Class 6/11 Flashcards

1
Q

what is the most common form of B anthrax

A
cutaneous eschar (thick scab) like formation
bacillary dysentery
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2
Q

what do you see pseudomembranes with

A

cornebacterium

mononucleosis

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3
Q

What can Moraxella cattarhalis cause in children? in adults?

A

children- common cause of otitis media

adults- COPD exacerbation

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4
Q

common causes otitis media in chilren

A

strep pneumoniae
H influenzae
Moraxella cattarhalis
HACEK group

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5
Q

What does legionella cause

A

patchy bronchopneumonia

rarely interstitial

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6
Q

Tularemia (Franisella) can cause what

A

severe infection even in regional lymph nodes

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7
Q

what are the vectors for rickettsia

A

arthropods

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8
Q

What area is endemic to leprosy in US

A

Louisiana

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9
Q

describe path of sporotrichosis fungus

A

along lymphatic channels

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10
Q

mycoplasma pneumonia causes what

A

interstitial pneumonia

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11
Q

What does ureaplasma cause

A

non gonococcal urethritis

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12
Q

What are the main differences of S typhi and Y enterocolitca clinical manifestations

A

S typhi has cutaneous rose spots
Y entero does not have cutaneous manifestation
Ab for S typhi, not Y entero

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13
Q

which bacteria causes “pseudo appendicitis”

A

Y enterocolitica

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14
Q

Of the urea spliters which ones are part of normal flora

A

ureaplasma urealyticum

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15
Q

What are the clinical manifestations of proeus mirabilis urethritis

A

acute pyleonephritis, cystitis

sepsis(immunocompromised)

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16
Q

What Dx lab can you use to confirm proteus mirabilis

A

Weil Felix

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17
Q

Klebsiella causes what

A

necrotizing pneumonia
red jelly
like staph

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18
Q

what type of pneumonia is from mycoplasma

A

interstitial

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19
Q

most common diarrhea worldwide

A

campylobacter

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20
Q

Worst 2 organisms of significant diarrhea

A

shigella ad salmonella

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21
Q

Pneumocystis carinii is protozoa or fungi?

A

fungi

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22
Q

What gram + organisms have an exotoxin activated by lysogenic phage

A
strep pyogenes (Group A beta hemolytic strep)
corynebacterium diphtheriae
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23
Q

how does scarlet fever spread

A

axially(center)
does not affect face
avoids antecubital fossa and popliteal fossa

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24
Q

what is another name of Strep agalactiae

A

Group B strep

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25
Q

Optigen discs are used for what

A

Dx strep pneumoniae

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26
Q

double vision, difficulty speaking, dysphonia dysphagia/ Dx?

A

botulinum toxin poisoning
4Ds
give anti-toxin

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27
Q

Vi Ag on gram - rod, Dx?

A

Salmonella typhi

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28
Q

red/blue lesions in the mouth are called what and assoc with what

A

koplik spots

measles

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29
Q

What viruses are sexually transmitted

A

HSV herpes 1 2
Hep B
HPV
HIV

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30
Q

What are the sexually transmitted bacterial infections

A
Neisseria
Treponema Pallidum
H ducreyi
Granuloma inguinale
Lymphogranuloma venerum (disease)
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31
Q

What is a common STD protozoan

A

trichomonis vaginalis

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32
Q

what patient population has severe pneumonia if contract CMV also

A

marrow transplant patients

33
Q

What patient population contracts retinitis if infected with CMV

A

AIDS

34
Q

what systems do viruses commonly invade

A

respiratory and GI

35
Q
high fever, b/l conjunctivitis, photophobia
lesions in mouth
reddish bumpy rash on face now on chest
\+ paramyxovirus
Dx? and most feared complication?
A

Measles

Encephalitis

36
Q

Waterhouse-Friedrichson syndrome is seen when and is what

A

with N meningitidis

b/l adrenal hemorrhage

37
Q

What is Reyes syndrome

A

encephalitis hepatic syndrome

URI or true influenza with aspirin

38
Q

What is a late manifestation of measles

A

subacute sclerosing panencephalitis

39
Q

When were H1N1 outbreaks

A

1918 2009

40
Q

When were the H5N1 outbreaks

A

1997

41
Q

When was the H7N9 outbreak

A

2013

42
Q

What syndrome can be caused by influenza virus

A

interstitial pneumonia

43
Q

Epidemic forms of influenza are what type

A

type A because can infect other mammals

44
Q

What are the paramyxoviruses

A
parainfluenza
RSV
metapneumovirus
mumps
measles
45
Q

Hep D occurs with what

A

Hep B(the only DNA)

46
Q

What are main opportunistic infections of AIDS patients

A

PCP

CMV

47
Q

what malignancies are assoc with AIDS

A

kaposi
primary CNS lymphomas- B cell
HPV

48
Q

What are the most common culprits for respiratory illness in children

A

RSV, metapneumovirus, parainfluenza, rhinovirus, adenovirus

49
Q

Parvo b19 causes what in infants

A

non-immune hydrops

50
Q

what are the flaviviruses

A

SLE
yellow fever
dengue
West nile virus

51
Q

What is carried in some rodents in SE US

A

hantavirus

52
Q

what type of virus is polio

A

entero

53
Q

Coxsackie B has been assoc with what inflammations

A

pericarditis and myocarditis

54
Q

what virsues cause common cold

A

rhinovirus

coronavirus

55
Q

SARS is what virus family

A

coronavirus

56
Q

What viruses cause diarrhea

A

calicivirus
rota
adeno
astro

57
Q

what causes the diarrheal diseases on cruise ships

A

norovirus

part of calici family

58
Q

What are signs of SARS

A

fever, myalgias, chills
dry cough pleurisy and SOB
sore throat, rhinorrhea
ARDS

59
Q

What are characteristic of rhabdovirus

A

negri bodies in the neurons

60
Q

What are the filoviruses

A

Ebola and Marburg

61
Q

What are the arenaviruses

A

lassa fever
south american hemorrhagic fever viruses
Rift valley fever

62
Q

What is the cycle of lassa fever

A

48 hour cycle

looks like ricen poisoning

63
Q

What are the subcut fungi

A

sporotrichosis, chromoblastomycosis

64
Q

What are the systemic fungi

A

histoplasmosis
blastomyces
coccidiodomycosis- SW

65
Q

what is sporotrichoid spread

A

spreads along lymphatics

not necessarily from sporotrichosis

66
Q

what does cryptococcosis cause

how do you stain

A

low grade encephalitis

india ink stain of CSF

67
Q

What are the angioinvasive fungi

A

aspergillosis

mucormycosis

68
Q

which fungus has pseudohyphae form

A

candida in yeast form

69
Q

what fungus does have hyphae form

A

aspergillosus

and mucormycosis too

70
Q

What are the fungus like bacteria

A

actinomyces- gram +with sulfur granules

Nocardia- gram + acid fast

71
Q

Nocardia is mistaken for what type of infection

A

M TB

72
Q

What malaria causes cerebral symptoms

A

falciprum

73
Q

babesiosis is seen where in US

A

south

74
Q

What causes chagas and what are signs

A

acalasia (distal esophageal diseases)
no peristaltic wave
trypanosoma cruzi

75
Q

What are the intestinal amoebas

A

ameba
giardia lamblia
cryptosporidium

76
Q

What are the groups of nematodes

A

intestinal
blood/tissue
cutaenous larval migrans

77
Q

What are the groups of platyhelminths

A

trematodes(flukes)

cestodes (tapeworms)

78
Q

12 y/o on pig farm
lethargic, low grade fever, stomach pain, aching mm
eosinophlia
unremarkable CXR

A

Trichinella spiralis