Diseases

Question 1

cat scratch disease

Answer 1

bartonella henselae

Question 2

diptheria

Answer 2

klebs-loeffler bacterium/coryncebacterium (aerobic g+)

Question 3

mucous membrane chlamydia

Answer 3

C trachomatis

genitals, eyes, infant pneumonia

Question 4

respiratory chlamydia

Answer 4

C pneumonia
pharyngitis, bronchitis, pneumonia
School age children mild bronchitis/pneumonia, atypical pneumonia

Question 5

psittacosis chlamydia

Answer 5

C psittaci

mild fever/headache, dry cough, sometimes pneumonia

Question 6

traveler’s diarrhea V

Answer 6

rotavirus, norovirus, adenovirus (all non-enveloped capsids)

Question 7

travelers diarrhea B

Answer 7

vibrio cholerae, ETEC (toxogenic), EPEC (pathogenic), EAEC (aggregative)

Question 8

travelers diarrhea P

Answer 8

giardia, cryptosporidium

Question 9

bloody diarrhea B

Answer 9

Shigella, Shiga-toxigenic E. coli (StEC, EHEC), EIEC (invasive), campylobacter jejuni, non-typhi-salmonella, yersinia

Question 10

bloody diarrhea P (dysentery)

Answer 10

entamoeba histolytica

Question 11

intoxication V + B

Answer 11

V: none (mimicked by norovirus)
B: staph aureus enterotoxins, bacillus cereus enterotoxins

Question 12

enteric/typhoid fever

Answer 12

salmonella typhi & para-typhi (other systemic invasive enteropathogens: listeria, brucella, non-typhi salmonella, yersinia)

Question 13

Haemophilus influenzae

Answer 13

normal flora, meningitis pneumonia bronchitis otitis media, 6mo-2yr, polysacc capsule

Question 14

bordetella pertussis

Answer 14

whooping cough, toxin pertussis

Question 15

legionella pneumophila

Answer 15

reservoir: rivers/streams/amebae, ac water-cooling tanks;
legionnaires disease (atypical pneumonia), pontiac fever;
no human-to-human transmission

Question 16

chlamydia pneumoniae

Answer 16

school age children (mild pneumonia/bronchitis), atypical pneumonia

Question 17

mycoplasma pneumoniae

Answer 17

“walking pneumonia” mild illness, atypical pneumonia

Question 18

trichomonas

Answer 18

STD, vaginitis, urethritis

Question 19

plasmodium

Answer 19

malaria

Question 20

trypanosomes

Answer 20

infect blood: chagas disease, african sleeping sickness

Question 21

leishmania

Answer 21

infect bone marrow, liver, spleen

Question 22

toxoplasma

Answer 22

CNS infection, encephalitis, cats

Question 23

pneumocystis

Answer 23

pneumonia in AIDS pts

Question 24

syphilis

Answer 24

treponema pallidum

Question 25

h pylori virulence factors

Answer 25

CagA (cytotoxin-associated gene A), VacA (vacuolating cytotoxin A) alleles

Question 26

superantigens

Answer 26

s.aureus, s.pyogenes, clostridium, ebv, sars-cov2