Benign And Melanocytic Lesions Flashcards
0
Q
3 types of benign melanocytic lesions
A
Ephelis
Lentigo
Naevus
1
Q
Melanoma risk factors
A
Fx Previous hx Severe childhood sunburn Increased uv exposure Multiple dysplastic naevi Large congenital naevi
2
Q
7 changes from mole to melanoma
A
Size Shape Colour Bleeding Inflammation >7mm on size Itching
3
Q
2 types of in situ melanoma?
A
Lentigo maligna
Melanoma in situ
4
Q
Features of lentigo melanoma?
A
Sun exposed sites
Very long hx
Often starts as large freckle
5
Q
4 types of invasive melanoma
A
Superficial spreading
Nodular melanoma
Lentigo maligna melanoma
Acral melanoma
6
Q
Features of superficial spreading invasive melanoma
A
Most common (70%)
Thin
Expands radially
7
Q
Features of nodular melanoma
A
Raised from skin
Thick
Invades vertically rapidly
Can ulcerated and bleed
8
Q
Prognosis of lentigo melanoma
A
Good
9
Q
What is Breslow thickness?
A
Depth of invasion
20
Q
Benign lesions that can mimic melanoma
A
Atypical moles Blue naevus Seborrhoeic wart Pigmented bcc Dermatofibroma Pyogenic granuloma Dysplastic naevus Naevus spilus
