Dermatology - Final

Question 1

Flat lesion without induration or significant elevation

Answer 1

Macule or patch

Question 2

Deep seated indurated lesion often fixed

Answer 2

Nodule or tumor

Question 3

non-blanching dark red-purple lesion

Answer 3

purpura, petechiae or ecchymosis

Question 4

Prominent blood vessel, blanches easily

Answer 4

Telangictasia

Question 5

Blister filled with non-purulent material, deeply seated in dermis

Answer 5

Vesicle/bulla

Question 6

Pink/white blanchable, edematous pruritis lesion

Answer 6

Wheal/urticaria

Question 7

Yellow, brown or black waxy stuck on appearance

Answer 7

SK

Question 8

Dermatosis papulosa nigra

Answer 8

Variant of SK that looks like flat wart on bilateral cheeks of darker pigmented skin

Question 9

Sign of Lesar-Trelat

Answer 9

eruptive appearance of multiple SK that can be paraneoplastic in etiology

Question 10

DDx for SK

Answer 10

melanoma, verruca, letinges

Question 11

Thinning of skin, fine wrinkling, transparency

Answer 11

Atrophy

Question 12

Dried blood, honey-colored or serum

Answer 12

Crust

Question 13

Partial thickness epidermal loss

Answer 13

Erosion/avulsion

Question 14

Full thickness epidermis loss with exposure of dermis

Answer 14

Ulceration

Question 15

Dessicated, flakey keratinocytes

Answer 15

Scale

Question 16

Benign overgrowth of normal sebaceous oil glands with yellow or flesh-colored appearance with central umbilicalization

Answer 16

Sebaceous hyperplasia

Question 17

Located on extremety with pink-brown dome shaped firm papules with “dimple sign” when squeezed

Answer 17

Dermatofibroma - thought to be caused by trauma

Question 18

Pink/brown colored papules or patches with scale on sun-exposed area

Answer 18

AK

Question 19

What is often the first sign of AK

Answer 19

Rough scale before changes in skin pigment

Question 20

grey-ish white rough patch on vermillion border

Answer 20

Actinic cheilitis

Question 21

REBUILD is an abbreviation for S&S of SCC - detail these high-risk features

Answer 21

I - induration
D - diameter > 1 cm
R - rapidly enlarging
B - bleeding
E - erythema
U - ulceration
L - infLammation

Question 22

Indurated pink/red scaley plaque or tumor

Answer 22

SCC

Question 23

What layers of skin are involved with eczema?

Answer 23

Epidermis NOT dermis

Question 24

inflammation, typically of the skin of the lower legs, caused by chronic edema. Symptoms are itching, scaling, and hyperpigmentation. Ulceration can be a complication.

Answer 24

Stasis dermatitis

Question 25

On extremities and pruritic. Diagnosis and 1 differential

Answer 25

Dx - Nummular discoid eczema

DDx - tinea corporis

Question 26

What to suspect or consider ordering for diagnostics for pruritis without rash:

Answer 26

CKD - BUN/Cr
Metabolic/endocrine - CBC, electrolytes, ferritin, TSH, LFT, Alk phos
Paraneoplastic - CRP, etc.

Question 27

Recurrent pink/brown papulovesicular lesion on torso in middle aged male that is worse with warmth

Answer 27

Grover disease

Question 28

Greasy, scaley poorly demarcated papules on scalp, eyebrows, forehead, nasolabial folds,e tc.

Answer 28

Seborrheic dermatitis

Question 29

Rash to face, no comodomes consistent of ruddy cheeks and nose with rhinophyamatous changes
First line tx -

Answer 29

Acne rosacea
Avoid triggers - UV light, heat, spicy foods, chocolate, stress
Mgmt -Topical metronidazole

Question 30

T/F

Herpes zoster is contagious in the prodrome from respiratory droplets?

Answer 30

True