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532 > exam 2 - derm > Flashcards

exam 2 - derm Flashcards

1
Q

Common diagnoses in primary care

A
  • acne
  • dermatitis
  • pyoderma
  • tinea
  • benign neoplasm
  • candida
  • eczema
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2
Q

Most prescribed meds in primary care for derm

A
  • antihistamines
  • topical anti-infectives
  • adrenal corticosteroid
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3
Q

Why don’t we treat skin disorders with steroids and antifungals

A
  • often times steroids will exacerbate tine and fungal presentations
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4
Q

Steroids: Class 1 vs Class 7

A
  • Class I: super potent

- class 7: very low potency

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5
Q

Steroid: class 1

A
  • clobetasol propinate
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6
Q

Steroid for hands/soles of feet

A
  • high potency, class I: clobetasol propinate
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7
Q

Steroids for armpits, face, groin

A
  • low potency, class 7: desonide
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8
Q

steroid vehicles (less potent to most potent)

A

lotion (less potent)
gel
cream
ointment (most potent)

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9
Q

Steroid go-to’s

A

Super potent - clobetarol
med-high: triamcinolone
low: desonide

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10
Q

General rash: chemicals and chronic illness

A

Chemicals: contact dermatitis (skin has touched something causing rash)
Chronic illness (dermatitis hepetiformis, seborrheic dermatitis)
- Seborrheic
dermatitis:
eyebrows, folds of nose, ears, chest; manageable not curable.
Tx: anti fungal topical - ketoconazole

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11
Q

Insect and arthropod exposure + occupational exposures

A
  • insect bites
  • Lyme disease - tx: doxy
  • Rickettsialpox
  • Rocky mtn spotted fever (small spots, blisters, hands, wrists, feet)
  • scabies

Occ exposures: contact dermatitis –> RNs washing hands

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12
Q

Rash: plant exposures, sexual hx, travel

A

plant: contact dermatitis

Sexual hx: HiV acute exanthem, secondary syphyllis (cankers, palmar rash)

Travel: insect bites, Lyme disease, rocky mtn spotted fever, rickettsialpox

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13
Q

Recent Systemic Sx: Fever

A
  • 5th disease
  • HIV acute exanthem
  • Kawasaki
  • Meningococcemia
  • Roseola
  • Rubeola
  • Scarlett fever
  • Varicella
  • Viral exanthem
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14
Q

Pinpoint Lesion

A
  • folliculitis (inflame of hair follicle –> bacteria can be involved)
  • keratosis pilaris (over production of sebum, kids often grow out of it)
  • scarlet fever (scarletina rash –> looks like goosebumps)
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15
Q

1mm - 1cm lesions

A
  • guttate psoriasis
  • insect bites
  • lichen Planus
  • milaria rubra
  • Rocky Mountain spotted fever
  • roseola
  • rubella
  • scabies
  • varicella
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16
Q

1-25 cm lesions

A
  • lyme disease
  • nummular eczema (coin)
  • tine corporis (fungal, annular, circumscribed red raised borders)
  • urticaria
17
Q

Variable-sized lesions

A
  • atopic dermatitis
  • contact dermatitis
  • drug eruption
  • erythema multiforme
  • fifth disease
  • HIV acute exanthem
  • Kawasaki disease
  • pityriasis rosea
  • meningococcemia
  • plaque psoriasis
    seborrheic dermatitis
  • secondary syphilis
  • SJS
  • toxic epidermal neecrolysis
  • viral exanthem, non-specific
  • staph scalded skin syndrome
18
Q

Erythrodermic lesions

A
  • atopic dermatitis
  • drug eruption
  • plaque psoriasis
  • sezary syndrome –> T-cell lymphoma
  • TSS
19
Q

Generalized rash w fever (viral infections that manifest into rash)

A
  • 5th disease
  • Measles
  • Roseola
  • Erythema multiforme
  • Scarlet fever
20
Q

Generalized rash with bullae

A
  • can lead to dehydration

TENS - denuding of skin, secondary to drugs - sulfa

Bullous Pemphigold - elderly, risk of infection
tx: systemic corticosteroid

SJS - denuding of the skin secondary to drugs - sulfa

21
Q

Generalized red rash with pustules

A
  • pustular eruptions after chlorpromazine
  • generalized pustular psoriasis

skin biopsy

22
Q

generalized rash with vesicles

A
  • disseminated herpes simplex complex (immunocomp)
  • vesicular drug reaction
  • varicela
23
Q

varicela

A
  • earlier in life
  • unilateral, does not cross center of body
  • follows dermatomes

Tx: antivirals - famcyclovir - 48-72 hours after onset to decreased chance of postherpetic neuralgia

24
Q

generalized red rash with scaling

A

erythroderma

25
Q

Generalized wheals and soft-tissue swelling

A
  • severe angioedema (idiopathic, ACEIs)
  • urticaria (idiopathic)

Hives tx: antihistamines, corticosteroids

26
Q

generalized purpura

A
  • purpura fulminans (at risk for DIC)
  • purpuric drug eruption
  • petechiae due to thrombocytopenia (low PLTs)
27
Q

Generalized palpable purpura

A
  • vasculitis –> systemic
    underlying inflammation
  • leukocytoclastic vasculitis
  • infective endocarditis
28
Q

Multiple skin infarcts - systemic issues

A
  • meningoccemia
  • gonococcemia
  • DIC
29
Q

Localized skin infarcts

A
  • warfarin infused skin necrosis
  • atheroembolism
  • thromboangiitis obliterans
    distal ends
30
Q

facial inflammatory edema w fever

A
  • Erysipelas
    similar to cellulitis, but instead of thicker infection, limited to just epidermis of skin. possible fever. Bacterial infection (ABX)
  • Systemic lupus erythematosus (SLE)
    Malar rash

532 (3 decks)

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