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OTC Therapy > Fungal Skin Infections > Flashcards

Fungal Skin Infections Flashcards

1
Q 
Tinea pedis
Tinea unguium
Tinea corporis
Tinea cruris
Tinea capitis

Which is athletes foot?

A

Tinea pedis

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2
Q 
Tinea pedis
Tinea unguium
Tinea corporis
Tinea cruris
Tinea capitis

Which is jock itch?

A

Tinea cruris

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3
Q 
Tinea pedis
Tinea unguium
Tinea corporis
Tinea cruris
Tinea capitis

Which one affects nails?

A

Tinea unguium

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4
Q 
Tinea pedis
Tinea unguium
Tinea corporis
Tinea cruris
Tinea capitis

Which one affects the body?

A

Tinea corporis

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5
Q 
Tinea pedis
Tinea unguium
Tinea corporis
Tinea cruris
Tinea capitis

Which one affects the scalp?

A

Tinea capitis

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6
Q 
Tinea pedis
Tinea unguium
Tinea corporis
Tinea cruris
Tinea capitis

Which one can not be treated via self-care?

A

Tinea unguium + Tinea capitis

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7
Q 
Tinea pedis
Tinea unguium
Tinea corporis
Tinea cruris
Tinea capitis

Which is the most prevalent?

A

Tinea pedis

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8
Q

How is tinea unguium treated?

A

Terbinafine, itraconazole, or surgery

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9
Q

Tinea cruris is more common in the (warmer/colder) weather

A

Warmer

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10
Q

What are the general fungi species?

A
  1. Trichophyton
  2. Microsporum
  3. Epidermophyton
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11
Q

Trichophyton
Microsporum
Epidermophyton

Which does not affect the scalp?

A

Epidermophyton

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12
Q

Trichophyton
Microsporum
Epidermophyton

Which one does affect the scalp?

A

Trichophyton + Microsporum

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13
Q

Trichophyton
Microsporum
Epidermophyton

Which one primarily affects body?

A

Microsprum

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14
Q

Trichophyton
Microsporum
Epidermophyton

Which one affect the nail, feet, groin, and sometimes body?

A

Trichophyton

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15
Q

What is the most common complaint of these fungal infections?

A

Itching

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16
Q

What are the two factors of dermatophyte exposure and ioculation?

A

Size + lesion duration

17
Q

Which tinea does NOT have FDA approved OTC products for self-treatment?

A. Pedis
B. Cruris
C. Capitis
D. Corporis

A

C. Capitis

18
Q 
Tinea pedis
Tinea unguium
Tinea corporis
Tinea cruris
Tinea capitis

Which one has 4 variants?

A

Tinea Pedis

19
Q

In the first variant of tinea pedis, what kind of bacteria might make it worse?

A

Gram negative

20
Q

How should you treat tinea unguium?

A

Nail revitalizer (not anti-fungal) apply over entire nail, scrub for 1 min, dry it repeat daily for 3 weeks

21
Q

An exclusion would be treatment for ___ weeks with not improvement of ___ weeks with tolnaftate

A

> 4 + 6

22
Q

When should you use aluminum acetate?

A

To soak or compress; to dry vesicles and weeping; use TID for 1 wk before starting anti-fungal

23
Q

When should you stop using antifungals?

A

Entire 4 weeks, not when it looks better

24
Q

FDA approval of antifungals require what to demonstrate effectiveness

A

1 well designed clinical trial

25
Q

Clotrimazole and Micronazole are (fungistatic/fungicidal)

A

Both

26
Q

Terbinafine is (fungistatic/fungcidal)

A

Fungicidal

27
Q

How often should you apply clotrimazole / miconazole?

A

BID for 4 wks; jock itch = 2 wks

28
Q

What drug interaction does clotrimazole / miconazole has?

A

Warfarin

29
Q

How often should you apply Terbinafine?

A
  1. BID for 4 wks;
  2. Between toes = 1 wk,
  3. Soles of feet = 2 wks,
  4. Jock itch, or body = QD for 1 wk
30
Q

Butenafine is (fugistatic/fungicidal)

A

Fungicidal

31
Q

How often should you apply Butenafine?

A
  1. Athletes foot: BID for 1 wk, then QD for 4 wks

2. Jock itch + body ringworms: QD for 2 wks

32
Q

What is the only FDA approved RX for preventing and treating tinea infections?

A

Tolnaftate

33
Q

Tolnaftate (solution/cream) is better in the cold because it solidifies and liquefies when warm

A

solution (1%)

34
Q

How should you use Aluminum Salts (Domeboro packets)?

A

Soak foot for 20 min TID; dont use for too long as it can cause tissue necrosis

35
Q

What is a keratolytic agent that you could recommend?

A

Whitfield’s Ointment; enhances skin penetration of anti-fungal. Should be used on thicker skin

OTC Therapy (43 decks)

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