Rash Flashcards

1
Q

OSOCRATES

A

Open- describe the rash for me
Site- where is it
Onset- when/ how did it start (did you knock it)
Colour- what colour is it/ red and inflamed?
Radiation- is it just in that area or has it spread elsewhere
Associated features- itchy/ painful/ discharge/ burning or numbness/ does it disappear when you touch it
Timing- is it always there/ has it changed over time/ had this before
Exacerbation/ relief- what triggers it/ any new detergents or soaps/ anything make it better/ worse in the sun
Severity- how is it affecting day-to-day life

NB- if patient appears covered up/ has a hat on they may be hiding their rash (ask them to show you if they don’t mind etc.)

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2
Q

Systems Review- screening questions so if get a positive response, may require further questions of that system (don’t forget red flags)

A

Constitutional – FWAR and any nausea?
URTI/LRTI – Any recent infections? Recent cough with phlegm?
UTI – Any problems passing urine?
Meningitis – Any headache? Neck stiff ness? Photophobia?
Autoimmune – Do you suffer from pain in your joints or your back? Painfully cold hands? Dry eyes or mouth? Ulcers? Hair loss?

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3
Q

PMH

A

Any previous skin conditions/ investigations for a possible skin condition

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4
Q

FH

A

Ask about rashes, allergies and arthritis (ask about which one eg. psoriatic) eczema

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5
Q

SH

A

Job- do you come into contact with harmful chemicals/ do you wear gloves/ is it affecting job
Home- is it clean/ does anyone at home have the rash
Smoke alcohol recreational drugs

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6
Q

Purpuric Rash

A

Small purple raised spots on the skin that don’t blanch when pressed

Meningococcaemia 
Henoch-Schonlein purpura 
Vasculitis 
Leukaemia (and other haematological malignancies) 
NAI 
DIC (due to sepsis)
ITP
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7
Q

Cellulitis

A

Well-demarcated erythematous rash, with swelling, warmth and tenderness
Usually localised, often on the legs. Th ere may be tracking, whereby the rash spreads along the routes of the lymphatics
Fever, tachycardia and malaise may be present
MAY CAUSE DELIRIUM IN OLDER ADULT

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8
Q

Patients perspective

A
How do you feel about it
How has it impacted your life
Do you have any ideas what may have caused it
Concerns 
Expectations
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9
Q

DH

A

Any medications or OTC remedies
Any changes to medications in the last few months
Any allergies

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10
Q

Atopic eczema

A

Red exudative or scaly lesion often with vesicles
Usually on flexor surfaces face and neck favouring skin creases
Often very itchy (escoriation/ lichenification)
FH of atopy eg. Asthma hay fever or drug allergies

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11
Q

Psoriasis

A

Well demarcated red scaly plaques (chronic plaque psoriasis)- other forms do exist
Usually on extensor surfaces
FH often present
May be itchy and associated arthropathy and nail changes

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12
Q

Contact dermatitis

A

Similar in presentation to eczema but with an irritant or allergic aetiology
Commonly on hands and may be linked to occupation eg. Cleaner/ hairdresser

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13
Q

Seborrhoeic dermatitis

A

Scary greasy itchy rash that typically affects scalp and face (nasolabial folds/ eye brows/ eye lids)
Dandruff
In newborns= cradle cap

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14
Q

Viral induced rash

A

Most common maculo papular rash in children
Usually a preceding history of viral illness/ malaise
Rash balances when pressed and isn’t itchy or sore

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15
Q

Varicella zoster

A

Diffuse itchy painful vesicular and pustular lesions at different stages on development
Shingles presents in immunocompromised adults in dermatomal distribution
HZ ophthalmicus may occur in trigeminal nerve involvement

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16
Q

Urticaria

A

White itchy papules surrounded by erythema multiple localised or diffuse
Usually in response to a topical antigen- appear acutely
Can progress to anaphylaxis which can produce angioedema
History of hypersensitivity

17
Q

Investigations

A
Full dermatological examination 
Dermoscopy (detailed view of lesion)
Diascopy (reveal non blanching lesions)
Biopsy
Skin scraping (fungal)
Skin prick and patch testing 
Swabs (if infected)
Auto antibody screen 
FBC and clotting if purpuric rash
18
Q

Mole

A

ABCDE

Asymmetry 
Border
Colour 
Diameter (bigger than 6mm) 
Evolution (growing)

Ask about itching, bleeding, psychosocial impact, overall change etc .