نتایج جستجو برای: melanoma diagnosis
تعداد نتایج: 516336 فیلتر نتایج به سال:
Melanoma is a malignancy of melanocytes or pigment-producing cells located predominantly in the skin. It is less common than other skin cancers but causes the greatest number of skin cancer-related deaths worldwide. The incidence of melanoma continues to increase and early detection is the most promising means of decreasing morbidity and mortality. Currently, physicians perform routine skin can...
British Journal of General Practice, April 2011 primary care, none had a possible diagnosis of melanoma on the request form, delaying pathological diagnosis, impeding clinico-pathological correlation, and correct diagnosis. Dermatologists expected melanoma in 54/60 and plastic surgeons in 29/43. Modern dermatological diagnosis of melanoma assisted by dermoscopy has a high sensitivity of 0.88 an...
Major risk factors for melanoma include many nevi, especially dysplastic nevi, fair pigmentation, freckling, poor tanning ability, and germ line mutations in the CDKN2A, CDK4, or MC1R genes. We evaluated the relationship between MC1R and melanoma risk in CDKN2A melanoma-prone families with extensive clinical and epidemiologic data. We studied 395 subjects from 16 American CDKN2A families. Major...
Primary malignant melanoma of uterine cervix is a rare and aggressive neoplasm. Approximately 3%-7%of malignant melanomas in women develop within genital tract. Majority occurs in vulva or vagina, but cervix is a rare site. Age range for cervical melanoma is from 19 to 83 years with peak incidence between 60 to 70years. Malignant melanoma presents with vaginal bleeding or discharge and appears ...
Skin cancer is one of the most common cancers. Melanoma accounts for less than 2% of skin cancer cases but causes a large majority of skin cancer deaths. Early detection of malignant melanoma remains the key factor in saving lives. However, the melanoma diagnosis is still clinically challenging. Here, we developed a confocal photothermal microscope for noninvasive, label-free, three-dimensional...
Background: Malignant melanoma is one of the fatal cutaneous neoplasms which are curable by early diagnosis. This neoplasm is diagnosed by the biopsy of the suspected lesion. It is essential to classify the tumor based on its histology, thickness, phase of growth, level of invasion, mitotic rate, presence of regression, inflammatory infiltration and ulceration. These descriptions yield some kno...
ABSTRACT Uveal melanoma is the most common primary malignancy of the eye in white adults. Frequently, uveal melanoma arises from choroid or iris. Ciliary body melanoma is a rare if not exceptional subtype of uveal melanoma. Furthermore, ciliary melanoma is often seen in association with the other two subtypes of uveal melanoma. This paper presents a case of primary ciliary melanoma with invasio...
Dermoscopy is an in vivo method for the early diagnosis of malignant melanoma and the differential diagnosis of pigmented lesions of the skin. It has been shown to increase diagnostic accuracy over clinical visual inspection in the hands of experienced physicians. This article is a review of the principles of dermoscopy as well as recent technological developments.
BACKGROUND To study whether use of β-blockers increases survival in patients with malignant melanoma because experimental data suggest that catecholamine hormones may be involved in stimulating the aggressiveness of malignant melanoma. METHODS A total of 4,179 patients diagnosed with malignant melanoma in Denmark with a median follow-up of 4.9 years and identified in the Danish Cancer Registr...
OBJECTIVE To evaluate differences in the stage at diagnosis and survival for melanoma between the 2 most common types of Medicare health care delivery systems, fee-for-service (FFS) and managed care (health maintenance organizations [HMOs]), in the United States during the period from January 1, 1985, through December 31, 1994. DESIGN We used a linkage of 2 national databases, ie, the Medicar...
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