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PP clues > Derm > Flashcards

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
Q

Location of Squamous Cell Carcinoma

A

Flat, flaky stuff on lower faceKeratin pearls

26
Q

Precursor of Squamous Cell Carcinoma

A

Actinic keratosis (red scaly plaque)

27
Q

Types of Squamous Cell Carcinoma

A

Bowen’s disease (SCC in situ on uncircumsized penis)Verrucous carcinoma (wart on foot)

28
Q

Location of Basal Cell Carcinoma

A

Pearly papules on upper facePalisading nuclei Good prognosis

29
Q

Types of Basal Cell Carcinoma

A

Nodular (waxy nodule with central necrosis)Superficial (red scaly plaques - like eczema)Pigmented (looks like melanoma)Sclerosing (yellow waxy plaques)

30
Q

Acne Rosacea

A

Blush all the timeWorse with stress and alcohol

31
Q

Brown Recluse Spider bite

A

Painful black necrotic lesion

32
Q

Cellulitis

A

Warm, red leg

33
Q

Cutaneous Anthrax

A

Painless black necrotic lesion

34
Q

Decubitus Ulcer

A

Bedsore

35
Q

DVT

A

Blood clot in veinsAssociated with hypercoagulable state

36
Q

Erysipelas

A

Shiny redRaisedDoesn’t blanchUsually on faceAssociated with S. pyogenes

37
Q

Ichthyosis

A

Gradual lizard skin

38
Q

Miliaria

A

Heat rashBurning, itching papules on trunk

39
Q

Molluscum Contagiosum

A

Fleshy papules with central dimplePox virus (STD)

40
Q

Psoriasis

A

Silver scales on extensorsNail pittingDifferentiated too fastWorse with stressAuspitz sign (remove scale - pinpoint bleeding)Koebner’s phenomenon - lesions at sites of skin trauma

41
Q

Pyogenic Granuloma

A

Vascular nodules at site of previous injury

42
Q

Seborrheic Dermatitis

A

Dandruff in eyebrows, nose, behind ears

43
Q

Seborrheic Keratosis

A

Rubbery warts with aging Greasy

44
Q

Thrombophlebitis

A

Vein inflammation with thrombus

45
Q

Vitiligo

A

White patchesAnti-melanocyte Ab

46
Q

Xeroderma Pigmentosa

A

Bad DNA repair

47
Q

Erythema Chromica Migrans

A

Lyme disease (solitary lesion that spreads)

48
Q

Erythema Infectiosum

A

5th diseaseSlapped cheeksd/t Parvovirus B19

49
Q

Erythema Marginatum

A

Rheumatic fever (red margins)

50
Q

Erythema Nodosum

A

Fat inflammation (painful red nodules on legs)Sarcoidosis

51
Q

Erythema Toxicum

A

Newborn benign rashLooks like flea bites with eosinophils

PP clues (13 decks)

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