Skin Cancers Flashcards
What are the 3 MC skin cancers?
Basal cell carcinoma
Squamous cell carcinoma
Malignant melanoma
Who is at a greatest risk for skin CA?
blond hair. Blue eyes, fair skin Red hair & freckles Previous family or personal history previous severe blistering sun burns Extended sun exposure
What are the MC sites for skin CA?
ears, face, neck, and hands
Why are the MC sites MC?
Because receive most sun exposure
What are the ABCDE guidelines?
A - asymmetric surface or unequal halves B - border (irregular, notched, scalloped, indistinct) C - color (black, speckled, or mixed) D - Diameter (exceeds 6mm - pencil) E - evolving (any changes)
What is the A of the guidelines?
assymetry
What is the B of the guidelines?
Border
What is the C of the guidelines?
color
What is the D of the guidelines?
diameter
What is the E of the guidelines?
evolving
Malignant melanoma color is usually what?
black
A slow growing, malignant tumor of squamous epithelium.
Squamous cell carcinoma
Epithelial cell tumor that begins as a papule and enlarges peripherally, developing central crater that erodes, crusts, and bleeds.
Basal cell carcinoma
Is metastatic common in basal cell carcinoma?
No, rare
Does the basal cell carcinoma destroy tissues?
Yes, locally