Dermatology

Question 1

what does configuration mean

Answer 1

how lesions are arranged

Question 2

what does morphology mean

Answer 2

what the lesions look like

Question 3

what nail changes can happen in psoriasis

Answer 3

pitting (depression of nail plate) and onycholyisis (separation of nail plate from bed)

Question 4

what joins signs should be looked for in psoriasis

Answer 4

arthritis

Question 5

what is hypertrichosis

Answer 5

excess hair growth

Question 6

what is hirsutes

Answer 6

excessive hair growth in male pattern in women

Question 7

what is purpura

Answer 7

redness caused by extravasation

Question 8

what is petechia

Answer 8

smaller 1-2mm area of flat pupura

Question 9

what is erythema (caused by)

Answer 9

redness caused by vascular dilation- blanches on pressure

Question 10

will purpura blanche

Answer 10

no

Question 11

what cause cause hyperpigmentation

Answer 11

increased melanin, haemosiderin, direct chemical staining

Question 12

what is the difference between macule and papule

Answer 12

flat lesions of localised colour change
macule < 1cm
patch > 1cm

Question 13

what is the difference between papule and nodule

Answer 13

raised lesions
papule < 0.5cm
nodule > 0.5cm

Question 14

what is a maculopapular rash

Answer 14

has flat and elevated components

Question 15

what is a plaque

Answer 15

raised lesion with raised edge and flatter surface

Question 16

what is a wheal

Answer 16

raised lesion that is compressible- dermal swelling

Question 17

what are vesicles and bulla

Answer 17

raised fluid filled lesions
vesicle <0.5cm
bulla >0.5cm

Question 18

what is a cyst

Answer 18

raised nodule containing semi solid material

Question 19

what is a pustule

Answer 19

pus filled raised lesion

Question 20

what is a scale

Answer 20

accumulated fragments of keratin layer

Question 21

what is a crust

Answer 21

dried exudate

Question 22

what is lichenified

Answer 22

thickening which increased skin markings

Question 23

what is a scar

Answer 23

normal tissue replaced by fibrous tissue

Question 24

what are fissures

Answer 24

linear split inepidermis

Question 25

what is atrophy

Answer 25

loss of epidermis (+/- dermis)

Question 26

what is erosion

Answer 26

superficial break in epidermis

Question 27

what is an ulcer

Answer 27

deeper break into dermis

Question 28

what is umbilication

Answer 28

navel like notch or depression in the centre of a vesicle (doughnut, volcano)

Question 29

presentation= eczema on one foot, red, scaley, itchy

Answer 29

fungus

Question 30

presentation- red itchy circular spot that then spreads rapidly

Answer 30

fungus

Question 31

is a basal cell papilloma malignant or benign

Answer 31

benign

Question 32

is halo naevi malignant or benign

Answer 32

benign

Question 33

what is annular grouping

Answer 33

lesions coming together to make cicles

Question 34

what is confluent

Answer 34

poorly demarcated

Question 35

psoriasis on the ..... eczema on the .....

Answer 35

``` psoriasis= back eczema= front ```

Question 36

presentation- localised contact allergy in a dermatome

Answer 36

shingles

Question 37

is shingles uni or bi lateral always

Answer 37

unilateral