Skin - definitions

Question 1

abscess

Answer 1

localised accumulation of pus in the dermis or subcutaneous tissues

Question 2

annular

Answer 2

ring like

Question 3

confluent

Answer 3

lesions merging together

Question 4

excoriated

Answer 4

scratched
broken skin

Question 5

extensor vs flexural

Answer 5

extensor
- lesions are on the outside bend of the elbows/arms or knees/legs

flexural
- lesions are on the inside bend of the elbows/arms or knees/legs

Question 6

lichenfied

Answer 6

thickened leathery skin with increased skin markings

Question 7

macerated

Answer 7

moist, peeling skin

Question 8

macule

Answer 8

a small flat area of altered colour (different textures state different cut off sizes)

Question 9

papule

Answer 9

a small raised lesion

Question 10

pedunculated

Answer 10

a lesion which sits on a stalk

Question 11

petechial

Answer 11

very small purple dots due to tiny capillary bleeds into the skin
– colour does not disappear when pressure is applied

e.g. the glass test for meningitis

Question 12

purpuric

Answer 12

dark purple areas due to bleeding in the skin
– colour does not disappear when pressure is applied,

e.g. the glass test for meningitis

Question 13

pustule

Answer 13

a small lesion filled with pus

Question 14

reticulate

Answer 14

like a network

Question 15

sebhorrhoeic

Answer 15

pertaining to areas on the body where sebaceous glands are abundant

e.g. scalp, face, (nasal folds and forehead in particular), axillae, chest

Question 16

umbilicated

Answer 16

lesion with a dimple in the middle

Question 17

vesicle

Answer 17

small fluid filled lesion

Question 18

weal

Answer 18

central itchy white plaque surrounded by an erythematous flare