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Special Senses Lab Final > Skin > Flashcards

Flashcards in Skin Deck (39)
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1

MC cutaneous disorder encountered in medical practice

acne vulgaris

2

prime defect of acne vulgaris

abnormal response of pilosebaceous apparatus to androgenic stimulation --> blockage of abnormal/excessive keratin --> comedone/blackhead

3

comedones become inflamed b/c of irritating effect of

free fatty acids formed by enzymatic effect of common skin bacteria upon sebum

4

idiopathic skin condition MC

Alopecia areata

5

prognosis of alopecia aereata is usually ______; especially if _____

poor
recurrent and/or extensive episodes

6

idiopathic condition, although may be due to viral infxn, food/drug allergies and psychogenic factors -- small, discrete and painful

aphthous stomatitis (canker sores)

7

aphthous stomatitis needs to be differentiated from

Vincent's angina

8

spirochete infxn, which primarily involves gingival and produces painful, red and swollen gums

vincent's angina

9

characteristics of aphthous stomatitis ulcers

shallow
painful
white base surrounded by reddened area

10

MC locations for aphthous stomatitis

buccal mucosa, tongue, inner lips, gums

11

Atopic dermatitis AKA

generalized neurodermatitis

12

chronic, reoccurring idiopathic disease that hereditary/allergy and psychogenic factors are significant ; cannot vaccinate during active phase

atopic dermatitis (generalized neurodermatitis)

13

characteristics of atopic dermatitis lesions

bilateral
symmetric
may occur anywhere on body

14

3 distinguishing features of atopic dermatitis

pruritus, dry skin, and sweat retention
(Secondary infxn is MC)

15

most important difference btwn atopic dermatitis and other eczemas

does NOT appear before 2 months old; often clears up at 2-3 y.o., but flare ups followed by remission may occur in childhood/puberty/adolescence and adulthood

16

thickening of skin, exaggeration of skin marks (lichenification), papule, excoriations (scratch marks) hyper or hypopigmentation

atopic dermatitis (generalized neurodermatitis)

17

oozing and crusting seen in _____; MC locations are:

infantile atopic dermatitis (generalized neurodermatitis)
scalp and face

18

MC locations for childhood/adulthood atopic dermatitis

antecubital and popliteal areas, neck, face (eyelids), ears, wrists and hands

19

disease caused by repeated scratching or rubbing of skin; MC In women; usually only a SINGLE lesion; usually primary and expression of underlying emotional disorder

circumscribed neurodermatitis (lichen simplex chronicus)

20

Condition in which basic lesion is a localized patch of "elephant hide" - scaling, sharply defined, with increased prominence of skin markings -- due to patient induced friction

circumscribed neurodermatitis (lichen simplex chronicus)

21

MC locations for circumscribed neurodermatitis (lichen simplex chronicus)

nuchal scalp and neck
inner thighs
lateral leg regions

22

common disorder caused by reactions to primary irritants or sensitizing agents

contact dermatitis (dermatitis venenate)

23

clinical features of contact dermatitis (dermatitis venenate)

redness, weeping and vessicles/bullae, swelling and scaling in well-defined patches; itching often seere

24

MC locations for contact dermatitis (dermatitis venenate)

back of hands, neck, eyelids, face, genitalia and legs

25

MC drug that causes lesions/reactions in people

penicillin

26

Condition that occurs in period bouts from weeks-months, idiopathic, local factors, drugs, diet and psychogenic stimuli may be of significant

Dyshidrosis (Pompholyx)

27

catchall term that includes a wide variety of cutaneous diseases typed by vesiculation, erythema and swelling with various degrees of weeping, fissuring, scaling and pustulation

eczema

28

Diaper rash may be associated with (3) conditions

atopic eczema
seborrheic dermatitis
moniliasis

29

ear eczema (otitis externa) is caused by (3)

seborrheic dermatitis
psoriasis
localized or generalized neurodermatitis

30

When ear eczema is caused by discharge from caruncle/otitis media/infxn, it is called

infectious eczematoid dermatitis