Derm Flashcards

1
Q

1st Degree Burns

A

Red - Epidermis

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2
Q

2nd Degree Burns

A

Blisters - Hypodermis

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3
Q

3rd Degree Burns

A

Painless Neuropathy - Dermis

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4
Q

Diseases with palm and sole rashes

A

TSSRMSFCocksackie A (hand-foot-mouth disease)KawasakiScarlet FeverStaph - Scalded Skin SyndromeSyphilis

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5
Q

Erythema Multiforme

A

Target lesions d/t HSV, Phenytoin, Barbituates, Sulfas

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6
Q

Stevens Johnson Syndrome

A

Erythema Multiforme Major(Mouth, Eye, Vagina - >1 mucosal surface)

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7
Q

Toxic Epidermal Necrolysis

A

Stevens Johnson with skin sloughing

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8
Q

Pemphigus Vulgaris

A

Ab against desmosomesCircular immunofluorescence In epidermisOral lesionsNikolsky sign

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9
Q

Bullous Pemphigoid

A

Ab against hemidesmosomesLinear immunofluorescenceSubepidermal”Floating” keratinocytesEosinophils

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10
Q

Eczema

A

Dry, flaky dermatitis in flexor creases

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11
Q

Nummular Dermatitis

A

Circular eczema

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12
Q

Sponglotic Eczema

A

Weeping eczema - scratching causes oozing

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13
Q

Lichenification

A

Scratching –> thick, leathery skin

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14
Q

Pityriasis Rosea

A

Herald patch that follows skin lines”Christmas tree pattern”TX = sunlight

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15
Q

Lichen Planus

A

Polygonal pruritic purple papules

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16
Q

Scabies

A

Linear excoriation “burrows” in webs of fingers, toes, belt line (sarcoptes feces)

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17
Q

UV-A causes

A

Aging

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18
Q

UV-B causes

A

Burns and cancer

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19
Q

ABCD prognosis of skin cancer

A

Asymmetric irregular BorderColor differences>4mm Diameter

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20
Q

Clark Level

A

Invasion of melanoma

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21
Q

Breslow’s Classification

A

Depth of melanoma

22
Q

Location of Malignant Melanomas

A

Men = backFemales = leg

23
Q

Precursor of Malignant Melanoma

A

Hutchison’s freckle

24
Q

Types of Malignant Melanoma

A

Superficial spreading - MC, flat, brownNodular - worst prognosis, black, dome shapedLentigo malignant melanoma - elderly, fair skinAcral lentigous - AIDS, dark skin

25
Location of Squamous Cell Carcinoma
Flat, flaky stuff on lower faceKeratin pearls
26
Precursor of Squamous Cell Carcinoma
Actinic keratosis (red scaly plaque)
27
Types of Squamous Cell Carcinoma
Bowen's disease (SCC in situ on uncircumsized penis)Verrucous carcinoma (wart on foot)
28
Location of Basal Cell Carcinoma
Pearly papules on upper facePalisading nuclei Good prognosis
29
Types of Basal Cell Carcinoma
Nodular (waxy nodule with central necrosis)Superficial (red scaly plaques - like eczema)Pigmented (looks like melanoma)Sclerosing (yellow waxy plaques)
30
Acne Rosacea
Blush all the timeWorse with stress and alcohol
31
Brown Recluse Spider bite
Painful black necrotic lesion
32
Cellulitis
Warm, red leg
33
Cutaneous Anthrax
Painless black necrotic lesion
34
Decubitus Ulcer
Bedsore
35
DVT
Blood clot in veinsAssociated with hypercoagulable state
36
Erysipelas
Shiny redRaisedDoesn't blanchUsually on faceAssociated with S. pyogenes
37
Ichthyosis
Gradual lizard skin
38
Miliaria
Heat rashBurning, itching papules on trunk
39
Molluscum Contagiosum
Fleshy papules with central dimplePox virus (STD)
40
Psoriasis
Silver scales on extensorsNail pittingDifferentiated too fastWorse with stressAuspitz sign (remove scale - pinpoint bleeding)Koebner's phenomenon - lesions at sites of skin trauma
41
Pyogenic Granuloma
Vascular nodules at site of previous injury
42
Seborrheic Dermatitis
Dandruff in eyebrows, nose, behind ears
43
Seborrheic Keratosis
Rubbery warts with aging Greasy
44
Thrombophlebitis
Vein inflammation with thrombus
45
Vitiligo
White patchesAnti-melanocyte Ab
46
Xeroderma Pigmentosa
Bad DNA repair
47
Erythema Chromica Migrans
Lyme disease (solitary lesion that spreads)
48
Erythema Infectiosum
5th diseaseSlapped cheeksd/t Parvovirus B19
49
Erythema Marginatum
Rheumatic fever (red margins)
50
Erythema Nodosum
Fat inflammation (painful red nodules on legs)Sarcoidosis
51
Erythema Toxicum
Newborn benign rashLooks like flea bites with eosinophils