Sunburn
Mostrando 1-12 de 22 artigos, teses e dissertações.
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1. Sunscreen lotions in the dermatological prescription: review of concepts and controversies
Abstract The skin is regularly exposed to several environmental aggressions, including solar radiation, whose biological effects can induce sunburn, dyschromia, skin aging and cancer. Among the photoprotection measures, sunscreens comprise a relevant part of the strategy aimed to prevent solar radiation damage and, for effective action, the patient must adhe
Anais Brasileiros de Dermatologia. Publicado em: 2022
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2. Predictive factors of melanoma thickness
Abstract Background: Melanoma thickness is a relevant prognostic marker that is crucial for staging and its calculation relies on the histopathological examination. There is a risk of thickness underestimation with an incisional biopsy if the latter is not performed on a tumor area where the thickness is maximal. This occurrence may have an impact on a ther
Anais Brasileiros de Dermatologia. Publicado em: 2022
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3. UVB irradiation differential regulate miRNAs expression in skin photoaging
Abstract Background: UVB irradiation can cause acute damage such as sunburn, or photoaging and melanoma, all of which are major health threats. Objective: This study was designed to investigate the mechanism of skin photoaging induced by UVB radiation in mice through the analysis of the differential expression of miRNAs. Methods: A UVB irradiation photoag
Anais Brasileiros de Dermatologia. Publicado em: 2022
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4. Prevalence of premalignant and malignant skin lesions in oculocutaneous albinism patients
SUMMARY OBJECTIVE: Oculocutaneous albinism describes a group of pigmentary disorders that lead to skin sensitivity and predisposition to skin malignances. Aims: To analyze clinical and epidemiological data in oculocutaneous albinism patients and to determine the prevalence of malignant skin lesions, assessing possible risk factors for skin cancer. METHODS
Rev. Assoc. Med. Bras.. Publicado em: 2021-01
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5. Knowledge and habits of sun exposure in university students: a cross-sectional study in Southern Brazil
Abstract BACKGROUND: Excessive sun exposure is the major risk factor for skin cancer. Thus, sun exposure behavior is the major focus for prevention of this disease, since it is potentially modifiable. Increasing the knowledge on sun related habits and other skin cancer risk factors is fundamental in the development of preventive programs, especially when di
An. Bras. Dermatol.. Publicado em: 09/05/2019
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6. Hereditary melanoma: a five-year study of Brazilian patients in a cancer referral center - phenotypic characteristics of probands and pathological features of primary tumors
Abstract: BACKGROUND: Approximately five to 10% of all melanomas occur in families with hereditary predisposition and the main high-risk melanoma susceptibility gene is the CDKN2A. OBJECTIVES: To describe, after a five-years study, the clinical data of patients (probands) from familial melanoma kindreds, and the pathological characteristics of their melano
An. Bras. Dermatol.. Publicado em: 2018-06
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7. Photoprotection in adolescents: what they know and how they behave
Abstract: Background: The greatest sun exposure occurs until adolescence and this is the only factor involved in photocarcinogenesis subject to modification with photoprotection. Objective: The objective of this study was to evaluate the habits and knowledge of adolescents regarding photoprotection. Method: Cross-sectional study that included 512 students
An. Bras. Dermatol.. Publicado em: 2018-02
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8. Sports-related dermatoses among road runners in Southern Brazil
BACKGROUND: Road running is a growing sport. OBJECTIVES: To determine the prevalence of sports-related dermatoses among road runners. METHODS: Cross-sectional study of 76 road runners. Assessment was performed by means of a questionnaire, interview, and clinical examination. The chi-square and linear trend tests were used for analysis. RESULTS: Mos
An. Bras. Dermatol.. Publicado em: 2014-07
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9. Radiação, fotossíntese, rendimento e qualidade de frutos em macieiras 'Royal Gala' cobertas com telas antigranizo
O objetivo deste trabalho foi avaliar a intensidade e a qualidade da radiação solar disponibilizada às plantas e os seus impactos sobre a fotossíntese, rendimento e qualidade dos frutos, em macieiras 'Royal Gala', cobertas ou não com telas antigranizo nas cores branca e preta. A tela preta provocou redução maior na densidade de fluxo de fótons fotoss
Pesquisa Agropecuária Brasileira. Publicado em: 2011
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10. Estresse oxidativo induzido pela irradiação aguda por UVB na pele de camundongos swiss
As radiações ultra-violetas (UV) são as principais responsáveis pela maioria das lesões cutâneas devido à excessiva exposição solar. O UVB é o agente físico mais descrito por induzir manifestações agudas e crônicas, como respostas inflamatórias, envelhecimento e doenças cutâneas malignas, através da formação de radicais livres. Existem me
Publicado em: 2008
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11. Anacardium occidentale: AvaliaÃÃo do Efeito Fotoprotetor e Conservante em PreparaÃÃes CosmÃticas
Chronic skin exposure to ultraviolet (UV) sun radiation can cause multiple damages the skin depending on the amount, form of UV radiation and type of individuals exposed. Damages include sunburn, oxidative stress and foto aging. Sunscreen can help to prevent serious diseases such as skin cancer, by minimizing cutaneous aggression. In this way, snscreen has a
Publicado em: 2007
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12. Sunburn in adolescents and young adults: a population-based study in Southern / Queimadura solar e fatores associados a sua ocorrência: um estudo de base populacional na cidade de Pelotas, RS.
Objective: to evaluate the prevalence of sunburn and its risk factors among subjects aged between 10 and 29 years in urban area of Pelotas, a Southern Brazilian city. Methods: a cross-sectional population based study, using a multiple stage sampling, was carried out between October and December of 2005. Sunburn was defined as burning of the skin after sun ex
Publicado em: 2006