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myco Flashcards

1
Q

Chromoblastomycosis

“fonseka’s Pedro’s Compact Car is Very Wet”

A 
Fonsecaea pedrosoi
Fonsecaea compactum
Cladosporium carrionii
Phialophora verrucosa
Exophilia aquaspersa
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2
Q

Fungi that Fluoresce

A 
"All Good Cats and Dogs Fight Sometimes"
A udouinii
G ypseum
C anis
D istorteum
F errugineum
S choenleinii
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3
Q

Trichophyton Species

A 
“Say Say Violet, You’re Going Right to Town”
S udanese
S choenleinii
V iolaceum
Y aoundei
G ourvilii
R ubrum
T onsurans
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4
Q

Actinomadura madurae

A

yellow – white

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5
Q

Actinomadura pelletieri

A

red – most common in Africa

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6
Q

Nocardia asteroides– common in Central America

A

white

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7
Q

Nocardia brasiliensis found Mexico (most common; acid fast)

A

white

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8
Q

N. otitidiscaviarum

A

white

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9
Q

Nocardiopsis dassonvillei

A

cream

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10
Q

Streptomyces somaliensis

A

yellow – white to brown

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11
Q

Rhinosporidiosis

Protothecosis

A

Non-Fungi Causing Fungal-like Disease

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12
Q

• Polyps and granulomatous lesions in nose, mouth, and eyes

A

Rhinosporidiosis

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13
Q

Rhinosporidium seeberi aquatic protozoa
• Large sporangium 250-350 microns that look like raspberries
• Red with mucicarmine

A

Rhinosporidiosis

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14
Q
  • Cryptococcus
  • Histoplasmosis
  • Penicilliosis
  • Coccidioidomycosis
A

Umbilicated Lesions

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15
Q

Prototheca wickerhamii

• Achloric algae

A

Protothecosis

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16
Q

• Morula - “soccer ball” 8-20 microns

A

Protothecosis

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17
Q
  • Immunocompromised patients

* Olecranon bursitis common

A

Protothecosis

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18
Q

Cryptococcosis #1

A

• C. neoformis

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19
Q
  • HIV disease

* Pigeon droppings

A

Cryptococcosis

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20
Q
  • Capsulated
  • Gelatinous and granulomatous pattern
  • India ink for capsule
A

Cryptococcosis

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21
Q

• #1 opportunistic fungus #1

A

Candidiasis

• C. albicans

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22
Q
  • fluconazole resistance
A

• C. glabrata

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23
Q

• C. parapsilosis -

A

chronic paronychia

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24
Q

• C. tropicalis -

A

disseminates to skin

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25
Q

• C. dubliniensis -

A

mucosal disease in HIV

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26
Q

• Absidia, Rhizopus, Mucor

A

Zygomycetes

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27
Q

• Vascular invasion with necrosis of tissue

A

Zygomycetes

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28
Q

– Acidotic DM

A

• Rhinocerebral

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29
Q

• Non-septate, wide-ribbon-like hyphae with 90-degree branching

A

Zygomycetes

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30
Q

1Zygomycetes

A

• Rhizopus

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31
Q

Hyalohyphomycosis

A

• Non-pigmented hyphae

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32
Q

– Looks like aspergillus on biopsy, is a Hyalohyphomycosis

A

• Fusarium

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33
Q

– #1 in burn patients

– Necrotic

A

• Fusarium

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34
Q

• Dematiaceous fungi

A

Phaeohyphomycosis

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35
Q

• Alternaria -

A

hand grenade Phaeohyphomycosis

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36
Q

• Curvularia

A
  • curved Phaeohyphomycosis
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37
Q

• Exophilala, bipolaris, wangiella

A

Phaeohyphomycosis

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38
Q 
• Ubiquitous in nature
• Opportunistic
• Pulmonary
• Cutaneous
– Due to trauma
– Hemorrhagic and escharotic
A

Aspergillosis

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39
Q

Aspergillosis #1

A

• A. fumigatus

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40
Q
  • Septate hyphae with 45-degree angle branching

* Conidia with fruiting heads

A

Aspergillosis #1

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41
Q

• Bamboo rats (Southeast Asia)

A

Penicilliosis

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42
Q

• “Hand bones” or “broom” appearance

A

Penicilliosis

– Cladosporum looks similar

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43
Q

Penicilliosis acused by

A

• P. marneffei

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44
Q

• Molluscum-like

A

Penicilliosis

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45
Q

Sickle-shaped

46
Q

• Vase of flowers appearance

A

Phialophora

47
Q
  • Primary disease in lung
  • Supraclavicular LAD
  • Destructive facial lesions
  • Brazil
A

Paracoccioidomycosis

48
Q

Rhinocladiella appearance

A

• Bottle-brush

49
Q

• “Mariner’s wheel”

A

Paracoccioidomycosis

50
Q

• P. brasiliensis

A

Paracoccioidomycosis

51
Q

Histoplasmosis• Primary skin disease is

common T/F

52
Q
  • River valleys in East (Ohio)( EOH)

* Bat and bird (starling) guano

A

Histoplasmosis

53
Q

• H. capsulatum

Small organisms on histopathology

A

Histoplasmosis

54
Q
  • Southeast US (EB)

* Pulmonary

A

Blastomycosis• B. dermatitidis

55
Q

– Face
– Mucous membranes
• Verrucous and ulcerative

A

Blastomycosis• B. dermatitidis

56
Q

• Thick-walled, broad-based budding

A

Blastomycosis

57
Q

• C. immitis

A

Coccidioidomycosis

58
Q
  • Southwest(WC)

* Pulmonary

A

Coccidioidomycosis

59
Q

• Very rare skin

A

Coccidioidomycosis

Histoplasmosis

60
Q
  • Dematiaceous

* Soles, webs, paronychia, and nails

A

Scytalidium

61
Q
  • Keloidal
  • Dolphins frequently infected
  • “Chain of coins”
A

Lobomycosis

62
Q

• Lacazia loboi (Loboa loboi - older

name)

A

Lobomycosis

63
Q

Chromoblastomycosis #1

A

• Fonsecaea pedrosoi

64
Q

• “Copper pennies” on path

A

• Saprophytic

65
Q
  • Foot #1

* Tumefaction, sinuses, grains

66
Q

• Hyphae with “delicate daisies”

A

Sporotrichosis

• S. schenckii

67
Q
  • Lives in soil

* Direct inoculation

A

Sporotrichosis

68
Q

Sporotrichosis Rx

A

• Itraconazole, SSKI

69
Q

true fungus

A

Eumycotic -Mycetoma

70
Q

filamentous bacteria

A

Actinomycotic -Mycetoma

71
Q

– Bullous T. pedis
– Spiral hyphae
– Urease +

72
Q

• T. concentricum

A

– Antler-like

73
Q

– Chains of macroconidia

A

• T. verrucosum

74
Q

– Tortuous, branching hyphae

A

• T. violaceum

75
Q

– Favus

– “Antler-like” favic chandeliers

A

• T. schoenleinii

76
Q

– “Birds on a wire”

– Pencil macroconidia

A

• T. rubrum

77
Q

– #1 T. capitis in US

A

• T. tonsurans

78
Q

– #1 dermatophyte worldwide overall

A

• T. rubrum ( not for tinea capitis)

79
Q

– “Balloons on a wire”
– Torpedo macroconidia
– Thiamine

A

• T. tonsurans

80
Q

– T. cruris and pedis
– NO HAIR
– Beaver-tail or “snowshoe” appearance

A

• E. floccosum

81
Q

– Formerly #1 in T. capitis

A

• M. audouinii

82
Q

– Pointed ends

A

• M. audouinii

83
Q

– #1 T. capitis worldwide

A

• M. canis

84
Q

– “Dog-tails”

– Thick-walled

85
Q

– Geophilic

A

• M. gypseum

86
Q

– “Pig snout”

A

• M. nanum

87
Q

– Wedge-shaped hair changes

no pigment production

88
Q

no change in hair shaft

A

• T. rubrum

89
Q

– Pigment producing

90
Q

T. equine-

91
Q

T. megninii-

92
Q

– T. concentricum

– Polycyclic scaly plaques

A

• T. imbricata

93
Q

• T. unguium

A

– Distal Lateral Subungual

94
Q

T. flocc, T. mentag

A

– Interdigital - T. pedis

95
Q

E. flocc, T. rubrum

A

– Moccasin -T. pedis

96
Q

– E. floccosum, T. rubrum and mentag

A

• T. cruris

97
Q

• T. profunda

A

– Verrucous lesions

98
Q

• Majocchi’s

A

– T. rubrum

99
Q

• T. barbae
– T. mentag and verrucosum

-

A
  • inflammatory
100
Q

• T. barbae

– T. violaceum and rubrum

A
  • superficial
101
Q

• T. barbae– M. canis -

102
Q

• T. barbae– E. floccosum

A

– Verrucous

103
Q

• P. versicolor #1 cause

A

– Malassezia globosa

104
Q

• M. canis, tonsurans, verrucosum, mentag

A

– Kerion

105
Q

– T. rubrum, mentag, tonsurans and M. canis

A

• T. corporis

106
Q

• T. rubrum, gourvilli, yaounde, tonsurans,

schoenleinii, violaceum

A

– Endothrix

• Black dot ringworm

107
Q

– T. mentag, rubrum, verrucosum, megninii, gypseum, nanum

A

• Nonfluorescent

108
Q

– Wood’s lamp color TV

– Olive oil overlay

A

– Lipophilic, yellow

109
Q

Trichosporanosis can cause

in immunocompromised

A

• Systemic disease

110
Q

• Piedraia hortae color

111
Q

• Trichosporon beigelii

hair nail, plants,myco photo (4 decks)

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