Cutaneous Mycoses Flashcards

(27 cards)

1
Q

Cutaneous Mycoses caused by

A

Dermatophytes
Keratophillic
Utilizekeratin

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2
Q

Cutaneous Mycoses

Disease process is unique for two reasons

A
  1. No living tissue is invaded like the superficial Mycoses only dead tissue
  2. Dependent on human/animal for survival
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3
Q

Cutaneous Mycoses

3 anamorphic genera

A

Microsporon
Trichophyton
Epidermophyton

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4
Q

Microsporan

A

Microconidia rarely present
Macroconidia are numerous (except M. Audounii)
Found in skin and hair

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5
Q

Microsporon

M. Cania

A

Spindle shaped
Thick walled
Terminal knobs

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6
Q

Microsporon

M. gypseum

A

Thin rough walled macroconidia

Slightly rounded terminal knob

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7
Q

The only endothrix

A

Trichophyton

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8
Q

Trichophyton abundant in microcondia except

A

T. Schoenleinni

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9
Q

Trichophyton

Great plight microcondia
Pyrifrom microcondia with spiral or coiled hyphae

A

T. Mentagrophytes

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10
Q

Trichophyton

Tear drop microconidia
Pyrifrom and clavate microconida

A

T. Rubrum

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11
Q

No microconidia

Numerous macroconidia

A

Epidermophyton

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12
Q

Microsporon
Trichophyton
Epidermophyton

A

Microsporon - skin and hair
Trichophyton - skin , hair and nails
Epidermophyton - skin and nails

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13
Q

Epidermophyton

Smooth, thin walled
Club like macroconidia in cluster
Only involved in humans

A

E. Floccosum

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14
Q

Athletes foot
Chronic infection of toe webs
Itching between toes and vesicles

A

Tinea pedis

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15
Q

Onychomycosis
May follow prolonged Tinea pedis
Nails become yellow, brittle, tricked and crumbly

A

Tinea ungulum

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16
Q

Annular lesion of ring worm with scaly, central clearing surrounded by RED advancing border that may dry or vesicular

A

Tinea corporis

17
Q

Jock itch
Occurs in groin area
Males
Dry, itchy lesion starting on the scrotum and spread to the groins

18
Q

Involves the hands and fingers

Dry scaly lesions of one or both hands, single or more fingers

19
Q

Chief cause of black dot capitis

Endothrix infection n

20
Q

Ringworm of the scalp and bearded region

A

Tinea capitis and Tinea barbae

21
Q

Diagnosis

A

Wet mount with 10% KOH

22
Q

Diagnosis

Spore surrounding hair shaft

23
Q

Diagnosis

Spores inside hair shaft

24
Q

Characterized by saucer shaped

A

TINEA capitis

25
Infected hair have a waxy of hyphal elements (scutulum) surrounding the base of the hair follicle at the scalp line
T. Schoenleinii
26
May tables din
Sa trans
27
Cutaneous Mycoses also called
Ring worm