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PANRE > Dermatology > Flashcards

Dermatology Flashcards

1
Q

Why should Actinic Keratosis be treated?

A

It may progress to SCC

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2
Q

First line tx for Rosacea?

A

Metronidazole, TCN 2

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3
Q

Where are 90% of Basal cell lesions found on the body?

A

On the head and neck

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4
Q

Purple, pruritic, polygonal, papule on PE should make you think of?

A

Lichen Planus

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5
Q

ABCs of Melanoma?

A

Asymmetry, border, color, diameter, elevation/irregularity, evolving

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6
Q

Positive Auspitz sign should make you think of?

A

Psoriasis

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7
Q

What is the key indicator of the prognosis for melanoma?

A

Thickness of lesion

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8
Q

Tx for Melanoma?

A

Wide Local Excision

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9
Q

Waxy Stuck On appearance should make you think of?

A

Seborrheic Keratosis

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10
Q

Five year old presents in January with a red itchy rash behind his knees on the flexor surfaces of the elbows. What is the most likely Dx?

A

Atopic Dermatitis

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11
Q

Satellite lesion should make you think of?

A

Candida Diaper Rash

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12
Q

Coin shaped plaques should make you think of

A

Nummular Eczema

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13
Q

Atopic Dermatitis?

A

Allergic, Flexure creases

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14
Q

Candidiasis?

A

Diabetic

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15
Q

Lichen Planus?

A

Pruritic Polygons

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16
Q

Psorasis?

A

Silvery scaled papules/plaques

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17
Q

Strawberry tongue, Swollen LN, Palmer erythema, Conjunctivitis?

A

Kawasaki Dz

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18
Q

30 year old femal with pustules on her face that spare the vermillion border. In her Hx she has been using topical steriods. What is the most likely dx?

A

Perioral dermatitis

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19
Q

Pt with flaky skin in the nasolabial folds and in her hair. What is the most likely dx?

A

Seborrheic Dermatitis

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20
Q

How do you treat Stasis Dermatitis?

A

Compression stockings

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21
Q

Tapioca blisters should make you think of?

A

Dyshidrosis, these are usually on the hands and feet.

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22
Q

Giant Cells on a Tzank Smear>

A

Herpes Simplex VIrus

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23
Q

Tx Lichen Simplex Chronicus?

A

Stop scratching it

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24
Q

Herald Patch?

A

Think Ptyriasis Rosea

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25
Q

How do you treat Pityriasis Rosea?

A

Reassurance

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26
Q

Pt with a Hx of hermes now presents with a Target Lesion? What is up?

A

Erythema Multiforme

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27
Q

Rhinophyma should make you think of dx?

A

Acne Rosacea

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28
Q

Silvery scales should make you think of?

A

Psoriasis

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29
Q

Tear drop lesion after a course of strep throat should make you think of what?

A

Guttate Psoriasis

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30
Q

Fever and malaise, Rash starts on Trunk and face, spreads to extremities, become vesicles, then crust over and fall off. “Dew Drop on a Rose Petal”?

A

Varicella

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31
Q

Are Lesions from Psoriasis Typically found on the Flexor or Extensor Surfaces?

A

Extensor

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32
Q

First line tx for Tinea Corporis?

A

Topical Azoles

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33
Q

Fist line tx for Tinea Capitus?

A

Griseofulvin—>Antifungal

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34
Q

Most common organism responsible for Cellulitis?

A

Strep and Staph

35
Q

Pitting nails are associated with?

A

Psoriasis

36
Q

Nummular Eczema is most like what other dermatological disorder?

A

Atopic Dermatitis

37
Q

Honey colored crusts should make you think of what diagnosis?

A

Impetigo

38
Q

What 2 herpes viruses are most responsible for condyloma accuminata

A

HSV 6 and 11

39
Q

A double comedone is indicitave of what dx?

A

Hidradentis Suppurativa

40
Q

Best tx for Molluscum contagiosum

A

Self limiting but can be removed

41
Q

Best tx for seborrheic keratosis?

A

Benign, usu no need to treat unless bothersome and can remove

42
Q

Hyperpigmented velvety plaques should make you think of?

A

Acanthosis Nigricans

43
Q

Melasma is most often found in what pt population?

A

Women of childbearing age

44
Q

Extremely pruritic lseions with burrows in runs should make you think of what?

A

Scabies.

45
Q

Slapped Cheek appearance?

A

Erythema Infectiosum, 5th disease, due to Parvovirus B 19

46
Q

What is the first step in treating Atopic Dermatitis?

A

Beh modifications, Reduce bathing, only use soap on face and genitals, use natural breathable fabrics.

47
Q

Tx for Brown Reculse Spider Bite?

A

Debridement, the venom causes tissue necrosis

48
Q

Salmon colored scales?

A

Psorasis

49
Q

Depigmented patches of stkin should make you think of ?

A

Vitiligo

50
Q

Spaghetti and meatballs on KOH?

A

TInea Versicolor

51
Q

Derm finding with insulin insensitivity?

A

Acanthosis Nigricans

52
Q

Slow growing nodule with a central depressoin and pearly border?

A

BCC

53
Q

Derm finidng with Asthma?

A

Atopic Dermatitis

54
Q

Christmas tree pattern?

A

Pityriasis Rosea

55
Q

Oval patches of hair loss?

A

Alopecia Areata

56
Q

First line for genital warts?

A

Imiquimod (ALdara)

57
Q

Pearly done shaped lesion with a central umbilication ?

A

Mulluscum Contagiousum

58
Q

Best lab test for scabies?

A

Microscopic examination under oil emersion

59
Q

Severe blistering mucocutaneous syndrome involving at least 2 mucous membranes, associated with Mycoplasma pneumonia and drugs such as phenytoin, phenobarbital, sulfa, and aminopenicillians?

A

Steven’s-Johnson syndrome

60
Q

Skin bx of Steven’s-Johnsons?

A

Full thickness epidermal necrosis with mostly normal dermis.
Uncomplicated usu resolves in a month

61
Q

Rare life threateninng disease with widespread blistering and sloughing of skin, releate to drugs, immuniz, viral infxn, mycoplasma infxn, strep or syphilis

A

Toxic Epidermal Necrosis

Presents with diffuse red sunburn-like skin with scattered target lesions and bullae

62
Q

Tx for acne Comedones?

A

Benzoyl Peroxide

Retinoids

63
Q

Papules and pustules (acne) tx?

A

Topical abx, oral abx

64
Q

Nodules and cysts?

A

Isotretinoin

Potent teratogen and induces an elevation in triglycerides

65
Q

Tx of Black Widow spider bites?

A

Ice to restrict spread of venom

Antivenom

66
Q

Tx of Brown Recluse spider bites?

A

Supportive care, with severe necrosis, local wond care and abx needed

67
Q

Most common cutaneous malignancy?

A

BCC

68
Q

Malignancy of malanocytes?

A

Melanoma

69
Q

Cellulitis is most common caused by

A

Group A strep and S Aureus

70
Q

Tx for Impetigo?

A

Mupirocin ointment (Bactroban)

71
Q

Rule of 9s for burns–> Adults

A 
Adult"
9% head and neck
9% Upper extremity
18% Ant portion of trunk
18% post portion of trunk
18% Each lower extremity
1% perineum and genitalia
72
Q

Rule of 9s—> Children

A 
18% head and neck
9% upper extremity
18% ant portion of trunk
18% post portion of trunk
14% each lower extremity
1% perineum and genitalia
73
Q

Parkland forumula for fluid resuscitation for burns?

A

Uses Lactated Ringers
4ml/kg/% body surface area burned during the first 24 hours
One half of total is given in first 8 hours and ther rest is given over 16 hours

74
Q

Acquired brown pigmentation of the face and neck, occurs during the 2 and 3rd trimester of pregnancy or OCP. Symmetric macular eruption of brown hyperpigmentation noted

A

Melasma

Will fade after pregnancy or stopping OCP
Bleaching creams can be used

75
Q

Urticaria are due to?

A

Histamine release mediated by IgE

Acute: less than 6 weeks
Chronic: Greater than 6 weeks

76
Q

What 2 drugs typically cause a Fixed drug reaction?

A

TCN and cotrimoxaxzole

77
Q

An uncommon, autoimmunee blstering disease that primarliy affects the elderly.

A

Bullous Pemphigoid
due to IgG autoantibiodies

Oral steriods until blistering stopts

78
Q

Rosacea can progress to?

A

Rhinophymata

79
Q

Most common cause of folliculitis?

A

S Aureus

80
Q

Hot tub folliculitis?

A

Pseudomonas

81
Q

Tx for Rosacea?

A

Oral TCN or Metronidazole, Maint therapy with TCN may be necessary

82
Q

What needs to be monitored with Isoretinoin?

A

Triglycerides

83
Q

High Fever followed by rash?

A

Roseola

84
Q

12 year old boy falls on knees and a year later has white depigmented macules and patches on his knees?

A

Vitlitlgo A depigmenting disease due to destruction of melanocytes.

PANRE (14 decks)

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