Melanoma and mimickers Flashcards
1
Q
what are melanoma
A
- malignant tumors of melanocytes
- can be anywhere
2
Q
5 risks for melanoma
A
- personal or famHx
- skin type
- intermittent sun with burns
- immunosupression
- nevi
3
Q
what is ABCDE of melanoma
A
A - assymetry B- borders C - color D - diameter E - evolution
4
Q
4 main types of melanoma
A
- superfical spreading - most common
- nodular
- lentigo miligna
- acral letriginous
5
Q
what is superfical spreading
A
- most common
- 30-50yo
- lower legs in females
- trunk in men
6
Q
what is nodular
A
- 6th decade
- M>F
- trunk>head and neck
- thick with poor prognosis
7
Q
what is lentigo maligna
A
- 7th decade
- chonic sun exposed sites
- slow growing
8
Q
what is acral lentiginous
A
- hand and feet
- most common in non-whites
9
Q
what is best predictors of prognosis
A
breslow thickness - deepness - deeper is worse
10
Q
mgmt plan
A
- biopsy
- excise it all
- possible nodal biopsy
- follow up
11
Q
what is benign melanocytic nevi
A
- benign tumor of melanocytes
- increase in number in first 2 decades
12
Q
ABCDE features of benign melanocytic nevi
A
A - symettrical
B - clear borders
C - one color
D -
13
Q
what is dysplastic nevi
A
- meets some ABCDE
- could be source of melanoma
- is suspicious- excise
14
Q
what is seborrheic keratosis
A
- age spots
- very common, get multiple
- after 30
- can be itchy
15
Q
what is morpho of seb keratosis
A
- well defined, stuck on, veruuciform, papule
