melanoma Flashcards
melanoma in situ
confined to epidermis
well defined
sun or nonsun exposed
risk factors of melanoma
UV fair skin genetics: CDKN2A mutation nevi xeroderma pigmentosum immunosuppression
lentigo maligna
confined to epidermis
sun exposed skin
illdefined
main place in females
back of legs
main palce in men
on trunk
lentigo maligna
70s, sun damaged skin
acral lentingous
dark skin >light skin
50s and 60s
hands and feet digits
amelanotic
red color in forgotten melanoma locations-periungual, mucosal, genital, oral, anal-rectal, urethra, eso, ocular
pediatric melanoma
3% of pediatric cancers; 90% occur between ages 10-19
children with congenital melanocytic nevi
have a 465 fold increased risk of developing melanoma in childhood and adolescence
scalp and neck are most common sites
px dependent on site
best to worst
extremities>head neck trunk? volar or sublingual
ulceration
worst prognosis
breslow thickness
measured from top of granular cell layer to deepest point of tumor penetration
lymph nodes
number and burden
site of distant mets
worst with visceral vs just skin