Gram - bacteria

Question 1

neisseria meningitidis

Answer 1

asx carrier
meningitis = fever, stiff neck, vomit, lethargy/altered mental status, petechial rash
septicemia = fever, petechial rash, hypotension
Waterhouse-Friderichsen sx = b/l hemorrhage of adrenal

Question 2

neisseria gonorrheae

Answer 2

asx (infectious) carrier
men = urethritis 
women = cervical gonorrhea, PID
both = bacteremia, septic arthritis 
neonatal = ophthalmia neonatorum conjunctivitis

Question 3

moraxella catarrhalis

Answer 3

otitis media in children

sinusitis, bronchitis, pneumonia

Question 4

escherichia coli

Answer 4

neonatal meningitis
UTI
HA-sepsis
HA-pneumonia
diarrhea: ETEC (rice water), EHEC (bloody), EIEC (bloody)\
HUS (due to SLT in EHEC) = anemia, thrombocytopenia, renal failure

Question 5

klebsiella pneumoniae

Answer 5

pneumonia (bloody sputum) in alcoholics

HA-UTI

Question 6

proteus mirabilis

Answer 6

UTI
urine has high pH
stones

Question 7

shigella dysenteriae

Answer 7

bloody diarrhea w/ mucus and pus

Question 8

salmonella typhi

non-typhi salmonella

Answer 8

Vi antigen 
typhoid fever = fever, abdom pain, diarrhea, hepatosplenomegaly, rose spots on abdom
paratyphoid fever = caused by non-typhi
chronic carrier state (in gallbladder)
gastroenteritis 
sepsis
osteomyelitis in sickle cell pts

Question 9

yersinia entercolitica

Answer 9

acute enterocolitis with fever diarrhea and abdom pain
arthiritis
rash

Question 10

vibrio cholerae

Answer 10

severe rice water diarrhea

Question 11

vibrio paraheamolyticus

Answer 11

raw fish, causes 25% of food poisioning in Japan

diarrhea for 3 days

Question 12

campylobacter jejuni

Answer 12

secretory or bloody diarrhea

Question 13

helicobacter pylori

Answer 13

duodenal ulcers

chronic gastritis

Question 14

bacteroides fragilis

Answer 14

abscesses in GI and pelvis

Question 15

bacteroides melaninogenicus

Answer 15

necrotizing anaerobic pneumonia

periodontal disease

Question 16

fusobacterium

Answer 16

necrotizing anaerobic pneumonia
periodontal disease
abdom/pelvic abscess
otitis media

Question 17

haemophilus influenzae

Answer 17

ENCAPSULATED
meningitis 
acute epiglottitis 
septic arthritis 
sepsis
pneumonia

NONENCAPSULATED
otitis media
sinusitis

Question 18

haemophilus ducreyi

Answer 18

chancroid = painful genital ulcer

swollen lymph nodes

Question 19

gardnerella vaginalis

Answer 19

bacterial vaginitis = smelly discharge, pruritus, dysuria

Question 20

bordetella pertussis

Answer 20

whooping cough:
catarrhal phase = flulike, highly infectious
paroxysmal phase = cough, lymphocytosis
recovery stage

Question 21

legionella pneumophila

Answer 21

pontiac fever = HA, fever, mm aches

legionnaires disease = pneumonia, fever, non-productive cough

Question 22

yersinia pestis

Answer 22

F1 antigen, V and W proteins
bubonic plague = regional lymph nodes swell (bubo), high fever, conjunctivitis 
sepsis 
pneumonic plague 
subQ hemorrhage = "black death"

Question 23

francisella tularensis

Answer 23

Tularemia:
ulceroglandular = ulcer, nodes swell
pneumonia
oculoglandular
typhoidal = abdom pain, fever

Question 24

brucella 
melitensis = goats
abortus = cattle
suis = pigs
canis = dogs

Answer 24

undulating fever = peaks in evening and returns to normal by morning, weakness, anorexia

Question 25

pasteurella multocida

Answer 25

dog/cat bite | wound infections

Question 26

chlamydia trachomatis

Answer 26

``` Life cycle = EB --> initial body trachoma = eyelashes curl in and scar cornea --> blindness ophthalmia neonatorum infant pneumonia PID urethritis/epididymitis/prostatitis ```

Question 27

chlamydophila psittaci

Answer 27

psittacosis = atypical pneumonia (fever, dry cough)

Question 28

chlamydophila pneumoniae (TWAR)

Answer 28

atypical pneumonia

Question 29

rickettsia rickettsii

Answer 29

``` Rocky Mountain Spotted Fever: fever conjunctivitis HA rash on wrists/ankles, palms/soles Weil-Felix rxn = + 19, 2 ```

Question 30

rickettsia akari

Answer 30

rickettsial pox = rash similiar to chicken pox | Weil-Felix rxn = negative

Question 31

rickettsia prowazekii

Answer 31

``` epidemic louse-borne typhus: abrupt fever HA rash (spares palms/soles) delirium/stupor gangrene of hands/feet Brill-Zinsser disease = reactivation mild sxs --> NO RASH Weil-Felix rxn = + 19 ```

Question 32

rickettsia typhi

Answer 32

endemic typhus = fever HA rash | Weil-Felix rxn = + 19

Question 33

rickettsia tsutsugamushi

Answer 33

scrub typhus = fever HA eschar at bite site followed by rash

Question 34

bartonella quintana

Answer 34

trench fever = fever HA back pain, lasts for 5 days in intervals of 5 days

Question 35

bartonella henselae

Answer 35

cat-scratch disease | bacillary angiomatosis

Question 36

coxiella burnetii

Answer 36

Q fever = fever HA pneumonia...NO RASH | ONLY RICKETTSIAL DISEASE W/O RASH