Mycoses

studied byStudied by 1 person
0.0(0)
get a hint
hint

Fungous allergies

1 / 279

Tags and Description

280 Terms

1

Fungous allergies

allergies may result from sensitization to specific fungal antigens

New cards
2

Mycotoxicoses

fungi may elaborate or indirectly generate substances that have a toxic effect

New cards
3

Mycoses

Infection produced by fungi which may be classified according to the areas of body affected by fungi

New cards
4

Superficial mycoses

Cosmetic fungal infections of the skin or shaft

New cards
5

Malassezia furfur

Causative agent of tinea/pityriasis versicolor

New cards
6

Tinea/pityriasis versicolor

Chronic recurrent condition involving stratum corneum of skin

New cards
7

Tinea/pityriasis versicolor

Characterized by scaly patches of hypo to hyper pigmentation of skin of moist humid areas

New cards
8

Seborrheic dermatitis

dandruff in adults and Cradle cup in babies

New cards
9

Malassezia furfur

Cluster budding yeast or Spaghetti and meatballs appearance in 10% KOH preparation

New cards
10

Malassezia furfur

fried egg colonies in SDA culture with olive oil overlay

New cards
11

golden yellow fluorescence

appearance of tinea versicolor in Wood's lamp

New cards
12

Positive

Test for urease in M. furfur

New cards
13

Topical lotions: Selenium sulfide shampoo, ketoconazole shampoo or cream, and terbinafine cream

Treatment for Tinea versicolor

New cards
14

Hortaea werneckii

Most common causative agent of tinea nigra

New cards
15

Exophiala werneckii and Phaeoannellomyces werneckii

Other causative agents of tinea nigra

New cards
16

Tinea nigra

Characterized by painless, black, non-scaly patches present on palm and sole (thick skin) more commonly in females

New cards
17

Hortaea werneckii

Black colored yeast-like fungus

New cards
18

Topical ketoconazole cream

Treatment for Tinea nigra

New cards
19

Hortaea werneckii

Branched, septate hyphae with 2 celled oval yeast cells with melanized cell walls

New cards
20

Hortaea werneckii

Black, yeasty colonies that develop short olive gray mycelia with age

New cards
21

Piedra

Infection of hair shaft that produces hair breakage due to poor personal hygiene

New cards
22

White piedra

Fungal infection of facial, axillary, or genital hairs and less common in scalp

New cards
23

White piedra

Soft, white, yellowish, beige, or greenish nodules on hair shaft and less firmly attached

New cards
24

10% KOH or 25% NaOH with glycerol

Microscopic examination for white piedra

New cards
25

Trichosporon beigelii

Causative agent of white piedra

New cards
26

White piedra/Trichosporon beigelii

Intertwined hyaline septate hyphae breaking up into oval or rectangular arthroconidia

New cards
27

White piedra/Trichosporon beigelii

Raised, waxy appearance colonies and radial furrow and irregular folds on SDA or PDA

New cards
28

Positive

Test for urease in T. beigelii

New cards
29

White piedra/Trichosporon beigelii

Showed septate hyphae, arthroconidia, and budding blastoconidia on Lactophenol cotton blue (LPCB) mounts

New cards
30

Black piedra

Fungal infection of hair scalps less common in beard and pubic areas

New cards
31

Black piedra

Hard, dark brown to black gritty nodules firmly attached on hair shaft

New cards
32

Piedraia hortae

Causative agent of black piedra

New cards
33

Black piedra/Piedraia hortae

Compact masses of dark, septate hyphae with round to oval asci containing 2-8 on 10% KOH

New cards
34

Cutaneous mycoses/dermatomyces

Causes Tinea/Ringworm Infections that extend deeper into epidermis

New cards
35

Cutaneous mycoses/dermatomyces

Restricted to keratinized layers of skin, hair, and nails

New cards
36

Dermatophytes

Causative agents of cutaneous mycoses

New cards
37

Microsporum spp.

Infect skin and hair

New cards
38

Epidermophyton spp.

Infect skin and nail

New cards
39

Trichophyton spp.

Infect skin, hair, and nail

New cards
40

Microsporum: Macroconidia

Rough/thin to thick walled and spindle shaped that contains 4-15 cells and numerous in number

New cards
41

Microsporum: Microconidia

Club shaped, single and few in number

New cards
42

Epidermophyton: Macroconidia

Smooth/thin walled and club shaped that contains 2-5 cells and Numerous in number

New cards
43

Trichophyton: Macroconidia

Smooth/thin walled and pencil shaped that contains 3-7 cells and few in number

New cards
44

Trichophyton: Microconidia

Round to club shaped in grapelike clusters and few to numerous in number

New cards
45

Tinea capitis

Ringworm of scalp

New cards
46

Tinea capitis

Circular bald patches with short hair stubs or broken hair within hair follicles

New cards
47

Trichophyton verrucosum

Causative agent of kerion of tinea capitis

New cards
48

Favus

most severe type of tinea capitis

New cards
49

Trichophyton schoenleinii

Causative agent of favus of tinea capitis

New cards
50

Ectothrix

fungus on surface of hair

New cards
51

Microsporum audouinii, Microsporum canis, and Trichophyton mentagrophytes

Causative agents of Ectothrix of tinea capitis

New cards
52

Endothrix

fungus inside hair shaft

New cards
53

Trichophyton tonsurans and Trichophyton violaceum

Causative agents of endothrix of tinea capitis

New cards
54

Tinea barbae

Ringworm of beard hair

New cards
55

Tinea barbae

Edematous and erythematous lesion

New cards
56

Trichophyton rubrum and Trichophyton mentagrophytes

Causative agents of Tinea barbae

New cards
57

Tinea manuum

Ringworm of hands

New cards
58

Tinea manuum

Dry scaling eruption of one palm

New cards
59

Trichophyton rubrum

Causative agent of Tinea manuum

New cards
60

Tinea unguium

Ringworm of nails Also known as onychomycosis

New cards
61

Trichophyton rubrum, Trichophyton mentagrophytes, Epidermophyton floccosum

Causative agents of tinea unguium

New cards
62

Tinea corporis

Ringworm of body

New cards
63

Tinea corporis

Pruritic Clinical patches with advancing red, vesiculated border and central scaling

New cards
64

Microsporum canis and Trichophyton mentagrophytes

Causative agents of tinea corporis

New cards
65

Tinea cruris

Ringworm of groin Also known as Jock Itch

New cards
66

Tinea cruris

Pruritic Erythematous scaling lesion in intertriginous areas

New cards
67

Trichophyton rubrum, Trichophyton mentagrophytes, Epidermophyton floccosum

Causative agents of tinea cruris

New cards
68

Tinea pedis

Ringworm of interdigital spaces of foot Also known as Athlete’s Foot

New cards
69

Acute tinea pedis

itching and red vesicular

New cards
70

Chronic tinea pedis

itching, scaling, and fissures

New cards
71

Trichophyton rubrum, Trichophyton mentagrophytes, Epidermophyton floccosum

Causative agents of tinea pedis

New cards
72

Microsporum audouinii

Pectinate (comb-like) septate hyphae with terminal chlamydoconidia with pointed ends

New cards
73

Microsporum audouinii: Tinea capitis

Intercalary chlamydoconidium

New cards
74

Microsporum canis

Numerous thick-walled, spindle-shaped macroconidia with tapered ends and contains 6-15 cells; Zoophilic

New cards
75

Microsporum canis: Tinea capitis, corporis, and barbae

Pyriform shaped conidia

New cards
76

Microsporum gypseum

Produces numerous thin-walled, elliptical macroconidia and contains 4-6 cells and geophilic

New cards
77

Microsporum gypseum: Tinea capitis, corporis, favosa

Ellipsoidal 4-6 cells in macroconidia

New cards
78

Epidermophyton floccosum

Macroconidia present only

New cards
79

Trichophyton mentagrophytes

Hair Perforation Test (+) and Urease (+)

New cards
80

Trichophyton mentagrophytes

Round clustering microconidia and Cigar shaped macroconidia

New cards
81

Trichophyton mentagrophytes: All types of Tinea

Spiral hyphae “en grappe”

New cards
82

Trychophyton rubrum

Forms deep red reverse on PDA and Tear-drop shaped microconidia

New cards
83

Trychophyton rubrum

HPT (-) and Urease (-)

New cards
84

Trychophyton rubrum: All types of Tinea

“en thyrse”

New cards
85

Trychophyton verrucosum

Produces only chlamydoconidia on SDA or PDA and Elongated rat tail macroconidia on thiamine-enriched media

New cards
86

Trychophyton verrucosum: Tinea corporis and barbae

Ringworm in cattle

New cards
87

Trychophyton verrucosum

Culture requires inositol

New cards
88

Trichophyton tonsurans

Thiamine dependent

New cards
89

Trichophyton tonsurans: Tinea capitis and corporis

Originates from aborigines

New cards
90

Trichophyton schoenleinii: Tinea capitis, favosa, and corporisfavus

Scutula or Permanent hair loss

New cards
91

Trichophyton schoenleinii

Causes favus type of tinea capitis

New cards
92

Favus of Tinea Capitis

pale green in Wood's lamp

New cards
93

Ectothrix of Tinea Capitis

bright green in Wood's lamp

New cards
94

Hair perforation test

put infected hair and small amount of water and a drop of yeast extract solution; Incubate at 30C for 7 days

New cards
95

Trichophyton rubrum

Negative for hair perforation test

New cards
96

Trichophyton mentagrophytes

positive for hair perforation test

New cards
97

Subcutaneous mycoses

infections initially involve the deeper layers of dermis, subcutaneous tissue, or bone. Most infections have a chronic or insidious growth pattern and characterized by granuloma

New cards
98

Sporotrichosis

Chronic subcutaneous pyogranulomatous disease

New cards
99

Rose Gardener’s Disease

Other name of sporotrichosis

New cards
100

Sporothrix schenckii

Thermally dimorphic fungi that can cause sporotrichosis

New cards

Explore top notes

note Note
studied byStudied by 20 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 3455 people
Updated ... ago
4.4 Stars(12)
note Note
studied byStudied by 2 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 2793 people
Updated ... ago
4.9 Stars(25)
note Note
studied byStudied by 5 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 51 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 8 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 13 people
Updated ... ago
5.0 Stars(1)

Explore top flashcards

flashcards Flashcard294 terms
studied byStudied by 22 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard38 terms
studied byStudied by 1 person
Updated ... ago
5.0 Stars(1)
flashcards Flashcard112 terms
studied byStudied by 24 people
Updated ... ago
5.0 Stars(2)
flashcards Flashcard243 terms
studied byStudied by 39 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard32 terms
studied byStudied by 228 people
Updated ... ago
4.8 Stars(8)
flashcards Flashcard49 terms
studied byStudied by 48 people
Updated ... ago
5.0 Stars(2)
flashcards Flashcard34 terms
studied byStudied by 2 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard40 terms
studied byStudied by 4 people
Updated ... ago
4.0 Stars(1)