Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
13 Cards in this Set
- Front
- Back
|
Haemophilus influenzae Virulence factor |
-Capsule -IgA protease -Adherence by fimbriae -Outer membrane proteins and LPS |
|
|
Haemophilus influenzae Clinical Significance |
-Lower respiratory infections- pneumonia -Meningitis- most common cause of meningitis in children between 3mo. and 3 yrs -Epiglottitis |
|
|
Haemophilus influenzae Lab findings |
GNCB or tiny rods |
|
|
Haemophilus influenzae Colony morphology |
-Unencapsulated strains are small, smooth, and translucent- -Encapsulated large and more mucoid |
|
|
Haemophilus influenzae [H. influenzae (aegypticus)] Biochemical ID |
-Needs X and V factor to grow -ALA neg -Nitrate pos -Acid from Glucose -Urease pos. |
|
|
Haemophilus influenzae Antimicrobial |
-Sensitive to Penicillin, Chloramphenicol, Sulfonamides, Tetracycline
|
|
|
H. influenzae (aegypticus) Disease and infection |
-Purulent conjunctivitis -Brazilian purpuric fever |
|
|
H. ducreyi Virulence factor |
-Pili and toxins -Causative agent of chancroid -verneal disease -GNCB, "school of fish" |
|
|
H. ducreyi Biochemical ID |
-Factor X pos -Factor V neg -variable hemoylisis -Catalase neg -Oxidase neg -ALA neg |
|
|
H. parainfluenzae Clinical Significance |
-endocarditis -upper RTI |
|
|
H. parainfluenzae Lab Findings |
-Factor X neg -Factor V pos -neg hemolysis -ALA test pos |
|
|
H. haemolyticus Clinical significance |
-Cellulitis -Endocarditis |
|
|
H. haemolyticus Biochemical ID |
-Requires X and V -ALA neg |
