Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
41 Cards in this Set
- Front
- Back
|
what is a malignant tumor that is derived from melanocytes?
|
Malignant melanoma
|
|
|
what cancer is the leading cause of death under the age of 40?
|
malignant melanoma
|
|
|
what are the objective findings for malignant melanoma
|
asymmetric, pigmented, irrregular borders, variable coloration and the diameter is usually greater than 5mm
|
|
|
what are the types of malignant melanoma
|
superfical spreading melanoma (flatter)
nodular melanoma - not flat and it metastisizes early to the liver and the brain. |
|
|
what is mohs sugery
|
this is when they take layer by layer off until there is no cancer left
|
|
|
what is the most common malignant lid tumor
|
basal cell carcinoma
|
|
|
what is the most common skin cancer
|
basal cell carcinoma
|
|
|
what is the etiology of basal cell carcinoma
|
UV light
|
|
|
what is the general location for basal cell carcinoma
|
50% of the time it is on the lower lids
|
|
|
if you have a suspicous spot of a pt what could you do to distiguish it from an infection
|
run a short coarse antibiotic steroid combo
|
|
|
what is the general appearance of basal cell carcinoma
|
PEARLY BORDERS, varying degrees of central umbilicated centers, rolled boarders, early forms may look like vascularized nodules.
|
|
|
what location of basal cell carcinoma requires more rapid attention and why?
|
the inner canthal region b/c it is more locally invasive and could eat bone and flesh
|
|
|
what is the plan of attack for basal cell carcinoma
|
derm consult with in 3 months
|
|
|
1 in 1000 actinic keratosis turn into what?
|
squamous cell carcinoma
|
|
|
what is the etiology and the appearance of squamous cell carcinoma
|
etiology is keratinizing epidermal cells
Dx is scab that doesnt heal, scaly plaque, thought to be on the lower lid more |
|
|
what is the best plan for squmous cell carcinoma
|
exicision
|
|
|
what cancer is more common in China than in the states
|
meibomian gland carcinoma
|
|
|
what is the key to meibomian gland carcinoma?
|
it is like a persistent recurrent meibomian gland chalazion. get a biopsy if the pt says that they have had a chalazion for 6 months to a year.
persistan bleph is also common it metastisizes early |
|
|
a patient might all these sun spots
|
actinic keratosis
|
|
|
actinic keratosis is
|
a pre cursor to cancer, it could turn into squamous cell carcinoma
|
|
|
actinic keratosis, what is the objective finding
|
rough gritty feeling you can tell that there is a layer of dermis is missing
|
|
|
what is a common drug used for many skin cancers and is a cream
|
imiquimod - q for 6 weeks
|
|
|
what is the key to keratoacanthoma?
|
it may spontaneously regress or coud turn into SCC.
there is a central core of keratin. can be anywhere more common in smokers NOT FROM THE SUN |
|
|
you know that lentigo maligna (hutchinsons freckle) is malignant when?
|
it clumps together. this is a pre cursor to malignant melanoma.
|
|
|
what age group is lentigo maligna (hutchinsons freckle) usually seen in
|
65 is the avg. age.
|
|
|
what is the presentation of lentigo maligna (hutchinsons freckle)?
|
serpiginous pigment and margins.
|
|
|
what is an acrochordon
|
this is a skin tag/soft wart, benign, and usually pedunculated usually found on the obese
|
|
|
manegment for acrochordon
|
snip it freeze it or zap it.
|
|
|
what is a benign epithelial tumor that is lobulated, and may be right on the lid margin
|
papilloma
|
|
|
what is the plan for a papilloma if is on the lesion and if it is not.
|
if it is on the margin then refere to a oculoplastic surgeon
if not then removal is an option or you could check again in 3-6 months or yearly |
|
|
what are the barnicals of old age. that come from basal cell hyperplasia
|
seborrheic keratosis
|
|
|
what has hyperkeratinized plaques that look like they are floating on the skin like brown candle wax
|
seborrheic keratosis
|
|
|
is seborrheic keratosis related to the sun or not?
|
NO
|
|
|
what is flat topped violaceous papules that is a common pruitic eruption that affects 30-60 yo patients
|
lichen planus
|
|
|
what is the etiology of lichen planus
|
it is possibly immune response, may be viral
|
|
|
what is the Tx for lichen planus
|
steroid creams and vitamin A orally.
|
|
|
what is the name of a benign skin tumor taht is caused by HPV
|
verrucae
|
|
|
what is the difference b/t verrucae and papilloma?
|
verrucae is considered an active papilloma that is typically seen in kids and is contagious
papilloma is usually found on the lid margins |
|
|
what benign skin tumor is asociated with STD and HIV and is mildly contagous
|
molluscum contagiosum (viral warts)
|
|
|
what is the key objetive observation with molluscum contagiosum
|
that it is umbilicated nodule with a central core, this central hole differentiates it from papilloma and verrucae
|
|
|
what is the plan for molluscum contagiosum?
|
if it is quiet leave it alone,
if there is central discharge express it excision cryo or topical salicylic acid |
