Dermatology Flashcards

1
Q

which diagnosis has cobblestone appearance on ultrasound

A

Cellulitits

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2
Q

key terms for this diagnosis
elderly, tense bullae caused by a drug or topical steroid
negative nikolsky sign

A

Bullous Pemphigoid

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3
Q

key terms for this diagnosis
young, falccid bullae with oral lesions
Positive Nikolsky sign

A

Pemphigus Vulgaris

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4
Q

key terms for this diagnosis
Adult with recent infection/cold sore now rash on palsm and soles then moves to trunk
rash is targe lesions

A

Erythema multiforme “minor”
also called
EM minor

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5
Q

What are the most common cause of Erythema multiforme

A

Herpes simplex

mycoplasma pneumonia

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6
Q

key terms for this diagnosis
Immune attack
Painful sluffing “mucus membranes” mouth, eyes, vagina, rectum

A

Steven-Johnsons

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7
Q

Most common cause of Steven-Johnsons

A

Penicillin, sulfa
antiepileptics
NSAIDS

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8
Q

key terms for this diagnosis
Dermal-epidermal cleavage of >30% of the body
positive nikolsky sign
recent abx use penicillin or sulfa

A

Toxic Epidermal Necrolysis

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9
Q

what is a severe complicaiton of Steven-Johnsons

A

eye involvement -
BLINDNESS !
admit and get ophthalmologist involved

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10
Q

Treament for Toxic Epidermal Necrolysis

A

Burn unit admit
good nursing care
treat pain
IV immunoglobulins may help

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11
Q

what 3 conditions will have postitive Nikolsky sign

A
  1. Pemphigus Vulgaris
  2. Toxic Epidermal Necrolysis
  3. Staphylococcal scalded skin syndrome - SSSS
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12
Q

key terms for diagnosis

Rash of Pomphlyx

A

Dyshidrosis

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13
Q

What are the strongest steroids

used for Psoriasis

A

Betamethasone

Clobetasol

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14
Q

key terms for this diangosis
x-ray defomities on IP joints
pencil in cup deformity

A

Psoriatic Arthritis

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15
Q

what causes Pityriasis Rosea

A

Human herpes virus 7
remember Christmas tree
herald patch - “langer lines”

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16
Q

key terms for this diangosis
rash on wrists and ankles that are violaecous/purple
that are itchy, raised and flat
Lesions on the mouth is white and in a line

A

Lichen Planus

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17
Q

key terms for this diagnosis
history of taking Nsaid or antibiotic got red raised lesison that disspears over time
comes back in the same spot after starting back on the medicaiton

A

Fixed Drug Eruption

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18
Q

Treatment for Lice

A

Permethrin
Pyrethroids
severe- Oral ivermectin
retreat in 7 days

19
Q

Severe form of Scabies affecting immunosuppred

causing wide spread crusting

A

Norwegian / crusted scabies

20
Q

Treatment for Scabies

A

Permethrin

Norwegian-> Ivermectin

21
Q

Arthopod - Cimicidae

A

Bed bugs

22
Q

Key terms for this diagnosis

Nectotic Arachnidsm , DIC, hemolysis, shock

A

Brown Recluse spider

23
Q

Brown Recluse Treatment

A

usually support but

  1. Dapsone
  2. Hyperbaric O2
  3. Surgical excision
24
Q

Treatment for Anaphlatic Bee Sting

A
ADMIT ! 
1 .Epinephrine
2. steroids 
3. H1/H2 blockers 
discharge with epipen
25
Q

Golfer, fever and headache, fatigue with no rash

A

Ehrlichiosis

Treatment Doxycycline

26
Q

Bullseye rash, child or pregnant women

Treatment

A

Amoxicillin

not doxycycline

27
Q

specides Amblyomma

A

Ehrlichiosis

28
Q

Burn type

superficial red, inflammed resolves in days

A

1 st degree

29
Q

Burn type

Partial, bilsters that are painful

A

2nd degree

30
Q

Burn type

full thickness, dry, leathery, scared and painless

A

3rd degree

31
Q

Virus that causes Molluscum contagiosum

A

Pox virus

32
Q

What is Hutchinson sign

A

Varicella Zoster
lesion on the tip of the nose
meaning that is is nasociliiary invovement and its bad because its going into the eye and can cause blindness

33
Q

Treatment for Wart on hand

A

Imiquoid

34
Q

What is Tinea Vericolor caused by?

A

Malassezia Furfur

yeast infection

35
Q

What patient education needs to be given with

Grisofulvin

A

it is an antifungla

avoid Alcohol - disulfer reaction

36
Q

What is a Paraneoplatic Syndrome first presentation?

A

Acanthosis Nigricans

meaning it can be the first manifestation of a cancer

37
Q

Aqcuired Hyperpigmentation of sun exposed area

A

Melasma

38
Q

Stages of pressure ulcer

A
  1. non-blanching
  2. superficial, partial thickness, necrosis
  3. deep necrosis, crater ulcer, full thickness
  4. Full thickness with extensive damage
39
Q

key terms

destruciton of melanocytes

A

Vitiligo

40
Q

Name the rule of 9s

A
Head whole is - 9 
one arm - 9
Front torso - 18 
Back torso 18 
Perineal 1 
one leg 18
41
Q

What is the Parkland formula

A

ONLY FOR TYPE 2 or 3
IV fluid requirments for first 24hrs treating a BURN
4cc / KG X % BSA

-Start this from the time of the injury and give 1/2 of the fluid over 8 hours

42
Q

What labs to draw for BURNS

A

CK and Myoglobin

rule out rabdomylitis

43
Q

what tempature is Hypothermia present

A

< 35 C