نتایج جستجو برای: melanocytic skin cancer

تعداد نتایج: 1085050  

Journal: :Archives of dermatology 2008
Iris Zalaudek Harald Kittler Ashfaq A Marghoob Anna Balato Andreas Blum Stéphane Dalle Gerardo Ferrara Regina Fink-Puches Caterina M Giorgio Rainer Hofmann-Wellenhof Josep Malvehy Elvira Moscarella Susana Puig Massimiliano Scalvenzi Luc Thomas Giuseppe Argenziano

OBJECTIVE To determine the time required to perform a complete skin examination (CSE) as a means of opportunistic screening for skin cancer both without and with dermoscopy. DESIGN Randomized, prospective multicenter study. SETTING Eight referral pigmented lesion clinics. Patients From June 2006 to January 2007, 1359 patients with at least 1 melanocytic or nonmelanocytic skin lesion were ra...

2016
Fernanda Berti Rocha Mendes Raquel de Paula Ramos Castro Mariana Petaccia de Macedo Clovis Antonio Lopes Pinto João Pedreira Duprat Neto Gisele Gargantini Rezze

Recurring nevus or pseudomelanoma is a benign melanocytic lesion that appears in the same location after an incomplete surgical removal of nevi. These pigmented melanocytic lesions can in some cases be a diagnostic challenge when examined through dermoscopy, especially if there is a clinical history of growth or recurrence of the lesion, as happens with the recurrent nevus phenomenon. Confocal ...

Journal: :iranian journal of pathology 2014
mitra mustaphi ruplekha gon sonia bhattacharyya roop narayan

background & objective: chronic non healing ulcers or scar undergoing malignant transformation is a rare phenomenon with an estimated incidence of 2%. though, numerous predisposing factors have been identified, still it is rarely diagnosed and commonly mistaken for a benign condition. the objective of this study was to verify the efficacy of the fine needle aspiration cytology/ scrape cytol...

Journal: :journal of skin and stem cell 0
dennis a. porto department of dermatology, henry ford health system, detroit, usa; department of dermatology, henry ford health system, detroit, usa matteo c lopiccolo department of dermatology, henry ford health system, detroit, usa; the toledo clinic inc, ohio, usa david j kouba the toledo clinic inc, ohio, usa

Journal: :Frontiers in artificial intelligence 2023

Introduction Detecting and accurately diagnosing early melanocytic lesions is challenging due to extensive intra- inter-observer variabilities. Dermoscopy images are widely used identify study skin cancer, but the blurred boundaries between besieging tissues can lead incorrect identification. Artificial Intelligence (AI) models, including vision transformers, have been proposed as a solution, v...

Journal: :International Journal on Recent and Innovation Trends in Computing and Communication 2023

More and more genetic metabolic abnormalities are now known to cause cancer, which is typically fatal. Any particular body part may become infected by cancerous cells, can be One of the most prevalent types cancer skin spreading worldwide.The primary subtypes squamous basal cell carcinomas, as well melanoma, clinically aggressive accounts for majority fatalities. Screening so crucial.Deep Learn...

Journal: :Journal of the American Academy of Dermatology 2013
Annika Smith Simone Harrison Madeleine Nowak Petra Buettner Robert Maclennan

BACKGROUND Australia has one of the highest rates of skin cancer globally. Lifetime risk is associated with childhood sun exposure. OBJECTIVE We sought to investigate whether skin cancer prevention programs have resulted in improvements in sun-exposure and sun-protection behavior among young children in tropical Australia. METHODS Two cohorts of 12-to 35-month-old children from Townsville, ...

2017

Benign pigmented skin lesions are very common in children and can be generally classified into congenital or acquired nevi. Congenital nevi can be small, medium or large. Large nevi are usually associated with a higher risk of malignant transformation into melanoma. Acquired melanocytic nevi can be classified into typical melanocytic nevi, clonal nevi, or halo nevi. Cytological atypia can be ob...

Journal: :Acta dermatovenerologica Croatica : ADC 2015
Teresa Pusiol Francesco Piscioli Luigi Speziali Maria Grazia Zorzi Doriana Morichetti Luca Roncati

Cutaneous melanocytic lesions with atypical histological features can be difficult to categorize as benign or malignant. In the diagnosis of melanocytic lesions, the melanocytic tumor of uncertain malignant potential (MELTUMP) category has been widely used. Although one may favor a benign or malignant interpretation, a definitive diagnosis is not always possible, and long term clinical follow-u...

Journal: :Journal of biomedical optics 2012
Athanasios Kokolakis Giannis Zacharakis Konstantin Krasagakis Konstantinos Lasithiotakis Rosy Favicchio George Spiliopoulos Elpida Giannikaki Jorge Ripoll Androniki Tosca

Discrimination of benign and malignant melanocytic lesions is a major issue in clinical dermatology. Assessment of the thickness of melanoma is critical for prognosis and treatment selection. We aimed to evaluate a novel optical computed tomography (optical-CT) system as a tool for three-dimensional (3-D) imaging of melanocytic lesions and its ability to discriminate benign from malignant melan...

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