Dermatology

Question 1

Scaly skin

Answer 1

Epidermis

Question 2

Macule

Answer 2

Little lesion 5mm or less. Flat topped wouldn’t be able to see it really

Question 3

Guttate meaning

Answer 3

Raindrop, sore little lesions

Question 4

What is a classic presentation of guttate psoriasis

Answer 4

Strep throat before, then flakey

Question 5

Any rash prescribe what

Answer 5

Emollient

Question 6

Guttate psoriasis treatment

Answer 6

UVB therapy

Question 7

Describing rashes

Answer 7

Symmetry
Size
Location
Layer of the skin

Well defined (peoriasis), not as well defined (exzeme)

Question 8

Eczema and dermatitis are 5ey interchangeable

Answer 8

No

Question 9

Unilateral dermatitis

Answer 9

Think FUNGAL

Question 10

How can we determine if it is fungal

Answer 10

Skin scrapings

Question 11

Type of allergy contact dermatitis

Answer 11

Type 4 delayed H5. Determined by patch testing

Question 12

Common allergens

Answer 12

Fragrance, rubber, preservatives, nickel

Question 13

Contact dermatitis treatment

Answer 13

Really troublesome = dermavate for a weak or two
Greasy thick moisturiser

Question 14

Exclamation mark hair. Treatment what type of condition

Answer 14

Alopecia

arimata - circular patches
Universale - while head

Autoimmune condition

Intradermal steroid

JAK inhibitors

Question 15

Actinic keritosis is what. Bigger flatter things are what

Answer 15

Sun lesion, scaling of the skin on sun places in old places

Bigger could be Boeings (squamous carcinoma in situ) or squamous cell carcinomas

Question 16

Treatment for Boeings

Answer 16

Ethudste 5 flurouricil

Question 17

Vitiligo - cause, what is it? Treatment

Answer 17

Autoimmune

Loss of pigment from melanocytes

Topical steroids, see if they work.
Tacrolimus (immunosuppressant) ointment not a steroid .
UVB therapy

Question 18

Psoriasis plaque treatment

Answer 18

Trio ate

Question 19

How do we work out if it is a nasty drug rash or not (with wide spread blanching erytheratamous)

Answer 19

If it spreads to the mucosa or not

Question 20

Drug reaction rash treatment

Answer 20

Stop the drug
Emollient
Non potent steroid

Remember emollient and steroids are often the treatment

Question 21

Where are scabies usually

Answer 21

Axilla
Armpits
Back of hands
Wrists
Belt lick around the abdomen
Genitalia
Front of knee
Side of foot

Question 22

Itchy nodules on penile shaft

Answer 22

Scabies

Question 23

BCC do you get tree like telengatasia? How do you see better

Answer 23

Yes. Stretch the skin

Question 24

Itchy baby, check the soles of the feet. Lots of burrows and mushy like. What is it?

Answer 24

Norwegian scabies. (Crusted scabies) Thousands of mites. Whereas normal scabies just has a couple of mites.

Question 25

What are we looking for to confirm scabies?

Answer 25

The burrows. Can scrape and send off

Question 26

Just hands atopic person. V itchy

Answer 26

Pomp hill is

Question 27

Norwegian scabies treatment

Answer 27

Topical insecticides and ivermectin

Question 28

Doxycycline can cause what when into the sun

Answer 28

Photosensitive rash

Question 29

Closed comadome is what open is what

Answer 29

Closed is whitehead Open is blackhead

Question 30

Acne treatment

Answer 30

Topical retinoids 6 month course erythromycin/tetracycline

Question 31

Urticaria patterns. What do we need to check ? Treatment ? What can we do to check?

Answer 31

Itchy blotches very fluctuating. Come and go. Wheals Potentially autoimmune Need to check iron (may be low), thyroid (may be low), drug history Treatment is antihistamines. Can do dermstographia to check

Question 32

Erythema multidorme lesions look like what? Where else do we need to check and why? Treatment ? Yellow tinged lips cause . Causes for kids or adults

Answer 32

Target lesions Need to check mucus membranes, if they are there then it is steven Johnson’s Treatment = supportive care. Steven Johnson’s will start developing Bullae. Kids = infection Adults = drugs Yellow lips think staph aureus

Question 33

More than what size think melanoma

Answer 33

More than 6mm

Question 34

Blue white veil think what?

Answer 34

Melanoma

Question 35

New and changing pigmented lesion what are we concerned about

Answer 35

Melanoma

Question 36

Strep throat. Couple of weeks later Itchy lesions on legs and spreads upwards. Can get bulbous lesions, palpable purpura, non blanching (+abdominal pain and + joint pain) Need to check what Treatment with what ? Other possible cause

Answer 36

Vasculitis (small vessels in the skin) HSP henloch sersien purpura (all 4 changes ) Need to check they don’t affect kidneys Pred, NSAIDs Other possible cause = drugs

Question 37

Gaiter area and ulcers

Answer 37

Gaiter area is medial malleolus Venous ulcers

Question 38

Eczema on lower legs is often due to what. Treatment

Answer 38

Venous eczema Compression bandaging

Question 39

Detmatomyositis appearance Quick blood test to prove What do we need to CHECK

Answer 39

Photo sensitive rash (heiliotrope, purple and puffy around the eye lids) Shall distribution and holster distribution rash Gotrons papules (purple knuckles) Linear violations over the fingers Muscle pain (increasing) eg unable to run anymore, proximal muscle weakness. Creatinine kinase Need to check for underlying occult malignancy. Stomach and ovarian cancer Skin muscle biopsies, ecg

Question 40

Inflamed fat (permiculitis) can be due to what infection

Answer 40

TB

Question 41

Bulla vs vesicles

Answer 41

Bulla >5mm Vesicles <5mm

Question 42

WHat is Pemphigoid? What is the treatment?

Answer 42

Widespread itchy blisters. well patient. Antibodies to basement membrane Treatment: Pred+emoillient+doxycycline/azathioprine/methotrexate

Question 43

Key difference in time fames for developing lesions in BCC and SCC?

Answer 43

BCC are slow growing whereas SCC are fast growing and can appear within 4 weeks

Question 44

4th and 5th finger, metatarsal with lot of wasting of the distribution of the ulnar nerve. The fingers also look shorter compared to the rest. Loss of subcutaneous tissue. It was also present on her feet Commonest presentation is middle aged women with a patch of skin that starts of pink and inflamed, not itchy and then a scarring process progressing. What is it?

Answer 44

Linea Morphoea

Question 45

Painful boils underarms and around groin since 20s

Answer 45

hidradenitis suppurativa (HS)

Question 46

Widespread rash on the back + dusky areas, skin peeling off. Started on ciprofloxacin 2 days ago for a UTI

Answer 46

Toxic Epidermal Necrolysis