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MYCOVIRO Final > MYCOSES > Flashcards

MYCOSES Flashcards

1
Q
  • The fungal infection is in the OUTERMOST part of the skin (KERATIN)
  • NO immune response
A

Superficial Mycoses

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2
Q

Superficial Mycoses Organisms: (MHPT)

A

Malassezia furfur (Skin)
Hortaea werneckii (Skin)
Piedraia hortae (Hair)
Trichosporon beigielli (Hair)

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3
Q

Malassezia furfur (Skin)
Infection: ____ ____
- Pale patches, dry scaly skin
- Fawn -colored spots in fair skin

A

Tinea versicolor

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4
Q

T/F
Tinea Versicolor is also known as Pityriasis versicolor

A

TRUE

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5
Q

Malassezia furfur (Skin)
Lab Diagnosis:
- ____ under the microscope
- ____ fluorescence (+)
- ____

A

Spaghetti and meatballs
Wood’s lamp
Lipophilic

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6
Q

Hortaea werneckii (Skin)
Infection: ___ ___
- brown to black non-scaly macules in on palms/soles

A

Tinea nigra

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7
Q

Hortaea werneckii (Skin)
Lab Diagnosis

A

Greenish black colonies

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8
Q

Piedraia hortae (Hair)
Infection: ____ ____
- brown to black crusts/nodules on hair

A

Black Piedra

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9
Q

Piedraia hortae (Hair)
Lab DIagnosis:
- ____ containing ____ ascospores
- ____ restricted colonies

A
  • Asci containing 8 ascospores
  • Brown restricted colonies
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10
Q

Trichosporon beigielli (Hair)
Infection: ____ ____
- light brown soft nodules

A

White Piedra

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11
Q

Trichosporon beigielli (Hair)
Lab Diagnosis

A
  • Arthroconidia
  • Yeast-like colonies
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12
Q
  • Outer-inner part of the skin
  • Can elicit immune response
A

Cutaneous Mycoses

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13
Q

Cutaneous Mycoses Infections (FCBCCPU)

A
  • Tinea favosa
  • Tinea Capitis
  • Tinea barbae
  • Tinea corporis/ Tinea imbricata
  • Tinea cruris
  • Tinea pedis
  • Tinea unguium (onychomycosis)
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14
Q
  • Body part Infected: Scalp
  • Organism: T. schoenleinii
A

Tinea favosa

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15
Q
  • Body part Infected: Scalp
  • Organism: M. audouinii, M. ferrugineum, T. tonsurans, T. violaceum
A

Tinea Capitis

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16
Q
  • Body part Infected: Beard
  • Organism: Trichophyton
A

Tinea barbae

17
Q
  • Body part Infected: Body
  • Organism: Trichophyton, Microscporum, T.concentricum
A

Tinea corporis/ Tinea imbricata

18
Q
  • Body part Infected: Groin
  • Organism: Epidermophyton
A

Tinea cruris

19
Q
  • Body part Infected: Feet
  • Organism: Trichophyton, Epidermophyton
A

Tinea pedis

20
Q
  • Body part Infected: Nails
  • Organism: Trichophyton, Epidermophyton
A

Tinea unguium (onychomycosis)

21
Q
  • The fungi already disseminated in the body that can affect internal organs and deep tissues of the body
  • All fungi under systemic are dimorphic (has both yeast and mold phase)
A

Systemic Mycoses

22
Q

Systemic Mycoses Organisms (BHCPS)

A
  • Blastomyces dermatitidis
  • Histoplasma capsulatum
  • Coccidiodes immitis
  • Paracoccidioides brasiliensis
  • Sporothrix schenckii
23
Q

Ecology: River valleys, basins, soil
Disease: Gilchrist/Chicago/North American, blastomycosis

A

Blastomyces dermatitidis

24
Q

Ecology: Bird/bat guano, alkaline soil
Disease: Cave/Spelunker’s/Darling’s histoplasmosis, reticuloendothelial cytomycosis

A

Histoplasma capsulatum

25
Q

Ecology: Soil
Disease: Desert bumps (erythema nodosum), San Juan Valley fever (erythema multiforme), Desert rheumatism

A

Coccidiodes immitis

26
Q

Ecology: Soil
Disease: South American paracoccidioidomycosis, Lutz-Spledore-Almeida disease, Brazilian mycosis, paracoccidioidal granuloma

A

Paracoccidioides brasiliensis

27
Q

Disease: Sporotrichosis, Rose Handler’s disease

A

Sporothrix schenckii

28
Q

Organism
Mold: OVAL conidia on short conidiophores
Yeast: BROAD-based blastoconidia (budding yeast)

A

Blastomyces dermatitidis

29
Q

Organism
Mold: ROUND, LARGE, tuberculate macroconidia
Yeast: SMALL OVAL yeast

A

Histoplasma capsulatum

30
Q

Organism
Mold: BARREL-shaped arthroconidia (Coccidiodes, Geotritchum, Trichosporon)
Yeast: SPHERULES containing endospores

A

Coccidioides immitis

31
Q

Organism
Mold: STERILE, hyphae chlamydoconidia (rounding up)
Yeast: “mariner’s wheel”, “mickey mouse cap”

A

Paracoccidioides brasiliensis

32
Q

Organism
Mold: SPARSE green aerial hyphae, REDDISH-BROWN vegetative hyphae
Yeast: OVAL to CYLINDRICAL yeastlike

A

Penicillium marneffei

33
Q

Organism
Mold: Conidia in ROSETTE/ SLEEVE pattern
Yeast: CIGAR-shaped

A

Sporothrix schenckii

MYCOVIRO Final (15 decks)

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