Antifungals Flashcards

1
Q

What is the etiology of superficial mycoses candidiasis?

A

Common normal flora that can become an opportunistic pathogen

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2
Q

What fungals can cause candidiasis?

A

Albicans
Glabrata
Krusei
Parapsilosis

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3
Q

What are some risks for candidiasis?

A

Chronic disease(CKD, HIV, DM)
Medications(corticosteriods, immunosuppressants, broad abx)
Vascular access(IV drugs, intravascular catheters)
Other(Recent surgery, prolonged neutropenia, organ transplant)

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4
Q

Who usually gets oral candidiasis?

A

Infants
Elderly
DM pts
Immune deficient
After use of abx/sterioids

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5
Q

What are symptoms of oral candidiasis?

A

Early: asymptomatic
Later: abnormal/diminished taste, pain with eating/swallowing

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6
Q

What shows on a PE for oral candidiasis?

A

Beefy red, edematous mucosa of oral cavity
White plagues in the mouth(removable)

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7
Q

How do you diagnose oral candidiasis?

A

Clinically
KOH prep(budding yeasts, pseudohyphae)
Culture

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8
Q

How do you treat oral candidiasis?

A

Nystatin
Clotrimazole
Miconazole
Fluconazole(PO, rest are topical)
Gentian violet

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9
Q

Who usually gets esophageal candidiasis?

A

HIV+
Immunosuppressed

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10
Q

What are symptoms of esophageal candidiasis?

A

Odynophagia(painful swallowing)
Nausea
Reflux
Oral thrush(PE finding)

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11
Q

How do you diagnose esophageal candidiasis?

A

Endoscopy

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12
Q

How do you treat esophageal candidiasis?

A

Fluconazole(PO, IV)
Itraconzaole(PO)
Voriconazole, posaconazole, echinocandin(if resistant to fluconazole)

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13
Q

Who usually gets vulvovaginal candidiasis?

A

75% of women once in their lifetime
HIV
Pregnancy
Abx use
Uncontrolled DM

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14
Q

What are the symptoms of vulvovaginal candidiasis?

A

Itching, burning, pain around genital area
“cottage cheese” discharge

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15
Q

What are the PE findings of vulvovaginal candidiasis?

A

Erythematous, edematous mucosa
Erythema, edema, excoriations of external genitialia
“cottage cheese” discharge(removable)

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16
Q

How would you diagnose vulvovaginal candidiasis?

A

Clinically
KOH prep
Culture

Same as CE

17
Q

How do you treat VC?

A

Miconazole, clotrimazole, terconazole (topical)
Fluconazole, Ibrexafungerp (PO)
Azoles, probiotics (prophylactic)
Gentian violet, boric acid

18
Q

Who usually gets candidiasis intertrigo?

A

Warm, moist environments(skin folds)
Obese
Tight clothes
Sweating
Incontinence
DM
Immosupression meds

19
Q

What are some symptoms of CI?

A

Could be symptomatic
Itching or burning

20
Q

What shows up on a PE for CI?

A

Plagues on skin folds
Papules and pustules

21
Q

How do you diagnose CI?

A

Same as CV and CE

22
Q

How do you treat CI?

A

Weight loss, control DM, different clothes
Talc, nystatin powder
Topical azaleas or nystatin
Fluconazole(PO)

23
Q

How do you treat CI?

A

Weight loss, control DM, different clothes
Talc, nystatin powder
Topical azaleas or nystatin
Fluconazole(PO)

24
Q

What are all the dermatophytes(tines) and location?

A

Capitis: scalp
Corpis: body(ring worm)
Cruris: groin(jock itch)
Pedis: food(athletes foot)
Unguium: nail(onychomycosis)
Versicolor: body(not a true tinea)

25
Q

What does dermatophytes feed off of?

A

Keratin
Infect skin, nails, and hair

26
Q

What shows up on a KOH prep for dermatophytes?

A

Segmented hyphae

27
Q

Who usually gets T capitis?

A

Children
Spread via child-to-child contact

28
Q

How is T capitis presented?

A