نتایج جستجو برای: melanocytic skin cancer

تعداد نتایج: 1085050  

Journal: :The British journal of dermatology 2004
A Blum H Luedtke U Ellwanger R Schwabe G Rassner C Garbe

BACKGROUND Digital image analysis has been introduced into the diagnosis of skin lesions based on dermoscopic pictures. OBJECTIVES To develop a computer algorithm for the diagnosis of melanocytic lesions and to compare its diagnostic accuracy with the results of established dermoscopic classification rules. METHODS In the Department of Dermatology, University of Tuebingen, Germany, 837 mela...

Journal: :Biomedical Photonics 2023

Fluorescent diagnostics is a promising method for diagnosing non-melanocytic skin tumors, which makes it possible to identify clinically undetectable cancer foci and clarify the margin of tumor lesion. The main drugs ‹uorescent are based on 5-aminolevulinic acid its methyl ester. Sensitivity indicators in basal cell, squamous cell carcinoma extramammary Paget’s disease reach 79.0-100.0%, speci ...

2016
M. Yuvaraju D. Divya A. Poornima

---------------------------------------------------------------------***--------------------------------------------------------------------Abstract Skin cancer is the deadliest form of skin disease. Its incidence has been rising at a rate of 3% per year. In order to reduce the cost of screening, there is a need for an automated melanoma screening system. Segmentation is significant to detect s...

Journal: :acta medica iranica 0
reza nemati ahmadabad department of dermatology, razi hospital, tehran university of medical sciences, tehran, iran. hayede ghaninezhad department of dermatology, razi hospital, tehran university of medical sciences, tehran, iran. homayoon moslehi department of dermatopathology, razi hospital, tehran university of medical sciences, tehran, iran. sahar azizahari department of dermatology, research development centre of razi hospital, tehran university of medical sciences, tehran, iran. kambiz kamyab department of dermatopathology, razi hospital, tehran university of medical sciences, tehran, iran. azita nikoo department of dermatopathology, razi hospital, tehran university of medical sciences, tehran, iran.

proper differentiation between acral malignant melanoma and benign pigmented lesions like melanocytic nevi is of great value. to avoid unnecessary biopsies, dermatoscopy has been introduced as a non-invasive modality and has improved the clinical diagnostic accuracy in recent decades. we aimed to describe dermoscopic patterns of acral pigmented lesions of patients in the clinic of dermatology i...

2017
José-Francisco Millán-Cayetano Oriol Yélamos Anthony M. Rossi Michael A. Marchetti Manu Jain

Facial angiofibromas are benign tumors presenting as firm, dome-shaped, flesh-colored to pink papules, typically on the nose and adjoining central face. Clinically and dermoscopically they can mimic melanocytic nevi or basal cell carcinomas (BCC). Reflectance confocal microscopy (RCM) is a noninvasive imaging tool that is useful in diagnosing melanocytic and non-melanocytic facial lesions. To d...

2013
ANDREAS G. NERLICH BEATRICE E. BACHMEIER

The use of cell lines in cancer research is strongly dependent on the avoidance of contaminations, the correct attribution of a cell line to the initial primary tumor and stability. Previous studies have identified expression of melanocytic molecular markers in the widely used breast cancer cell line, MDA-MB-435. In the present study the three breast cancer cell lines, MCF-7, MDA-MB-231 and MDA...

Journal: :Eastern Mediterranean health journal = La revue de sante de la Mediterranee orientale = al-Majallah al-sihhiyah li-sharq al-mutawassit 2012
A A El-Moneim R E El-Dawela

The frequency of neonatal skin disorders has not been well studied in Egypt. Our aim was to address patterns of dermatological changes in a sample of Egyptian newborns. In a descriptive prospective cohort study 600 newborns in Sohag University hospital nursery were dermatologically examined within the first 5 days of birth. Skin disorders were detected in 240 neonates (40.0%). Birthmarks were f...

2016
Uzma Jamil M Usman Akram Shehzad Khalid Sarmad Abbas Kashif Saleem

Digital dermoscopy aids dermatologists in monitoring potentially cancerous skin lesions. Melanoma is the 5th common form of skin cancer that is rare but the most dangerous. Melanoma is curable if it is detected at an early stage. Automated segmentation of cancerous lesion from normal skin is the most critical yet tricky part in computerized lesion detection and classification. The effectiveness...

Journal: :British Journal of Cancer 1988

Journal: :medical journal of islamic republic of iran 0
seyed emad emadi andrew juma suleh farhang babamahmoodi fatemeh ahangarkani vanessa betty chelimo beatrice mutai

background: albinos in africa are at constant risk of developing skin cancer due to the damage caused by ultra-violet exposure. this study identifies the common skin conditions among albinos in kenya as a country located along the equator.    methods: in this descriptive study on albino patients who were admitted to mbagathi district hospital in nairobi, kenya the census method was used for sam...

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