dermatology

Question 1

flat small lesion

Answer 1

macule

Question 2

flat large lesion

Answer 2

patch

Question 3

small raised lesion

Answer 3

papule

Question 4

broad raised lesion - platau

Answer 4

plaque

Question 5

broad mountain like lesion

Answer 5

nodule

Question 6

small clear fluid filled lesion

Answer 6

vessicle

Question 7

large clear fluid filled lesion

Answer 7

bulla

Question 8

shallow loss of epidermis

Answer 8

erosion

Question 9

deeper loss of epidermis and dermis

Answer 9

ulcer

Question 10

crust is

Answer 10

dried exudate

Question 11

seborrhhiec keratosis

Answer 11

related to age

Question 12

keratoacanthoma

Answer 12

have the ability to act as an SCC - histopathologists find them similar under the microscope from normal SCCs
have to be removed

Question 13

solar keratosis

Answer 13

pre cancerous unlike seborrhheic keratosis, can turn into SCCs but risk of transformation is small and slow but real
the more lesions you have the more chance than one of them will turn into an SCC
5-fluorouracil topical chemotherapy drug
or cryotherapy

Question 14

lentigo

Answer 14

locally increased production of melanin
lentigenes is plural

Question 15

naevus

Answer 15

proliferation in melanocytes
may be flat or compound (raised)

Question 16

ABCD

Answer 16

Asymmetry
irregular Border
multiple Colours
Diameter > 6mm

for concerning lesions

Question 17

lentigo maligna

Answer 17

in situ melanoma - can progress to invasive melanoma
diagnose with excisional biopsy (not punch biopsy or shave biopsy)

Question 18

how should a lesion be diagnosed

Answer 18

excisional biopsy otherwise you risk sampling error

Question 19

how do you know its a wart

Answer 19

the tiny black spots on the top

Question 20

treatment of warts

Answer 20

cryotherapy
salicylic acid patches/paint
file down the wart then apply the salicylic acid

Question 21

moluscum contagiousum

Answer 21

contagious
self resolving over weeks
raised with a core

Question 22

zoster

Answer 22

antiviral medication
to prevent progression to post hepatic neuralgia
particuraly people who are older and have pain at presentation

Question 23

scabies

Answer 23

mits burrowing into the skin
low socioeconomic
treated with insecticide cream

Question 24

head lice

Answer 24

physical removal through combing
insecticide shampoos - gorwing issue of resistance

Question 25

tinia corporis

Answer 25

ringworm
caused by a fungus

Question 26

tinea cruris

Answer 26

Question 27

pityriasis rosea

Answer 27

infectious
likely caused by type of human herpes virus
does not need specific treatment

Question 28

pityriasis versicolor/tinia versicolor

Answer 28

mallasesia furfur
fungal rash

Question 29

candidiasis

Answer 29

Question 30

urticaria

Answer 30

Question 31

atopic dermatitis

Answer 31

steroid cream
moisuriser
avoiding irritants
eczema usually means this but eczema can mean other things

Question 32

seborrhoeic dermatitis

Answer 32

flakey dermatitis

Question 33

psoriasis

Answer 33

flaky plaques as extensor surfaces
steroids
phototherapy
immunotherapy

Question 34

acne

Answer 34

doxycycline
benzyl peroxide
topical antibitocis
roacutane

Question 35

BCC looks like

Answer 35

telangiectasia (little blood vessels)
nodular or ulcerated
nodular or ulcerated needs excising
superficial lesions may be treated topically
morpheic lesions are more difficult to deal with