{"id":3728,"date":"2024-03-14T13:13:38","date_gmt":"2024-03-14T13:13:38","guid":{"rendered":"https:\/\/www.tcm-vet.com\/?p=3728"},"modified":"2024-07-01T06:28:27","modified_gmt":"2024-07-01T06:28:27","slug":"o-papel-da-radiacao-uv-e-da-deficiencia-de-pigmento-no-carcinoma-de-celulas-escamosas-caninas","status":"publish","type":"post","link":"https:\/\/www.tcm-vet.com\/pt_br\/the-role-of-uv-radiation-and-pigment-deficiency-in-canine-squamous-cell-carcinoma\/","title":{"rendered":"O Papel da Radia\u00e7\u00e3o UV e da Defici\u00eancia de Pigmento no Carcinoma Espinocelular Canino"},"content":{"rendered":"<p>O Carcinoma de C\u00e9lulas Escamosas (SCC) \u00e9 um c\u00e2ncer de pele prevalente em c\u00e3es, levantando preocupa\u00e7\u00f5es significativas entre os propriet\u00e1rios de animais de estima\u00e7\u00e3o e veterin\u00e1rios. Um fator de risco not\u00e1vel que contribui para essa doen\u00e7a \u00e9 a exposi\u00e7\u00e3o \u00e0 radia\u00e7\u00e3o ultravioleta (UV), particularmente em c\u00e3es com defici\u00eancia de pigmento. Este artigo tem como objetivo explorar a rela\u00e7\u00e3o intrincada entre a radia\u00e7\u00e3o UV, a defici\u00eancia de pigmento e o desenvolvimento de SCC em c\u00e3es, oferecendo insights para uma melhor compreens\u00e3o e preven\u00e7\u00e3o.<\/p>\n\n\n\n<p><strong>Compreendendo o Carcinoma de C\u00e9lulas Escamosas em C\u00e3es<\/strong> O Carcinoma de C\u00e9lulas Escamosas em c\u00e3es \u00e9 um tipo de c\u00e2ncer de pele que se origina nas c\u00e9lulas escamosas, que s\u00e3o c\u00e9lulas planas e semelhantes a escamas na camada externa da pele. Embora possa ocorrer em qualquer parte do corpo, \u00e9 comumente encontrado em \u00e1reas com pouca pelagem, como o abd\u00f4men, as orelhas e o nariz.<\/p>\n\n\n\n<p><strong>Radia\u00e7\u00e3o UV e Seu Impacto na Pele Canina<\/strong> A radia\u00e7\u00e3o UV do sol \u00e9 um carcin\u00f3geno conhecido. A exposi\u00e7\u00e3o prolongada aos raios UV pode causar danos ao DNA nas c\u00e9lulas da pele, levando a muta\u00e7\u00f5es e, eventualmente, ao c\u00e2ncer. Os c\u00e3es, assim como os humanos, s\u00e3o suscet\u00edveis a esses efeitos nocivos, especialmente aqueles com pele de cor clara ou pelagem fina.<\/p>\n\n\n\n<p><strong>Defici\u00eancia de Pigmento e Aumento do Risco<\/strong> A defici\u00eancia de pigmento em c\u00e3es refere-se \u00e0 falta de melanina, o pigmento natural que d\u00e1 cor \u00e0 pele e \u00e0 pelagem e fornece alguma prote\u00e7\u00e3o contra a radia\u00e7\u00e3o UV. C\u00e3es com pelagem e pele brancas ou de cor clara s\u00e3o mais propensos ao SCC devido a essa defici\u00eancia. A falta de melanina significa menos prote\u00e7\u00e3o natural, tornando esses c\u00e3es mais vulner\u00e1veis aos efeitos prejudiciais dos raios UV.<\/p>\n\n\n\n<p><strong>Sintomas e Diagn\u00f3stico<\/strong> Os sintomas de SCC em c\u00e3es podem incluir manchas vermelhas, crostosas ou escamosas na pele, particularmente em \u00e1reas expostas ao sol. Essas les\u00f5es podem ulcerar e sangrar. O diagn\u00f3stico geralmente envolve um exame f\u00edsico e bi\u00f3psia da \u00e1rea afetada.<\/p>\n\n\n\n<p><strong>Medidas Preventivas<\/strong> A preven\u00e7\u00e3o desempenha um papel crucial no combate ao SCC em c\u00e3es. Limitar a exposi\u00e7\u00e3o ao sol, especialmente durante as horas de pico, e usar roupas protetoras contra o sol ou protetor solar seguro para animais de estima\u00e7\u00e3o em \u00e1reas vulner\u00e1veis pode reduzir significativamente o risco.<\/p>\n\n\n\n<p><strong>Op\u00e7\u00f5es de Tratamento<\/strong> O tratamento varia dependendo do est\u00e1gio e da localiza\u00e7\u00e3o do c\u00e2ncer. As op\u00e7\u00f5es incluem a remo\u00e7\u00e3o cir\u00fargica do tumor, criocirurgia (congelamento das c\u00e9lulas cancer\u00edgenas), radioterapia e quimioterapia. A detec\u00e7\u00e3o e o tratamento precoces s\u00e3o cruciais para um melhor progn\u00f3stico.<\/p>\n\n\n\n<p>Compreender a liga\u00e7\u00e3o entre a radia\u00e7\u00e3o UV, a defici\u00eancia de pigmento e o SCC em c\u00e3es \u00e9 fundamental para a preven\u00e7\u00e3o e a detec\u00e7\u00e3o precoce. Ao proteger os c\u00e3es da exposi\u00e7\u00e3o excessiva ao sol e estar atento aos sinais precoces de altera\u00e7\u00f5es na pele, os propriet\u00e1rios de animais de estima\u00e7\u00e3o podem desempenhar um papel fundamental em garantir a sa\u00fade e a longevidade de seus companheiros caninos.<\/p>","protected":false},"excerpt":{"rendered":"<p>Canine Squamous Cell Carcinoma (SCC) is a prevalent skin cancer in dogs, raising significant concern among pet owners and veterinarians. A notable risk factor contributing to this disease is the exposure to ultraviolet (UV) radiation, particularly in dogs with pigment deficiency. This article aims to explore the intricate relationship between UV radiation, pigment deficiency, and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5747,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"1080","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[1685,870,1684,502,649,1683,1687,1686,779],"class_list":["post-3728","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dog-cancer-and-tumor","tag-canine-dermatology","tag-canine-skin-cancer","tag-canine-squamous-cell-carcinoma","tag-dog-health","tag-pet-care","tag-pigment-deficiency-in-dogs","tag-sun-protection-for-dogs","tag-uv-radiation-in-dogs","tag-veterinary-oncology"],"jetpack_featured_media_url":"https:\/\/www.tcm-vet.com\/wp-content\/uploads\/2024\/03\/UV-Radiation-and-Pigment-Deficiency-in-Canine-SCC.jpg","jetpack-related-posts":[{"id":3749,"url":"https:\/\/www.tcm-vet.com\/pt_br\/sun-skin-and-herbs-combating-canine-squamous-cell-carcinoma-with-traditional-chinese-medicine\/","url_meta":{"origin":3728,"position":0},"title":"Sol, Pele e Ervas: Combatendo o Carcinoma Espinocelular Canino com Medicina Tradicional Chinesa","author":"TCMVET","date":"mar\u00e7o 15, 2024","format":false,"excerpt":"O Carcinoma de C\u00e9lulas Escamosas Canino (SCC) \u00e9 um c\u00e2ncer de pele comum em c\u00e3es, frequentemente exacerbado pela radia\u00e7\u00e3o UV e defici\u00eancia de pigmento.","rel":"","context":"Em &quot;Dog Cancer &amp; 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