microbiology 5 Flashcards
vector for Brucellosis
another name for Brucellosis
unpasteurized dairy
Undulant fever
bacteria, vector responsible for cat scratch disease
Bartonella
cat scratch
Tularemia bacteria, vector
Francisella tularensis
Tickets, rabbit, deer fly
cause of Vaginosis
clinical finding
lab finding
Gardnerella vaginalis
Clue cells
Rash that starts on wrist and ankles is indicative of
Rocky Mountain spotted fever (Rickettsia Rickettsii)
spreads to trunks, palms, and soles
Can also be Coxsackievirus A
Rashes that start on the torso and spread out, but nothing on palms and soles
indicative of what?
Typhus
Endemic: Rickettsiae Typhi (flea)
Epidemic: Rickettsiae Prowazekii (louse-lice)
Q fever symptoms
mode of transmission
No rash, presents as pneumonia
Aerosol transmission of spores of Coxiella burnetii
from tick feces, cow placenta
Chlamydiae life cycle
Elementary body enters cell body via endocytosis
Formation of Reticulate Body and then replication
Large cytoplasmic inclusion
New elementary bodies form
Rupture, Repeat
Chlamydiae trachomatis symptoms
arthritis, conjunctivitis, urethritis, PID (primary immune deficiency)
Chlamydia pnemoniae and C. psittaci symptoms
atypical pneumonia (aerosol transmission)
Lab diagnosis for chlamydiae
inclusions seen on Giemsa or fluorescent antibody stained smear
C. trachomatis serotypes A,B,C
symptoms
ABC = Africa, Blindness (conjunctivitis), Chronic infection
C. trachomatis serotypes D-K symptoms
Urethritis/PID
ectopic pregnancy, neonatal pneumonia, neonatal conjunctivita
Mycoplasma pneumoniae special characteristic
symptoms
No cell wall (penicillin ineffective)
Walking pneumonia (headache, nonproductive cough) High IgM titer
