Treat/other

Question 1

Treat folliculitis

Answer 1

Benzyl peroxide wash, avoid irritants

Question 2

Treat hypertrophic scars/keloids

Answer 2

Intralesional triamcinolone (glucocorticoid), laser

Question 3

3 types of acne

Answer 3

Comedonal - open (blackheads, keratin plug), closed (whiteheads)
Papular/pustular (2-5mm inflamed papules and /or pustules)
Nodular: red, inflamed and fluctuating nodules

Question 4

Treat acne

Answer 4

Topics: retinoids, antimicrobials (benzyol peroxide), antibiotics, salicylic acid or combination
Oral ABX, OCP
Isotreninion

Question 5

Manage rosacea

Answer 5

Topical: metronidazole, azaelic acid or ivermectin
Oral: tetracycline

Question 6

Treatment of vitiligo

Answer 6

Goal: restore melanocyte concentration within the skin
High potency topical steroids or calcinueurin inhibitors or UVB phototherapy

Question 7

2 kinds of alopecia

Answer 7

non-scarring: reversible/preventable
Scarring: inflammatory process damage the hair follicle stem cell

Question 8

Types of non-scarring alopecia

Answer 8

Androgenic alopecia
Alopecia areata (autoimmune destruction of non-stem cell portion of hair follicles)
Physical alopecia (trauma)
Telogen effluvium (malnutrition, stress, meds)

Question 9

What happens in atopic dermatitis?

Answer 9

Skin barrier dysfunction leading to an IgE mediated inflammatory process

Question 10

Allergic contact dermatitis pathophysiology

Answer 10

Delayed cell-mediated hypersensitivity

Question 11

Fixed drug eruption

Answer 11

Sharply demarcated erythematous macule, patch, or plaque which are round or oval

Question 12

5 types of psoriasis

Answer 12

Plaque psoriasis
Guttate (post GAS - lesions smaller, more discrete)
Pustular (rising from areas of erythematous skin, generalized of localized to palms and soles)
Erythroderma: psoriasis to which there is complete body redness - requires biopsy
Inverse: skin folds

Question 13

Dysplastic nevus management

Answer 13

Should be followed regularly, “ugly duckling”, surgical excision followed by histopathological analysis

Question 14

RF for melanoma

Answer 14

Personal or family history, fair skin, history of prolonged sun exposure and sunburns, number of dysplastic nevi (>5) specific genes

Question 15

4 types of melanoma

Answer 15

Superficial
Nodular
Lentigo
Acral

Question 16

Treatment of impetigo

Answer 16

Prevention: benzoyl peroxide wash
Topical mupirocin ointment
Systemic antibiotics can be used

Question 17

Tinea versicolor caused by

Answer 17

Malassezia furfur and M. Globosa

Question 18

What causes erythema multiforme?

Answer 18

HSV or drugs
minor: benign course
major: derm emergency

Question 19

Management of hemangioma of infancy

Answer 19

none is often required
Laser, cryosurgery, glucocorticoids and propanolol

Question 20

Sebaceous nevus

Answer 20

Congenital malformation resulting from overgrowth of sebaceous glands in the area of a nevus

Question 21

Milia treatment

Answer 21

1-2mm keratin filled cyst clogged sweat gland
Treatment not required

Question 22

5 risk factors for AD

Answer 22

1. Asthma
2. Hayfever
3. Family history
4. Urban living (pollutants)
5. Smoke

Question 23

Where do lesions in AD occur?

Answer 23

0-2: face, trunk, scalp, extensors
Older children and adults: flexors

Question 24

PASI score

Answer 24

Severity and intensity of psoriasis
<10 mild
>10 severe
Intensity: erythema, induration, scaling (0-4)
% BSA (head 10, trunk 30, lower limb 40, upper 20)

Question 25

3 types of rosacea

Answer 25

Erythematous- telangiectasia Papulopustular- acne roscacea with whitehead pustules Phymatous - thicken and scar making it bumpy, swollen and discolored - resulting in rhinophyma

Question 26

RF for cellulitis

Answer 26

Skin barrier dysfunction Leg ulceration, PVD Lymphodema Immunodeficiency

Question 27

Tinea unaquium

Answer 27

Nail

Question 28

Diagnose fungal infections

Answer 28

KOH - potassium hyrdoxide Fungal c+s

Question 29

Lichen planus types

Answer 29

Cutaneous Mucosal Appendgeal

Question 30

What should those with Lichen Plants be tested for? What is the disorder pathophysiology? What else can cause lichen plants?

Answer 30

T-cell mediated Hep C Gold, quinine

Question 31

Lichenoid inflammation is also seen in

Answer 31

GVHD

Question 32

6 P of lichen planus

Answer 32

Pruritic Papular/pustular Planar Polygonal Purple

Question 33

4 types of melanoma

Answer 33

Nodular Superficial Lentigo (poorly defined) Acral lentigenous (palms and soles)

Question 34

BCC types

Answer 34

1. nodular 2. superficial 3. sclerosing

Question 35

Indication for moh's

Answer 35

High risk areas (T zone of face) >2cm on body, >0.6cm on face Recurrence Aggressive morphology: infiltrative, perineurial

Question 36

Dermatoscopy

Answer 36

Non-invasive tool for examining pigmented lesions

Question 37

Tzanck smear

Answer 37

Cytological for vesicular disorders like HSV VZV

Question 38

Biopsy

Answer 38

Punch: small circularar piece of skin for historypathological examination Excisional: removal of entire lesion for diagnostic or therapeutic purposes Shave: superficial sampling for raised lesions

Question 39

Direct immunofluorescence

Answer 39

AI blistering diseases such as pemphigus and lupus

Question 40

Types of calcinuein inhibitors and what are they used for?

Answer 40

AD, vitiligo

Question 41

UVB and PUVA

Answer 41

UVB: vitiligo and psoriasis PUVA: psoriasis

Question 42

Cryotherapy

Answer 42

Liquid nitrogen

Question 43

Indication for punch biopsy

Answer 43

Asses eruptions, sarcoid, SLE, psoriasis

Question 44

Shave biopsy indications

Answer 44

Raised lesions, basal cell or squamous cell lesions, skin tags

Question 45

Excisional biopsy

Answer 45

Melanoma, large skin tumors, or inflammatory disorders deep in the skin, erythema nodosum