Shared Flashcard Set

Details

Haemophilus/ HACEK MIDTERM
Fastidious -Gram Neg Bacilli
38
Microbiology
Undergraduate 3
03/29/2010

Additional Microbiology Flashcards

 


 

Cards

Term
Haemophilus (General Characteristics)
Definition
Gram negative pleomorphic coccobacilli or rods/ non-motile / facultative anerobes
Term
Major Human pathogenic species in Haemophilus
Definition
H. influenzae
H. ducreyi
H aegyptis
Term
X factor
Definition
Hemin
Term
V factor
Definition
NAD = Nicotinamide-adenine dinucleotide
Term
Haemophilus species with para require what growth factor
Definition
V factor
Term
Satellitism
Definition
Haemophilus that require both X and V will grow on SBA only when grown around organisms that produce V factor, such as Staph Aureus, Strep Pneumonia, or Neisseria sp.
Term
H. Influenzae Virulence Factors
Definition
Capsule
IgA proteases
Outer membrane proteins and LPS lipid A component
Adherence by pili
Term
H. influenzae (encapsulated strains) Clinical Manifestations
Definition
Septicemia
Acute meningitis
Epiglottitis
Cellulitis
Term
H. influenzae (Infections caused by non-encapsulated stains)
Definition
Otitis media with effusion
Conjunctivitis
sinusitis
bronchitis
Pneumonia in older patients
Term
H. aegyptius
Definition
Difficult to differentiate from H. influenzae
causes acute contagious conjunctivitis
Term
H. influenzae biogroup aegyptius
Definition
Conjunctivitis in pediatric patients
causes a systemic disease, brazilian purpuric fever (bpf)
Term
BPF Brazilian Purpuric Fever
Definition
Recurrent or concurrent conjunctivitis, fever, vomiting, petechiae, purpura, septicemia and shock
mortality rate can reach 70%
more common in warmer climates.
Term
H. parainfluenzae, H. aphrophilus, H. paraphrophilus
Definition
associated with endocarditis usually within one month after dental procedures
Term
H. ducreyi
Definition
NOT PART OF NORMAL FLORA
Causitive agent of Chancroid
Term
H IN HACEK
Definition
HAEMOPHILUS APHROPHILUS
Term
A IN HACEK
Definition
ACTINOBACILLUS ACTINOMYCETCOMETANS
Term
C IN HACEK
Definition
CARDIOBACTERIUM HOMINIS
Term
E IN HACEK
Definition
EIKENELLA CORRODENS
Term
K IN HACEK
Definition
KINGELLA KINGAE
Term
GENERAL CHARACTERISTICS OF HACEK
Definition
OPPORTUNISTIC
SLOW GROWTH
OXIDASE POSITIVE
NEED CO2 FOR GROWTH
NORMAL FLORA OF ORAL CAVITY
GENERALLY CAUSE ENDOCARDITIS
Term
HAEMOPHILUS APHROPHILUS
Definition
GRAM - COCCOBACILLI OR RODS
NON MOTILE
FERMENTS CARBOS (G/M/S/L)
CATALASE NEG
OXIDASE VAR
Term
ACTINOBACILLUS ACTINOMYCETEMCOMITANS
Definition
USUALLY ANIMAL PATHOGEN
MOUTH FLORA IN HUMANS
MOST COMMON CAUSE OF ENDOCARDITIS IN HACEK GROUP
Term
LAB CHAR OF ACTINOBACILLUS ACTINOMYCETEMCOMITANS
Definition
GRAM NEG
SMALL RODS TO COCCOID
NON-MOTILE
CATALASE POS
OXIDASE VAR
NEG FOR UREASE INDOLE, ESCULIN AND CITRATE
Term
CARDIOBACTERIUM HOMINIS GEN. FEATURES
Definition
NORMAL FLORA OF NOSE MOUTH AND THROAT
CAN BE PRESENT IN GI TRACT
ORAL INFECTION OR DENTAL PROC. USUALLY PRECEDE ENDOCARDITIS
MORE COMMONLY INFECTS AORTIC VALVE
Term
LAB CHAR. OF CARDIOBACTERIUM HOMINIS
Definition
GRAM NEG ROD
NON-MOTILE
TEND TO FORM ROSETTES AND SWELLINGS
OXIDASE POS
CATALASE NEG
INDOLE POS
NEG FOR UREASE, NITRATE, GELATIN AND ESCULIN
Term
EIKENELLA CORRODENS GEN FEATURES
Definition
NORMAL FLORA : ORAL AND BOWELS
COMMON INFECTION AFTER TRAUMA
--HUMAN FIGHTS AND BITES
CLENCHED FIST WOUNDS
ODOR OF BLEACH
Term
EIKENELLA CORRODENS LAB CHAR
Definition
45% WILL PIT OR CORRODE THE AGAR
NON-MOTILE
OXIDASE POS
CATALASE NEG
OFTEN PRODUCES YELLOW PIGMENT
NONSACCHAROLYTIC
Term
KINGELLA SP. LAB CHAR
Definition
NON-MOTILE
OXIDASE POS
CATALASE NEG
FERMENTERS OF GLUCOSE
EXIST IN PAIRS OR SHORT CHAINS
COCCOBACILLARY OR SHORT RODS
Term
KINGELLA SP GEN FEATURES
Definition
COLONIZERS OF UPPER RESPIRATORY TRACT/ ESPECIALLY TONSILS
Term
DYSGONOMONAS
Definition
CDC GROUP DF-3 FORMERLY
OXIDASE NEG
NON MOTILE
SLOW GROWTH
GRAM NEG COCCOBACILLI
ISOLATED FROM STOOL SAMPLES OF IMMUNE-COMPROMISED PATIENTS
Term
PASTEURELLA MULTOCIDA NORMAL HABITAT
Definition
NORMAL FLORA OF RESPIRATORY TRACT OF HEALTHY ANIMALS
SHEEPS DOGS RATS ESPECIALLY CATS.
Term
BRUCELLA ABORTUS
Definition
IN CATTLE
Term
BRUCELLA MELITENSIS
Definition
SHEEP AND GOATS
Term
BRUCELLA SUIS
Definition
SWINE
Term
BRUCELLA CANIS
Definition
DOGS
Term
BRUCELLA NEOTOME
Definition
DESERT WOOD RAT
Term
BRUCELLA OVIS
Definition
SHEEP
Term
BRUCELLA CAUSES WHAT DISEASES
Definition
BRUCELLOSIS
Supporting users have an ad free experience!