click below
click below
Normal Size Small Size show me how
Pathophysiology
Skin Disorders and
Question | Answer |
---|---|
What percentage of cancers are skin cancers? | 50% |
What are some examples of skin cancer? | Basal Cell Carcinoma, Sqaumous Cell Carcinoma, Malignant Melanoma |
Which cancer is one of the most serious? | Malignant Melanoma |
Where does malignant melanoma originate/start from? | Base layer of the epidermis or from a nevus (mole) |
Etiology of Malignant Melanoma... | Sun exposure (UV rayslight ) - severe blistering in early childhood, Race - light complection |
What race is most affected by Malignant Melanoma? | Caucasians |
What percentage of Caucasians malignant Melanomas occur on sun-exposed skin? | 90% |
In regards to African Americans and Asians malignant melanomas-67% percent of these areas are affected. | Non sun exposed areas such as mucous membranes, plantar and palmar surfaces. |
Other factors besides race that can cause malignant melanomas are? | immunosuppression & tanning salons |
risk factors of malignant melanomas are? | family history of malignant melanomas, red or blond hair, freckles on upper back, 3 or more blistering sunburns before age of 20, 3 or more outdoor jobs as a teen, and presence of actinic keratosis. |
What is Actinic Keratosis? | a rough sandpaper texture, premalignant macule or papule cause by over exposure to the UV light |