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Dermatology - Key Phrases > Adult Dermatology > Flashcards

Adult Dermatology Flashcards

1
Q

Rectangular/polygonal lichenfied patches

A

Lichen simplex chronicus

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2
Q

Velvety, warty surface with “stuck on” appearance

A

Seborrheic keratosis

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3
Q

Silvery scales on bright red, well-demarcated plaques

A

Psoriasis

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4
Q

Satellite pustules

A

Tinea intertrigo

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5
Q

“Herald” patch, with “Christmas tree” rash eruption on trunk

A

Pityriasis rosea

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6
Q

white, curd-like plaques on the oral mucosa and tongue

A

oral moniliasis (thrush)

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7
Q

Beefy red, well-circumscribed patches

A

Tinea intertrigo

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8
Q

Cracking/maceration between toes

A

Tinea pedis

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9
Q

Scaling on lateral edges of feet

A

Tinea pedis

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10
Q

Circular patches of fine scale, hair loss, “black dot”

A

Tinea capitis

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11
Q

Fine “powdery” scales

A

Tinea versicolor

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12
Q

KOH –> “spaghetti & meatballs”

A

Tinea versicolor

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13
Q

Resistant to griseofulvin

A

Tinea versicolor

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14
Q

Honey colored crusts

A

Impetigo

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15
Q

Slightly elevated, hardened red lesion that is well circumscribed
Legs are the most common site

A

Erysipelas

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16
Q

Changing mole

A

Malignant melanoma

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17
Q

Red man syndrome

A

CTCL, psoriasis, atopic dermatitis, contact dermatitis

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18
Q

Flexural surfaces, not well demarcated

A

Atopic dermatitis

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19
Q

round, oval plaques with a red,scaly leading edge

A

tinea corporis

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20
Q

treatment is oral griseofulvin (with dairy)

A

tinea capitis

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21
Q

dome shaped papule with central umbilication

A

viral cause - molluscum contagiosum

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22
Q

grouped vesicles on an erythematous base

A

herpes simplex (I or II)

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23
Q

vesicular eruption in a unilateral, dermatomal pattern

A

varicella zoster

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24
Q

Metastasis is rare in this form of skin cancer.

A

Basal Cell Carcinoma

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25
Q

pearly/waxy border with arborizing vessels

A

BCC

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26
Q

cigarette paper scale

A

CTCL

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27
Q

Sezary cells

A

CTCL

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28
Q

erysipelas can be treated with what antibiotic?

A

penicillin

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29
Q

Cellulitis associated with a wound - what is the most likely causative organism?

A

Staph aureas

30
Q

Cellulitis that is diffuse and fiery red - what is the likely causative organism?

A

Strep

31
Q

Treatment for mild and severe cellulitis

A

Mild - oral therapy (purulent and non-purulent) antibiotics. Severe - IV therapy - consider MRSA - give a beta-lactam for non-purulent cellulitis

32
Q

painful, tender, fluctuant nodules - skin abscess - causative organism?

A

S. aureus - community associated MRSA

33
Q

presence of pus within muscle groups

A

pyomyositis - usually S. aureus

34
Q

Causative organism of Monomicrobial Necrotizing Fasciitis

A

GAS, or S. aureus

35
Q

Necrotizing fasciitis - saltwater exposure

A

Vibrio vulnificus

36
Q

Necrotizing fasciitis - freshwater exposure

A

Aeromonas hydrophila

37
Q

Most likely causative organism of gas gangrene (myonecrosis)?

A

Clostridium sp.

38
Q

Causative agent of Fournier Gangrene? Describe the disease, and underlying aspects.

A

Mixed flora. Gangrenous necrosis of scrotum, penis, or vulva. Usually patients have underlying disease (diabetes). Treat with aggressive surgical debridement and antibiotics.

39
Q

Classic causative organism of infection from a cat bite?

A

Pasteurella

40
Q

Classic causative organism of infection from a dog bite?

A

Capnocytophaga

41
Q

Ulceroglandular form with eschar

A

Tularemia “rabbit fever” - Francisella tularensis

42
Q

Bubo with erythema of overlying skin

A

Bubonic plague - Yersinia pestis

43
Q

Painless necrotic ulcer with central eschar, surrounding edema.

A

Anthrax, Bacillus anthracis

44
Q

“Fish tank granuloma”

A

Mycobacterium marinum.

45
Q

Plugged pores –> papules –> pustules –> cysts –> scars

A

Acne vulgaris

46
Q

open comedone

A

blackhead

47
Q

What is the role of Retinoic acid in the treatment of acne?

A

Comedolytic, and anti inflammatory role. Treating mild-moderate acne.

48
Q

What is the role of antiseptics in acne treatment?

A

Effective antibacterial agent, and comedolytic. Used in inflammatory and comedonal acne.

49
Q

Treatment for Grade 1 acne.

A

Superficial, noninflammatory, comedones. Tx - Benzoyl peroxide and topical retinoids.

50
Q

Tx for Grade 2 Acne.

A

Superficial - inflammatory papules, pustules. Tx - topical antibiotics, topical retinoids, salicyclic acid, benzoyl peroxide

51
Q

Tx for Grade 3 acne.

A

Palpable deep inflammatory lesions (nodules & cysts). Tx - intralesional corticosteroid injections, hormonal therapy for women, severe - Isotretinoin (Accutane)

52
Q

Tx for Grade 4 acne

A

Nodular, cystic acne. High risk for scarring. Tx - Accutaine, androgen blockers for women, intralesional corticosteroids, possible incision and drainage.

53
Q

History of flushing, presence of telangiectansias, affecting the central face. Adults 30-50+ years.

A

Rosacea

54
Q

Papular, erythematous eruptions around the mouth.

A

Perioral dermatitis

55
Q

Neutropenia or colonic lesions - gas gangrene that takes place in the absence of trauma. Causative organism and treatment.

A

Clostridium septicum. Penicillin + clindamycin

56
Q

When examining a patient who has “fight bite”, what organism do you need to have special considerations for treatment?

A

Eikenella - human mouth flora. Also keep HIV, Hepatitis B & C in mind.

57
Q

A patient has a new kitten and got bit. What is the causative organism of the rash they’ve developed?

A

Cat-scratch. Bartonella henselae

58
Q

Exscoraiation so with small pruritic vesicles, pustules, and short irregular marks. First presented in between the digits then spread to the extremities, umbilicus, axilla…

A

Scabies. DDx - Pedculosis and other pruritic rashes.

59
Q

Glove and stocking appearance, symmetric anthralgias, anemia.

A

Fifth Disease in an adult. Parvovirus B19.

60
Q

“Valley Fever” - Causative organism?

A

Coccidoidomycosis - fungal

61
Q

Central face flushing (without emotional stimuli). Telangiectasias.

A

Rosacea

62
Q

Rhinophyma - a progression of this disease, typically occurs in men

A

Rosacea

63
Q

DDx of Rosacea

A

Check for other ssx. Carcinoid syndrome, seborrheic dermatitis, perioral dermatitis, lupus erythematosis.

64
Q

Rosacea tx

A

anti-mite treatment, oral antibiotics depending on severity. Anti-redness creams.

65
Q

Pink, scaly plaques, poorly circumscribed. Mostly on hair-bearing areas. Scalp and face dandruff.

A

Seborrheic dermatitis

66
Q

Flesh colored, soft, rubbery, sometimes lobulated, mobile when palpated

A

Lipoma

67
Q

Highly vascularized papule red or purple in color, grows rapidly and bleeds easily, often occurs at sites of trauma or infection

A

Pyogenic granuloma

68
Q

Sign of Lesser Trelat

A

Acute onset of many seborrheic keratoses

69
Q

Skin tags

A

Acrochordon

70
Q

Soft, red, compressible papules that blanche

A

Hemangioma

71
Q

Causative agent of molluscum contagiosum.

A

Pox virus

72
Q

Oil glands seen typically royally areas of face, yellow papules with central dell

A

Sebaceous hyperplasia

Dermatology - Key Phrases (3 decks)

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