Derm

Question 1

Chronic, pruritic, a/w DM or Immunocompromised…..test?

Answer 1

KOH if + = fungal

Question 2

All funguses treat w/ creams EXCEPT

Answer 2

tinea capitus= griseofulvin
tinea versicolor= ketoconazole
onchomycosis= lamisil

Question 3

Palms + Soles

Answer 3

Syphilis (salmon patch *Pityriasis Rosea- RPR)

Kawasaki’s

Question 4

Macule

Answer 4

change in skin color w/out elevation or depression

Question 5

Papule

Answer 5

“pimple”

superficial, solid lesion, <0.5cm in diameter

Question 6

Nodule

Answer 6

"small knot" 
Large papule (pimple), palpable

Question 7

Vesicle

Answer 7

“little bladder”

superficial, fluid filled, <0.5cm

Question 8

Bulla

Answer 8

“bubble”

large vesicles, +0.5cm

Question 9

Pustule

Answer 9

superficial, contains purulent exudate

Question 10

“Cradle Crap”

Answer 10

Seborrheic dermatitis

Tx: Adults-selenium sulfide shampoo, ketoconazole shampoo

Question 11

Tapioca-like vesicles

Answer 11

dyshidrotic eczematous dermatitis

Question 12

Tx for Lichen Simplex Chronicus

Answer 12

Occlusive dressings at night

Topical steroids

Question 13

comedones, papules, pustules, nodules and cysts on the face, chest, and back

Answer 13

Acne Vulgaris

Not cx’ed by food

Question 14

tiny papues and papulopustules on the face; NO comedones; flushing;

Answer 14

Rosacea

Tx: sunscreen, emollients, metronidazole gel, oral ABX

Question 15

symmetric erythematous papulopustules on an erythematous background, perioral area, sparing vermillion boarder

Answer 15

perioral dermatitis

Tx: STOP steroids, topical abx

Question 16

very tender, red, inflammed, purulent drainage, same location, double comedones

Answer 16

Hidradenitis Suppurativa
F>M
Axilla/ Inguinal Folds

Question 17

Tx for Hidradenitis Suppurativa

Answer 17

Antibiotics
Intralesional steroids
Isotretinoin
Surgery

Question 18

solitary, discrete 0.5-5cm nodule, freely mobile often with a central punctum, located on face/ neck/ trunk

Answer 18

Epidermal inclusion Cyst

Tx: Excise when not inflamed

Question 19

MC Skin CA

Answer 19

Basal Cell

Question 20

Pearly, rolled boarders, telangiectasias

Answer 20

Basal Cell

Question 21

ABCDE’s

Answer 21

Melanoma

Question 22

Tx of Basal Cell

Answer 22

Bx
Moh’s surgery
Good F/u

Question 23

Tx for AK

Answer 23

Cryotherapy

Pre-CA skin lesion to SCC

Question 24

Any isolated keratotic or eroded papule or plaque present for longer than 1 mo should be considered a CA until proven

Answer 24

Bx

Surgical removal

Question 25

Lichen Planus

Answer 25

4 P's (Pruritic, Purple, Polygonal, Papules) ; wrists, shins/ankles, mucous membranes Koebner phenomenon Wickham striae

Question 26

Fine white lines

Answer 26

Wickham striae | Lichen Planus

Question 27

Tx for lichen planus

Answer 27

topical steroids uv therapy retinoids

Question 28

``` nail pits koebner phenomenon auspitz sign (pick it bleeds) extensor surfaces Pruritic, well-demarcated red plaque with thick, silvery scale ```

Answer 28

Psoriasis *Eczema- flexor

Question 29

Tx of psoriasis

Answer 29

topical steroids

Question 30

Erythema Multiforme tx

Answer 30

Oral antihistamines tylenol cool compress

Question 31

Drugs that can cause SJS

Answer 31

``` NSAIDS Sulfonamides (bactrim) Anti-convulsants (carbamazepine) PCN Lamictal kids <16 ```

Question 32

hemorrhagic crusts on lips

Answer 32

SJS

Question 33

Tx SJS

Answer 33

D/c drug (med alert bracelet) | Supportive Care

Question 34

URI prodrome, conjunctivitis, stomatitis (inflam sore mouth), Nickolsky's sign

Answer 34

TEN

Question 35

Fungal infections 1) Topical drugs 2) PO

Answer 35

1) Clotrimazole, miconazole, terbinafine | 2) griseofulvin, itraconazole, terbinafine

Question 36

Malessezia furfur

Answer 36

tinea versicolor KOH- spaghetti + meatballs Wood's lamp- blue- green fluorescence

Question 37

Tx of Tinea Versicolor

Answer 37

Topical: Selenium sulfide Ketoconazole

Question 38

Tx for Shingles

Answer 38

1) Cyclovir w/in 48-72 hrs | 2) Pain control

Question 39

Hutchinson's sign

Answer 39

Vesicles on the tip of the nose, or side of the nose, precedes the development of ophthalmic herpes zoster.

Question 40

Tx for scabies/lice

Answer 40

Permethrin lotion

Question 41

Brown recluse

Answer 41

venom necrotizing violin Tx: Immobilization, ice/elevation, tetanus, abx

Question 42

Black widow

Answer 42

venom is neurotoxic (muscle) red hourglass Tx: antivenom, m. relaxants

Question 43

Paronychia

Answer 43

s. aureus | tx: I&D, dicloxacillin/cephalexin/erythromycin

Question 44

b/l, symmetric, sharply defined depigmented macules; "chalky"

Answer 44

Vitiligo *Lisa- areas of pink skin Tx: sunscreen, topical steroids, PUVA, Grafting