Structure
Gram negative diplococci
Neisseria
meningitidis
(Meningococcus) Modes of Transmission
Respiratory
system, can be
an asmptomatic
carrier
Neisseria
meningitidis
(Meningococcus) Virulence Factors
Capsule, fimbriae,
LPS endotoxin, IgA
protease gets
through mucosal
membranes
Neisseria
meningitidis
(Meningococcus) Diseases/Symptoms
Meningitis, symptoms
include: Stiff neck
(hallmark sign), nausea,
confusion, flu-like
symptoms
Neisseria
meningitidis
(Meningococcus) Diagnostics
Stiff neck is the
hallmark sign of
meningitis.
Culture from
blood or
cerebrospinal
fluid since can
be normal flora.
Neisseria
meningitidis
(Meningococcus) Prevention/Treatment
Vaccine
recommended
for colleges,
military.
Rifampin
Neisseria
meningitidis
(Meningococcus) Immune Response
Most serious
bacterial
meningitis
