Clinical Descriptions in Dermatology

Question 1

Primary infection of varicella zoster virus, typically in childhood

Answer 1

Chicken pox

Question 2

Reactivation of varicella zoster virus, typically in old age

Answer 2

Shingles

Question 3

Reactivation of varicella zoster virus on opthalmic division of trigeminal nerve

Answer 3

opthalmic zoster

Question 4

Herpes zoster infection of geniculate ganglion of facial nerve

Answer 4

Ramsay Hunt

Question 5

Extensive ulceration in and orund mouth in preschool children, two types

Answer 5

Herpes simplex virus

Question 6

Pox virus that is most common in children but can also be transmitted sexually

Answer 6

Molluscum Contagiosum (warts)

Question 7

Caused by HPV most commonly types 1-4, most common in children

Answer 7

warts/verrucas

Question 8

Blistering rash at back of mouth caused by enterovirus (corsackie or echovirus)

Answer 8

herpangina

Question 9

Typically known as slapped cheeck

Answer 9

erythema infectiosum, caused by parvovirus B19

Question 10

virus of sheep “scabby mouth” seen in farmers

Answer 10

Orf

Question 11

Many triggers, including some drug reactions and infections such as herpes simplex

Answer 11

erythema multiforme

Question 12

Acute infection of skin and soft tissues, often caused by staph aureus or strep pyogenes

Answer 12

Cellulitis

Question 13

Contagious superficial infection, peak incidence 2-5 years

Answer 13

impetigo

Question 14

Superficial infection by strep pyogenes

Answer 14

erysipelas

Question 15

ring worm

Answer 15

dermatophyte fungal infection

Question 16

intense itchy rash affecting finger webs, wrists and genital area, can have chronic crusted “norwegian” form

Answer 16

Scabies

Question 17

pediculus capitis

Answer 17

head lice

Question 18

Type IV reaction, common allergens include Nickel and chromates

Answer 18

contact dermatitis

Question 19

chronic inflammatory skin condition, two different pathologies

Answer 19

psoriasis

Question 20

any break in skin of lower leg above the angle, present for more than 4 weeks

Answer 20

leg ulcer

Question 21

autosomal dominant, associated with endocrine conditions such as acromegaly

Answer 21

Neurofibromatosis

Question 22

Autosomal dominant, variety of hamartomatous growths

3 main features: mental retardation, epilepsy, cutaenous abnormality

Answer 22

Tuberose sclerosis

Question 23

Potentiall fatal blistering involving production of autoantibodies against desmosomal porotein desmoglein 3, an adhesion molecule

Answer 23

pemphigus vulgaris

Question 24

Which is more common, pemphigus or phemigoid?

Answer 24

pemphigoid

Question 25

presents at around 60, mucosal involvement rare, autoantibodies against hemidesmosomal protein

Answer 25

bullous pemphigoid

Question 26

inherited condition leading to skin fragility, blidtering after trauma, presents shortly after birth

Answer 26

epidermolysis bullosa

Question 27

Cancer arising from keratinocytes within basal layer of epidermis

Answer 27

basal cell carcinoma

Question 28

Arises from keratinocytes from subrabasal layers of epidermis

Answer 28

squamous cell carcinoma

Question 29

arises from melonocytes

Answer 29

melanoma

Question 30

Multiple lesions, highly associated with risk of developing SCC or BCC

Answer 30

actinic keratosis

Question 31

A form in intra epidermal carcinoma in situ, rarely becomes invasive

Answer 31

Bowen's disease

Question 32

tendency to flush easily

Answer 32

acne rosacea

Question 33

non immunological mediated skin reaction, concern about UVA

Answer 33

phototoxic cuteanous drug reactions

Question 34

toxic epidermal necrolysis caused by drugs

Answer 34

Steven-Johnson syndrome

Question 35

Most common type of drug eruption

Answer 35

exanthematous

Question 36

group of disorders where there is a deficiency in one of enzymes used to make haem

Answer 36

porphyrias

Question 37

caused by impairment of skin barrier due to mmutations in fillagrin gene and decreased AMP in skin

Answer 37

Atopic eczema

Question 38

board range of lesions, most are acquired in teens/20s

Answer 38

Melanocytic naevi