Skin Flashcards
What is the difference between cellulitis and erysipelas?
Cellulitis is an infection if the deeper tissue where erysipelas is a superficial infection
What is the first line treatment for cellulitis and what is the alternative if a patient is allergic?
Fluxoxacillin
Alt
Clarithromycin
Erythromycin (if pregnant)
What is the first line treatment for cellulitis and what is the alternative if a patient is allergic?
Fluxoxacillin
Alt
Clarithromycin
Erythromycin (if pregnant)
What is the treatment for erysipelas/cellulitis if its by the eyes or nose?
Co-amoxiclav
Alt
Clarithromycin and metronidazole
What are the two types of impetigo?
Non bullous
Bullous
Describe non bollous impetigo
A thin walled vesicle that ruptures quickly forming a golden crust
Describe bullous impetigo
Fluid filled vesicles & blisters that rupture leaving a thin flat yellow brown crust
What is the initial treatment for impetigo if they’re not systemically unwell?
Hydrogen peroxide 1%
What is the treatment if a pt with impetigo is systemically unwell for the infection is around their eyes?
Topical or oral antibiotics
Fusidic acid - topical
(Mupirocin if the organism is resistant)
Flucoxacillin - oral
Clarithromycin or erythromycin for an alternative
How long should fusidic acid and mupirocin be used for and why?
10 days only!
To avoid resistance
What skin condition can metronidazole used for?
Rosacea or BAD BO
Also infection wounds
How long must you treat topical fungal infections for with topical preparations?
1-2 weeks after the infection disappearance
Is a fungal infection is on the scalp do you treat it systemically or topically?
Systemically
When should you use systemic antifungals to treat topical fungal infections?
If the infection is on the scalp, widespread or hard to control
What part of the body is affected by tinea capitis ?
The scalp
What part of the body is affected in tinea corporis?
The body
What part of the body is affected by tinea cruris?
Groin
What part of the body is affected by tinea manuum?
Hand
What part of the body is affected by tinea paedis?
The foot (athletes foot)
What part of the body is affected by tinea unguium?
The nail
Imidazole is effective treatment for ringworm. Name the drugs (4)
Clotrimazole
Econazole
Ketoconazole
Miconazole
What are the treatment options with tinea unguium ?
Amorolfine
Tioconazole
What is the treatment for pityriasis versicolor?
Ketoconazole shampoo and is used for 5-7 days
Is relapse common in pityriasis versicolor?
Yes
What systemic treatment is used to treat pityriasis versicolor ?
The triazoles for 1-4 weeks
Describe angular cheilitis
Inflammation of one for both corners of the mouth. The corners are red with skin breaking down and crusting
What sort of conditions would you use preparations with antifungal and steroid activity?
Ezcematous intertrigo
Severely inflamed ringworm
Intertrigo
What is the treatment for scabies?
Permethrin
Malathion as an alternative
What treatment is to be avoid in children for the treatment of scabies and why?
Benzyl benzoate as it is an irritant and does work as well as the first line treatment
If there is a scabies out break. Who should be treated?
The whole household
Where should you apply the permethrin for scabies?
EVERYWHERE. Face and scalp included
How often should permethrin and malathion be applied ?
Twice being a week apart
How often should benzyl benzoate be applied?
Up to 3 times on consecutive days
What is the treatment for head lice?
Dimeticone
How does dimeticone work?
It affects the water balance of the lice preventing their excretion causing them to suffocate
Why should treatment be repeated in 7 days?
Because it is less active against the eggs so need to kill the lice that are hatched after the first treatment
How long must you leave the dimeticone lotion or liquid on for?
8-12 hours
If a house hold member has head lice. Who should be treated?
Only affected members of the house
What is the wet combing technique?
Use it for 30 minutes at a time over the whole scalp
Needs to be repeated every 4 days for 2 weeks and must be continued until no lice are found on three consecutive sessions
Applying veggie oil and conditioner can help the combing process
What drugs can aggravate psoriasis ?
Lithium Chloroquine Hydroxychloroquine Beta blockers NSAID ACE inhibitors
What formulation of steroid is useful for moist or weeping lesions?
Water-miscible
What formulations of steroid is used for dry, lichenified, or scaly lesions?
Ointments
What formulation is useful for application to large or hair bearing areas or for exudative lesions?
Lotions
