derm

Question 1

what happens in bullous pemphigoid

Answer 1

IgG linear

Question 2

woman with lesion on leg with hard centre getting checked after friend had skin cancer. she has had it for years/

Answer 2

dermatofibroma

Question 3

what to do for leg ulcers with ABPI >0.8

Answer 3

graduated compression

Question 4

ABPI of 0.4, what do you do?

Answer 4

refer to vascular surgeon

Question 5

helitrope rash and linear streak hands

Answer 5

dermatomyositis

Question 6

red rash, flexor surface of forearm, V itchy

Answer 6

lichen planus

Question 7

itchy blistering rash, sore abdo pain, change in bowel habits

Answer 7

dermatitis herpetiformis

Question 8

child itchy at night, excorations only

Answer 8

scabies

Question 9

woman with ankle ulcer which has just healed, ABPI good in both legs, what do you do?

Answer 9

compression stockings

Question 10

man leg ulcer, ABPI 2.7, known arteriopath with mixed disease

what do you do?

Answer 10

wound care?

refer for amputation?

Question 11

1-2cm ulcer on leg which is slowly growing, what should you do?

Answer 11

biopsy

Question 12

boy with lesion between toe, then got arythematous round lesion with crustign edges, what do yotu do?

Answer 12

skin scraping

Question 13

girl with herpes on lips, what do you do?

Answer 13

swab for viral PCR

Question 14

moss like appearance

Answer 14

lichen planus

Question 15

what do you do for impetigo

Answer 15

bacterial swab

Question 16

target lesions

Answer 16

erythema multiform IgM depositions in vasculature

Question 17

herald sign

Answer 17

pityriasis rosea

Question 18

hyperkeratosis and munro abscesses

Answer 18

psoriasis

Question 19

exclamation mark hair

Answer 19

alcopecia areata

Question 20

lentigo maligna

Answer 20

woman with patch most of her life

Question 21

layers of epidermis from top to botoom?

Answer 21

keratin layer
granular layer
prickle cell layer
basal cell layer

Question 22

what do keratinocytes do?

Answer 22

vit D synthesis

Question 23

what do melanocytes do?

Answer 23

protect from UV radiation

produce pigment

Question 24

what do langerhans cells do?

Answer 24

antigen presentation

Question 25

what do merkle cells do?

Answer 25

mechanreceptors

Question 26

what does a fibroblast do?

Answer 26

collagen production

Question 27

what does a mast cell do?

Answer 27

histamine release

Question 28

what does a macrophage do?

Answer 28

scavengers/ antigen presentation

Question 29

what does a lymphotycte do>

Answer 29

immune reactions

Question 30

what does a sebaceous gland do

Answer 30

produce sebum opens into hair follicle controls moisture loss

Question 31

where do you find the apocrine gland (blue on pic)

Answer 31

axillae and perineum

Question 32

what does the apocrine gland do?

Answer 32

scent glands produces oily fluis they are androgen dependedent

Question 33

where do you find he eccrine gland( (yellow on pic)

Answer 33

whole skin surface

Question 34

what does the eccrine gland do?

Answer 34

sympathetic cholinergoc nerve supply | cools via evaporation

Question 35

vesicle

Answer 35

blister less then 0.5cm

Question 36

bulla

Answer 36

bloster larger than 0.5cm

Question 37

erosion

Answer 37

superficial break in eipdermis, heals without scarring

Question 38

fissure

Answer 38

crack in the skin

Question 39

crust

Answer 39

dried brownish exudate

Question 40

scale

Answer 40

fragment of dry skin

Question 41

excoriation

Answer 41

a scratch which has broken the surface of the skin

Question 42

lichenification

Answer 42

skin thickening with exaggerated skin markings as a result of repeated trauma e.g chronic scratching

Question 43

macule

Answer 43

defined flat area of altered pigmentation

Question 44

nodule

Answer 44

solid lump >0.5cm diameter

Question 45

papule

Answer 45

raised well defined lesion

Question 46

pustule

Answer 46

well defined puss filled lesion

Question 47

purpura

Answer 47

purplish lesion which doesnt blanch on pressure

Question 48

plaque

Answer 48

raised flat top lesion

Question 49

ulcer

Answer 49

loss of epidermis and dermis

Question 50

weal

Answer 50

rash you get with urticaria

Question 51

absent granular layer | hyperproliferation of keratinocytes

Answer 51

psoriasis