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Emergency Medicine EOR > EM - Dermatology > Flashcards

EM - Dermatology Flashcards

(65 cards)

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1
Q

etiology of bullous pemphigoid

A

autoimmune disorder

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2
Q

autoimmune disorder

A

-prodrome: pruritus and urticaria
-large, firm topped bullae
-serous or hemorrhagic fluid
-negative nikolsky

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3
Q

Diagnosis of bullous pemphigoid

A

biopsy of the edge of the lesion

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4
Q

Treatment of bullous pemphigoid

A

prednisone

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5
Q

rule of 9s

A

Head and neck = 9%
Upper Ex = 9% each
Lower Ex = 9% each
Front trunk = 18%
Back trunk = 18%

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6
Q

management of burns

A

-pain control
-cath
-parkland formula for LR
-minor: clean with soap and water
-moderate-severe: cover with dry, sterile sheet and admit

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7
Q

etiology of cellulitis

A

MC staph aureus

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8
Q

s/s of cellulitis

A

-fever and chills
-swelling
-pain
-hot and tender
-ill defined borders

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9
Q

diagnosis of cellulitis

A

clinical

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10
Q

treatment of cellulitis

A

-MRSA oral: clinda
-MRSA parenteral: vanc
-no MRSA oral: keflex
-no MRSA parenteral: cefazolin

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11
Q

etiology of erysipelas

A

GABHS

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12
Q

s/s of erysipelas

A

-fever/chills
-pain
-hot and tender
-sharp borders

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13
Q

diagnosis of erysipelas

A

clinical

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14
Q

treatment of erysipelas

A

same as cellulitis

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15
Q

etiology of eczema

A

IgE

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16
Q

s/s of eczema

A

-itching
-dry patches
-asthma
-allergies

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17
Q

diagnosis of eczema

A

clinical

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18
Q

management of eczema

A

-avoid triggers
-topical steroids
-moisturize
-antihistamines

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19
Q

irritant vs allergic contact dermatitis

A

Irritant: One exposure causes dermatitis.

Allergic: repeat exposures causes dermatitis.

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20
Q

s/s of contact dermatitis

A

-erythema
-vesicles
-bullae
-scaling

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21
Q

diagnosis of contact dermatitis

A

clinical

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22
Q

treatment of contact dermatitis

A

-remove offending agent
-topical steroids

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23
Q

s/s of exanthematous drug reactions

A

-2-3 days after initiation of drug
-red, maculopapular rash
-pruritus

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24
Q

treatment of exanthematous drug reaction

A

-remove offending agent
-topical steroids

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25
s/s of fixed drug eruption
-30 minutes to 8 hours after ingestion -pruritus -burning -sharply demarcated macule
26
management of fixed drug eruption
-remove offending agent -eroded: topical antibiotic -noneroded: topical steroid
27
s/s of drug induces hypersensitivity eruptions
-onset 2-6 weeks after initiation -fever,malaise -facial edema -maculopapular eruption -oropharyngeal leions
28
treatment of drug induced hypersensitivity eruptions
topical steroids
29
s/s of pustular drug eruptions
-sterile pustules on an erytheatous base
30
treatment of pustular drug eruptions
self resolving after 2 weeks, then desquamation
31
s/s of herpes zoster
-paraesthesia prodrome -dermatomal lesions -papules -> vesicles -> pustules -> crusts
32
diagnosis of herpes zoster
PCR
33
treatment of herpes zoster
valacyclovir supportive
34
etiology of impetigo
MSSA or MRSA
35
s/s of non-bullous impetigo
-honey crusted lesions
36
s/s of bullous impetigo
s/s of bullous impetigo
37
treatment of impetigo
-mupirocin ointment -widespread: keflex
38
s/s of lice
scratching scalp, nits in hair
39
diagnosis of lice
-visualization of lice -woods lamp
40
treatment of lice
Permethrin
41
etiology of pilonidal cyst
congenital disorder
42
congenital disorder
-pit near top of buttocks crease -pus
43
treatment of pilonidal cyst
I&D of the abscess followed by sterile packing
44
staging of pressure ulcer
-Stage 1 - no broken skin; the area is reddened and non-blanchable -Stage 2 - the skin is broken forming an ulcer; it may appear as a blister filled with clear fluid; the skin may become necrotic -Stage 3 - the skin is broken and the wound is extending into the tissue beneath the skin; fat may be present in the wound bed and tunneling may occur -Stage 4 - the pressure injury is very deep, possibly exposing muscle, tendon, and bone; there is typically extensive damage such as necrotic tissue and tunneling -unstageable: full thickness skin and tissue loss obscured by slough or eschar
45
management of pressure injury
-redistribute pressure every 2 hours -clean skin -stage 1: cover with transparent film for protection -stage 2: transparent or hydrocolloid dressing -stage 3/4: debridement
46
s/s of scabies
-itching worse at night -burrows -black speck (ROSH Q - in webs of fingers)
47
diagnosis of scabies
-scabies prep -dermoscopy
48
treatment of scabies
Permethrin
49
treatment of crusted scabies
-permethrin + oral ivermectin
50
s/s of black widow bite
-HTN -tachycardia -palpitations -SOB -abd pain -halo lesion around bite
51
s/s of recluse spiderm bite
-painless bite -swelling, bullae, and ischemia -ulcer and necrosis -DIC
52
s/s of funnel web spider
-pain at bite site -fatal
53
treatment of spider bite
-collection of spider -wound irrigation -rest, cold compress -tetanus -dapsone for necrosis
54
etiology of SJS/TEN
drugs
55
s/s of SJS/TEN
- positive nikolsky -full thickness epidermal detachment
56
SJS vs TEN
SJS <10% TEN >30%
57
diagnosis of SJS/TEN
biopsy
58
treatment of SJS/TEN
-fluids -pain meds -d/c med -wound care -steroids and IVIG
59
s/s of urticaria
-raised, erythematous wheals with central pallor -dermatographism
60
treatment of urticaria
-acute: emergency department -H1 +.H2 + steroid -chronic: antihistamines
61
s/s of measles (Rubeola)
-low grade fever -dry cough -kopliks spots -conjunctivitis -rash
62
s/s of mumps
-parotitis -fever -HA -muscle aches
63
s/s of rubella
-fine pink rash that begins on face and spreads to the trunk and limbs and then goes away in the same order -arthralgias
64
s/s of erythema infectiosum
-slapped cheek rash -fever -rhinitis -painful joints
65
s/s of roseola infantum
-high fever -fever suddenly breaks and rash develops

Emergency Medicine EOR (12 decks)

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