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Clin Phys > Dermatologic Conditions > Flashcards

Dermatologic Conditions Flashcards

1
Q

What is a lesion with unclear margins and dry flaky skin?

A

Eczema

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2
Q

Which type of condition is an itch that rashes and is IgE mediated?

A

atopic dermatitis

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3
Q

How is atopic dermatitis treated?

A

non-prescrition emollients
topical steroids

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4
Q

What is raw, red, dry skin caused by irritating substance?

A

irritant contact dermatitis

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5
Q

How is irritant contact dermatitis treated?

A

protect the skin:
gloves
zinc oxide

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6
Q

What are red vesicular lesions are Tcell mediated and usually seen with poison ivy, oak, and sumac?

A

allergic contact dermatitis

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7
Q

What can cause or worsen allergic contact dermatitis?

A

Benzocaine, neomycin, topical diphenhydramine (triple antibiotic cream)

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8
Q

How is allergic contact dermatitis treated?

A

topical/ oral steroid

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9
Q

How does xerosis present?

A

dry flaky skin

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10
Q

What are old skin cells in hair follicles that form a scaly, horny plug?

A

keratosis pilaris

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11
Q

What are yellow, greasy scales over eczematous lesion?

A

seborrheic dermatitis

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12
Q

How is seborrhea (dandruff) managed?

A

Selenium sulfide
Zinc pyrithione

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13
Q

What condition is silver/white scales that bleed if removed (T-cell and cytokine related)?

A

psoriasis

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14
Q

How do we treat psoriasis?

A

Refer

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15
Q

What are the ABCDEs of melanoma/ skin cancer?

A

Asymmetric
Boarder (irregular)
Color (multi-colored)
Diameter (more than 1/4 in)
Evolving

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16
Q

How do we treat melanoma?

A

Refer

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17
Q

How is cellulitis treated?

A

Vancomycin
Bactrim
Clindamycin
Doxycycline
Linezolid
Cefalexin
Daptomycin

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18
Q

What is a furuncle (boil- puss filled bump caused by infected hair follicles) local cellulitis surrounding?

A

carbuncle

19
Q

How are carbuncles treated?

A

Refer- surgical drainage

20
Q

What condition presents with red sores on the face, hands, and mouth usually in children?

A

Impetigo

21
Q

How is impetigo treated?

A

Mupirocin cream
Oral Bactrim, Linezolid, Clindamycin

22
Q

How are foot warts (verrucae) treated?

A

OTC freeze-off liquid nitrogen

23
Q

How are herpes 1 cold sore treated?

A

Topical:
docosanol ABREVA
penciclovir DEVAVIR

24
Q

How are herpes 2 genital sores treated?

A

Oral acyclovir, valcyclovir

25
Q

What condition has linear lesions with vesicular eruptions preceded by pain and itching for days?

A

Herpes Zoster (shingles)

26
Q

What are treatments for herpes zoster?

A

Valacyclovir
Lidocaine patches

27
Q

How are fungal infections on the face, body, feet, and jock treated?

A
  1. Keep area dry
  2. Clomitrazole, Miconazole
28
Q

What condition is red, shiny, have “satellite lesions” and appear in moist areas?

A

candida

29
Q

How long can drug-induced skin reaction occur after D/C?

A

up to 2 weeks

30
Q

What type of reaction is Type 1 IgE mediated allergic reactionwith raised areas that are extremely itchy?

A

hives

31
Q

How long do hives last?

A

24-36 hours

32
Q

What is treatment of hives?

A

antihistamines
systemic corticosteroids

33
Q

How do angioneurotic edema and anaphylaxis present?

A

swelling around lips, face, tongue, and eyes due to hives occurring in deep layers of the skin

34
Q

How are angioneurotic edema and anaphylaxis treated?

A

Epi-pen
steroids

35
Q

How do T-lymphocyte mediated reactions present?

A

maculopapular or vesicular lesions on the trunk usually with target regions

36
Q

What are severe forms of T-lymphocyte mediated reactions?

A

Stevens-Johnson Syndrome (SJS)
Toxic Epidermal Necrosis TENs)

37
Q

How does SJS present?

A

vesicular and bullous lesions of the mucous membranes, mouth, and eyes

38
Q

What drugs can induce SJS and TENs?

A

Allopurinol
Carbamazepine
Lamotrigine
Phenobarbital
Phenytoin
Nevirapine
Sulfa ABX

39
Q

What is TENs?

A

same reaction of SJS impacted a larger portion of body; widespread necrosis resembling 3rd degree burn

40
Q

What drugs can cause photosensitivity reactions?

A

Tetracyclines
Sulfonamides
Diuretics
Sulfonyl ureas

41
Q

Are photosensitivity reactions immune mediated?

A

no

42
Q

How are photosensitivity reactions treated?

A

prevent with sunscreen/ clothing

43
Q

What is vancomycin flushing symdrome?

A

anaphylactoid reaction due to rapid infusion; non immune

44
Q

What is the treatment for vancomycin flushing syndrome?

A

slow rate of infusion; no more than 1g/hour

Clin Phys (15 decks)

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