random derm Flashcards
is hydrocortisone 1% a mild, moderate, potent or very potent steroid?
mild
is modrason clobetasone butyrate 0.05% a mild, moderate, potent or very potent steroid?
moderate
is mometasone betamethasone valerate 0.1% a mild, moderate, potent or very potent steroid?
potent
is clobetasol propionate 0.05% a mild, moderate, potent or very potent steroid?
very potent
how many grams is one fingertip of steroid treatment?
usually 1/2g
what is this?
impetigo
what is this?
-herpes herpeticum
what is this?
herpes simplex (cold sore)
what is this?
ring worm
patient had streptococcus infection and then appears with this rash
-what is diagnosis?
guttate psoriasis
what is acanthosis nigricans and what conditions is it associated with?
- thickened, darkened patches of skin
- Addisons, diabetes
what is parakeratosis?
-persistence of nuclei in the keratin layer
what is hyperkeratosis?
-increased thickness of keratin layer
what is this?
rosaecea (a lot thicker, sometimes postures compared to butterfly rash in SLE)
are BCC fast or slow growing?
slow
what is Bowens disease?
- very early form of SCC
- presents as red scaly patch that may or not be raised and itchy
what is the most common type of skin cancer?
BCC
how do nodular BCC tend to present?
- raised, pearly, translucent
- painless
- slow growing
- central indentation
what are the types of BCC?
- nodular
- infiltrative
- pigmented
what skin lesion is a precursor for SCC?
actinic keratoses (mostly caused by sun damage) + bowens (picture is actinic keratosis)
what is used to determine survival rate of patient with a melanoma?
Breslow thickness
what is the % 5 survival rate rate of someone with a melanoma of Breslow thickness <1mm?
> 95%
what is the % 5 survival rate rate of someone with a melanoma of Breslow thickness >4mm?
50%
what is the % 5 survival rate rate of someone with a melanoma that has metastasised ?
5%
describe skin type 1
-always burns, never tans
treatment for scabies?
permethrin cream
