 health servic - univers waterloo http healthservic uwaterloo html file localhost d itu web 20mine project uw-can-data webdata servic html file localhost d itu web 20mine project uw-can-data webdata hour html file localhost d itu web 20mine project uw-can-data webdata emerg html file localhost d itu web 20mine project uw-can-data webdata insur1 html file localhost d itu web 20mine project uw-can-data webdata appoint html file localhost d itu web 20mine project uw-can-data webdata staff html file localhost d itu web 20mine project uw-can-data webdata topic html file localhost d itu web 20mine project uw-can-data webdata link html file localhost d itu web 20mine project uw-can-data webdata event html skin cancer sun exposur major caus factor skin cancer prevent feasibl classif a non-melanoma cancer basal cell carcinoma squamou cell carcinoma bowen's diseas paget's diseas both basal squamou cell carcinoma common area sun-expos head neck hand forearm b malign melanoma is common form sun-induc skin cancer seriou high mortal rate danger send earli invas bodi melanoma common sun-burn area ear men lower leg women statist survei the incid skin cancer doubl report indic deplet ozon layer worsen it estim 92 000 case melanoma 2 750 000 case non-melanoma occur wide year in canada estim 60 000 case non-melanoma 3 000 case melanoma year the incid skin cancer 29 higher white male white femal melanoma increas white popul 3 7 year 30 year malign melanoma 3rd death lung breast cancer effect form treatment earli surgeri the melanoma vaccin studi how sun exposur produc skin cancer? the sunlight three type ultraviolet uv rai uva uvb uvc uva uvb rai respons skin damag 1-direct damag skin structur 2-mutat deoxyribonucl acid dna alter cell function cell death 3-immuno-suppress effect skin an exampl case frequenc cold sore herp simplex intens sun exposur uva uvb tumor initi tumor promot carcinogen the temperatur weather condit affect intens uv radiat uv level reduc thick cloud cover the sand water concret snow reflect uv rai increas amount uv reach skin risk factor the probabl develop sunrel skin cancer individu genet factor there phenotyp genotyp factor signific predict skin cancer develop peopl highest risk factor ey color blue grei hair color blond red complexion fair-complexion tend freckl skin's photo-type ii which skin's photo-type ? ------------------------------- alwai burn tan ii ------------------------------- usual burn light tan iii ------------------------------- sometim burn tan iv ------------------------------- never burn tan v ------------------------------- brown vi ------------------------------- black signific risk factor there factor rais risk develop skin cancer chang mole increas ag famili person histori melanoma larg number mole -more 50 adult- ethnic european-high risk hispan-low asian african-veri low other risk factor chronic cumul sun exposur well exposur sun-tan lamp bed outdoor work poor immunolog system pre-malign lesion wart locat nail solar keratos these lesion locat face forehead appear result chronic skin sun damag the solar keratos round shape flesh color feel patch sandpap anoth risk factor presenc chemic environ exampl arsen polychlorin biphenol pcb to trend report oral contracept risk malign melanoma dietari factor a low-fat diet reduc occurr skin cancer experiment studi suggest dietari antioxid vitamin e a c beta-caroten inhibit growth melanoma alcohol intak promot growth what skin cancer aid? the associ skin cancer aid well skin cancer grow rapidli invas patient aid both sunlight exposur human papillomaviru infect genit wart associ develop skin cancer hiv-infect patient photo-protect skin cancer prevent adopt good photo-protect habit earli childhood modif sun-seek behaviour adult the photo-protect start infanc late the good photo-protect common sens recognit risk sun damag avoid middai sun exposur period 11 4 uv rai reach highest uv level earli april late octob adopt shade-seek habit umbrella tree canopi do reli temperatur guid avoid tan salon rememb uva rai carcinogen well respons earli skin ag cloth must dens woven fabric order block light transmiss the color thick type fabric factor wide-brim hat long-sleev shirt long pant sun glass uv protect recommend sunscreen sunscreen good uvb protect activ contribut product skin cancer sunscreen block 50 75 uva light it protect sun-expos area face neck ear hand sunscreen sun protect factor spf 15 higher parsol 1789 titanium dioxid zinc oxid also recommend lip balm spf 15 lip protect some sunscreen precaut do forget sunscreen provid absolut protect for fair person burn minut middai spf 45 protect hour dai sunscreen effect appli 30 minut sun exposur reappli hour swim high perspir waterproof sunscreen vari product read label carefulli self screen earli detect kei success treatment the mortal melanoma clearli depth invas tumor remov melanoma vari spot nodul mole color flesh tint black frequent mixtur white blue purpl red the border irregular growth rapid when mole chang color size border surfac red alert doctor sometim manifest malign itch mole take advic if notic suspici skin physician last updat april 03 2001 thi maintain castrom uwaterloo chri strome http uwaterloo web-doc uw infoserv copyright html copyright univers waterloo http uwaterloo 