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infectious exam 2
infectious exam 2
62
Microbiology
Graduate
04/13/2012

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Term
vaginosis / vaginitis
prominent normal flora
Definition
lactobacillus
veillonella
mobiluncus
gardnerella vaginalis
Term
vaginitis agents
Definition
trichomas vaginalis
candida albicans (35% of all cases)
Term
KINDS OF ENCEPHALITIS
Definition
viral
focal viral
others
Term
vaginosis
(50% of all cases vaginitis and vaginosis)
Definition
mobiluncus
gardnerella vaginalis
Term
KINDS OF VIRAL ENCEPHALITIS
Definition
--high mortality; high incidence of severe neurological sequelae

ARBOVIRUS: causes epidemic DIFFUSE encephalitis in summer/fall months

eastern equine encephalitis
western equine encephalitis
st.louis encephalitis
california encephalitis serogroup (laCross virus)
west nile encephalitis
Term
AGENTS OF FOCAL VIRAL ENCEPHALITIS
Definition
HSV - sporadic, focal encephalitis all year round
rabies virus
polio virus
Term
URINARY TRACT
PROBLEMS
Definition
cystitis
pyelonephritis
kidney stones
hematogenously acquired UTO
Term
AGENTS THAT CAUSE CYSTITIS
-acute uncomplicated cystitis in women
Definition
e.coli (mOST COMMON AGENT)
staphylococcus saprophyticus
klebsiella pneumoniae
proteus mirabilis
enterococcus
mixed infections
streptococcus agalactiae

SKEEPS
Term
AGENTS THAT CAUSE COMPLICATED UTI
Definition
e.coli (MOST COMMON AGENT OF COMPLICATED UTI)
enterococcus
pseudomonas aeruginosa
staphylococcus epidermidis
mixed infections

SEEP
Term
AGENTS THAT CAUSE CATHETER ASSOCIATED UTI
Definition
candida (MOST COMMON AGENT OF CATHETER UTI)
e.coli
mixed infections
others (viral agents, mycoplasma)
Term
AGENTS THATA CAUSE PYELONEPHRITIS
acute uncomplicated pyelonephritis in women
Definition
E.COLI (MOST COMMON AGENT OF PYELONEPHRITIS)
proteus mirabilis
klebsiella pneumoniae
mixed infections
others (viral agents, mycoplasma)

KEMP
Term
AGENTS THAT CAUSE KIDNEY STONE
-produce urease
Definition
corynebacterium urealyticum
proteus mirabilis
klebsiella pneumoniae
staphylococcus saprophyticus
Term
AGENTS THAT CAUSE HEMATOGENOUSLY ACQUIRED UTI
Definition
s. aureus (MOST COMMON AGENT)
streptococci
candida spp
Term
COMPLICATIONS OF UTI INFECTIONS
Definition
bacteremia that leads to distributive shock
Term
SEXUALLY TRANSMITTED DISEASES
Definition
syphillis
chancroid
gonorrhoeae
chlamydial urethritis and cervicitis
lymphogranuloma venereum (LGV)
genital herpes
cervical papillomas & condyloma acuminatum (external anogenital warts)
Term
GENITAL ULCER DISEASES (STD)
Definition
syphillis
chancroid
lymphogranuloma venereum
genital herpes
Term
CENTRAL NERVOUS SYSTEM
INFECTIONS
Definition
meningitis
encephalitis
slow virus encephalitis diseases
meningoencephalitis/abscesses/mass lesions
peripheral nerve involvement
neurtoxic diseases
Term
BACTERIAL AGENTS OF MENINGITIS (meningoencephalitis)
Definition
bacteria is most common cause of purulent/pyogenic meningitis. severe diagnosis, age-dependent etiology.

steptococcus pneumonia
neisseria meningitidis
haemophilus influenzae, type b
streptococcus agalactiae
e.coli
klebsiella pneumoniae
listeria monocytogenes
mycoplasma pneumoniae
Term
VIRAL AGENTS THAT CAUSE (ASEPTIC) MENINGITIS
Definition
mumps virus (can be immunized)
non-polio enteroviruses - ECHO virus, Coxsackie viruses, enteroviruses 68-71
HH6 and HH7
lympocytic choriomeningitis virus
arboviruses
HSV-2-mollaret's meningitis
Term
TETANUS VS MENINGITIS
Definition
tetanus mimics signs and symptoms of meningitis but tetanus is not meningitis, it is a neurotoxemia, like botulism
Term
FUNGAL AGENT THAT CAUSES MENINGITIS
Definition
cryptococcus neoformans var grubii
Term
OTHER AGENTS OF ENCEPHALITIS
Definition
-enteroviruses: echovirus, coxsackie virus, enterovirus 68-71
-CMV -severe T cell suppressed (AIDS or transplant patient)
-lymphocytic choriomeningitis virus
-measles, mumps virus
Term
BACTERIAL AGENTS OF ENCEPHALITIS
Definition
mycoplasma pneumoniae
listeria monocytogenes
Term
FUNGAL AGENTS OF ENCEPHALITIS
Definition
cryptococcus neoformans var grubii
Term
SLOW VIRUS ENCEPHALITIS DISEASEES
Definition
-HIV-HIV1 associated cognitive/motor complex (AIDS dementia complex)
-progressive multifocal leukoencephalopathy - polyomaviruses - papovirus; JCv virus, affects severe T cell suppressed/AIDs or transplant patients
-subacute, sclerosing panencephalopathy (caused by measles rubeola virus
Term
MENINGOENCEPHALITIS/ABSCESSES / MASS LESIONS
where do they occur?
Definition
epidural, subdural, brain parenchyma; focal seizures
Term
AGENTS THAT CAUSE BACTERIAL ABSCESSES
Definition
s. aureus
-anaerboic mixed infections
-listeria monocytogenes
MTB
Term
AGENTS THAT CAUSE FUNGAL ABSCESSES
Definition
Cryptococcosis - cryptococcus neoformans var grubii
-severe t cell suppression; AIDS / transplant patient
Term
PROTOZOAN THAT CAUSE ABSCESSES
Definition
toxoplasmosis - toxoplasma gondii
amoebic meningoencphalitis
Term
helminth AGENTS THAT CAUSE ABSCESSES
Definition
neurocysticercosis - taenia solium
Term
EBV ASSOCIATED MENINGOENCEPHALITIS
Definition
primary CNS lymphoma or primary / metastic brain tumor
Term
PERIPHERAL NERVE INVOLVEMENT IN CNS INFECTION
Definition
-guillian barre's syndrome
leprosy
botulism
Term
GUILLIAN BARRE'S SYNDROME
Definition
most common cause of generalized paralysis in US; caused by host's immune response to a mucosal infection of GIT (c. jejuni), RT (influenza virus, chlamydia), or upper GIT - chlamydia
Term
LEPROSY AGENT
Definition
mycobacterium leprae
Term
AGENT FOR BOTULISM
Definition
clostridium botulinuum
Term
NEUROTOXIC DISEASES
Definition
tetanus - clostridium tetani
botulism - clostridium botulinuum
Term
THINGS THAT CAN GO WRONG IN GIT
Definition
gastritis
-afebrile watery diarrhea
-afebrile food borne disease
-afebrile intestinal protozoan disease
-diarrhea with or without fever and frank blood
-diarrhea with fever
-helminthic infestations
Term
PREDOMINANT FLORA IN GIT
Definition
esophagus and stomach - few organisms
duodenum and jejunum - sparse concentration of organisms
ileum - organisms qualitatively similar to tose in large intestine
Term
COLONIC FLORA IN GIT
Definition
feces is 20% bacteria; over 100 species:
anaerobes - bacteroides, bifidobacterium, peptostreptococci

-there are coliforms (indicate fecal contamination)
-enterococci
-clostridium perfringens type A
-c. difficile
-group A and B streptococci
Term
AGENTS OF GASTRITIS
Definition
Helicobacter pylori
-duodenal ulcers, gastric carcinoma, non-hodgkins' lymphoma of stomach
Term
AGENTS THAT CAUSE AFEBRILE WATERY DIARRHEA
Definition
vibrio cholerae
-enterotoxigenic e.coli ETEC
aeromonas
-staphylococcus aureus
-bacillus cereus
-clostridium perfringens type A
Giardia lamblia
-cryptosporidium parvum
-cyclospora
Term
AGENTS THAT CAUSE ONLY AFEBRILE WATERY DIARRHEA
Definition
vibrio cholerae
ETEC
aeromonas
Term
AGENTS THAT CAUSE AFEBRILE, FOOD BORNE DISEASE
-vomiting predominates
Definition
s. aureus
b. cereus
Term
AGENTS THAT CAUSE AFEBRILE, FOOD BORNE DISEASE
-diarrhea predominates
Definition
-b. cereus
-c. perfringens type A
Term
AGENTS THAT CAUSE AFEBRILE, INTESTINAL PROTOZOAN DISEASES
Definition
-giardia lamblia
cryptosporidium parvum
-cyclospora cayetanensis
-enterocytozoan bienusi (microsporidian)
isospora belli
Term
AGENTS THAT CAUSE DIARRHEA WITH OR WITHOUT FEVER AND FRANK BLOOD
Definition
enterohemorrhagic e.coli
entamoeba histolytica
bacillus anthracis
Term
AGENTS THAT CAUSE ONLY DIARRHEA WITH/WITHOUT FEVER AND FRANK BLOOD
Definition
shigatoxin producing e.coli STEC
enterohemorrhagic e.coli EHEC
complications: hemolytic uremic syndrome (HUS)
-STEC
-EHEC
-shigella dysenteriae
Term
AGENT THAT CAUSES AMEOBIC DYSENTERY / ACUTE AMEBIC COLITIS
-diarrhea with or without fever and frank blood
Definition
entamoeba histolytica
Term
AGENT THAT CAUSES GASTROINTESTINAL ANTHRAX
-diarrhea with or without fever and frank blood
Definition
bacillus anthracis
Term
AGENTS THAT CAUSE DIARRHEA WITH FEVER
Definition
clostridium difficile
rotavirus
norwalk virus
norovirus
enteric adenovirus
campylobacter jejuni
salmonella enteritidis group
shigella
yersinia enterocolitica
enteroinvasive and enteropathogenic e.coli
vibrio parahamolyticus
vibrio vulnificus
Term
AGENT THAT CAUSES ANTIBIOTIC ASSOCIATED COLITIS (AAC) OR PSEUDOMEMBRANOUS COLITIS
-diarrhea with fever
Definition
clostridium difficile
Term
AGENTS THAT CAUSE VIRAL GASTROENTERITIS
-diarrhea with fever
Definition
rotavirus
norwalk virus
norovirus (norwalk-like)
enteric adenovirus
calicivirus
astroviruses
non-polio enteroviruses
Term
AGENTS THAT CAUSE INVASIVE FEBRILE DIARRHEAL DISEASE
Definition
Shigella dysenteriae, flexneri, boydii, sonnei
enteroinvasive and pathogenic e.coli EIEC and EPEC
campylobacter jejuni
yersisnia enterocolitica
salmonella enteritidis group typhimurium
vibrio parahaemolyticus, vulnificus
amoebic dysentery/acute amebic colitis - entamoeba histolytica
Term
COMPLICATIONS OF INVASIVE FEBRILE DIARRHEAL DISEASE
Definition
reactive arthritis
pseudoappendicitis
hemolytic uremic syndrome
guillian barre's syndrome
extraintestinal amoebiases
Term
AGENTS THAT CAUSE REACTIVE ARTHRITIS
-polyarthritis assoicated with HLA B27
Definition
shigella
campylobacter jejuni
yersinia enterocolitica
salmonella enteritidis group
Term
AGENTS THAT CAUSE PSEUDOAPPENDICITIS
-complication of invasive febrile diarrhea
Definition
yersinia enterocolitica
campylobacter jejuni
salmonella enteritidis group typhimurium
Term
AGENTS THAT CAUSE HUS
Definition
s. dysenteriae
STEC
EHEC
Term
AGENTS THAT CAUSE GUILLIAN BARRE'S SYNDROMEq
Definition
c. jejuni
Term
AGENT THAT CAUSES EXTRAINTESTINAL AMOEBIASIS
Definition
entamoeba histolytica
Term
HELMINTHIC AGENT THAT CAUSES NON DIARRHEAL, NON INVASIVE PARASITIC INFESTATION
-TAPEWORMS (CESTODES)
Definition
dyphillobothrium latum
taenia solium and t. saginata
HUMAN ARE INTERMEDIATE HOST AND NOT DEFINITIVE HOST IN echinococcus
Term
HELMINTHIC AGENT THAT CAUSES NON DIARRHEAL, NON INVASIVE PARASITIC INFESTATION
-ROUNDWORMS (NEMATODES)
Definition
pinworm - enterbius vermicularis
whipworm - trichuris trichiuria
HUMANS ARE INTERMEDIATE HOST AND NOT DEFINITIVE HOST IN: baylisascaris procyonis and toxocaria cannis and T. cati
Term
HELMINTHIC AGENT THAT CAUSES NON DIARRHEAL, INVASIVE, PARASITIC INFECTIONS
Definition
roundworms:
ascaris lumbricoides
hoodworms:
ancylostoma duodenale
necator americanus
stronyloides stercoralis
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