26/4/22

Question 1

What is the treatment for pubic lice?

Answer 1

Malathion lotion

Question 2

Irregularly shaped pupil = ?

Answer 2

Anterior uveitis

Question 3

What antibiotics are used to manage meningitis?

Answer 3

1. benzylpenicillin

2. ceftriaxone + dexamethasone IV

Question 4

What is important to remember in a dermatological history taking?

Answer 4

HPC

• do a SOCRATES for the skin lesion (like not Pain specific but in relation to the leison)
• sun exposure and how well tan
• if ever happened before -> how was it managed?
• contact history - any infectious disease contacts or someone else with similar rash
• currently how are you controlling symptoms

All else normal bits - remember FH of skin conditions

Question 5

How do you go about commenting on a pigmented lesion?

Answer 5

Start by saying “a solitary lesion on the…”

ABCDE

Asymmetry 
Border - irregular or poorly defined?
Colour - regular across?
Diameter >6mm = worrying
Extra features -> bleeding or itch, elevated (more likely to be melanoma

Question 6

How do you describe a rash?

What is the difference between discrete vs coalescing vs confluent?

Answer 6

1. Distrubtion
   - symmetry
   - localised or generalised
   - any particular sites or surfaces favoured
   - sites that are actually affected
2. Configuration
   - how the rash is arranged (use the terminology below)
3. Morphology
   - colour
   - border
   - morphology
   - size
   - additional features (scale, crust, lichenificaiton etc.)

Discrete = lesions are solitary and sit apart
Coalescing = obvious individual lesions which are joining together in some areas
Confluent = whole area of skin is affected and no normal skin in between individual lesions

Question 7

What is meant by maculopapular?

Answer 7

Raised and non-raised

Question 8

Describe what is meant by each of the following terms:
- Macule
- Patch
- Papule
- Nodule 
- Vesicle
- Bulla 
- Plaque
- Wheal
- Cyst
- Pustule 
- Purpura vs petechia 
-

Answer 8

Macule and patch are flat lesions

• macule <1cm
• patch >1cm

Papule and nodule are raised lesions

• Papule <0.5cm
• Nodule >0.5cm

Vesicle and bulla are fluid filled lesions

• vesicle <0.5cm
• bulla >0.5cm

Wheal - compressible dermal swelling

Cyst - nodule containing semi-solid material

Pustule - nodule that is pus filled

Purpura - purple and will not blanch
Petechia - smaller 1-2cm area of flat purpura

Question 9

What antiboitics are used in maternal sepsis?

Answer 9

Co-amoxiclav and gentamicin

Question 10

What is the difference between purpura and erythema?

Answer 10

Erythema blanches on pressure