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Actinic cheilitis is cheilitis (lip inflammation) caused by long term sunlight exposure. Essentially it is a burn, and a variant of actinic keratosis which occurs on the lip. It is a premalignant condition, as it can develop into squamous cell carcinoma (a type of mouth cancer).

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  • Actinic cheilitis (en)
  • التهاب الشفة السفعي (ar)
  • Cheilite solare (it)
  • Cheilitis actinica (nl)
  • Queilite actínica (pt)
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  • التهاب الشفة السفعي Actinic cheilitis (مختصر إلى AC، كما يصطلح تشقق الشفة الشعاعيالتقرن الشعاعي للشفة، solar cheilosis،شفة البحار(شفة المزارع)،هو شكل من الْتِهاب الشَّفَة الذي يتسم بالألم أحياناً مع تَوَرُّم وتشكل جُلْبَة مُتَوَسِّفة في حوافِي الشِّفاه بعد التعرض لأَشِعَّةٌ سافِعَة ومن الممكن أن يكون حاد أو مزمن. (ar)
  • Actinic cheilitis is cheilitis (lip inflammation) caused by long term sunlight exposure. Essentially it is a burn, and a variant of actinic keratosis which occurs on the lip. It is a premalignant condition, as it can develop into squamous cell carcinoma (a type of mouth cancer). (en)
  • Per cheilite solare in campo medico, si intende una forma di cheratosi diffusa sulle labbra. (it)
  • Cheilitis actinica of cheilitis solaris is een schilfering van de lippen, ontstaan door chronische zonlichtblootstelling. Het is te beschouwen als een vorm van keratosis actinica, maar dan gelokaliseerd aan de lippen, vooral de onderlip. Hierbij zijn de epitheelcellen zijn door chronische UV-blootstelling beschadigd geraakt, waardoor de cellen afwijkend van vorm zijn en het weefsel niet langer ordelijk wordt opgebouwd. De schilfering is hiervan een uiting. Soms gaat het gepaard met een ontstekingsreactie. Uit cheilits actinica kan een plaveiselcelcarcinoom ontstaan, zodat het als een premaligne aandoening beschouwd wordt. Cheilitis betekent lipontsteking, actinica betekent met betrekking tot straling. (nl)
  • A Queilite Actínica é uma lesão pré-maligna que acomete principalmente o lábio inferior (pela localização mais propicia a incidência de raios ultravioleta) de indivíduos do gênero masculino com uma média de 50 anos de idade (pela decorrência do tempo de exposição aos raios). O diagnóstico precoce destas lesões e intervenção em estágios precoces constituem chaves para redução da mortalidade e morbidade. Como lesão pré-maligna, com a finalidade de prever o risco de transformação maligna, há muitas pesquisas que analisam o uso de marcadores imunohistoquímicos para predizer o comportamento biológico da lesão. Dentre eles, pode-se citar a proteína pró-apoptótica p53, a antiapoptótica bcl-2 e o marcador de proliferação celular Ki-67 15,16. Os resultados apontam que o aumento da expressão da p53 (pt)
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  • Actinic cheilitis (en)
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  • Actinic cheilitis (en)
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  • http://commons.wikimedia.org/wiki/Special:FilePath/Actinic_Cheilitis_Photo.jpg
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