نتایج جستجو برای: skin cancers

تعداد نتایج: 279674  

Journal: :Dermatology online journal 2014
Faiyaaz Ahmad Kalimullah Clarence William Brown

BACKGROUND A history of cutaneous malignancies puts patients at an increased risk of developing additional skin cancers, but there is little data available regarding compliance with any recommended follow-up regimens. PURPOSE To report on compliance with physician recommended follow-up regimens among patients diagnosed with melanoma and non-melanoma skin cancers. METHODS 105 patients with c...

Journal: :Cancer research 1999
M Frisch C Fenger A J van den Brule P Sørensen C J Meijer J M Walboomers H O Adami M Melbye B Glimelius

High-risk types of human papillomaviruses (hrHPVs) may be a necessary cause in cervical cancer and in some subtype of anal, vulvar, and penile cancers. Large studies aimed at characterizing hrHPV-associated and non-hrHPV-associated subtypes of anal carcinomas are, however, lacking. We searched for human papillomavirus type 16 and 13 other hrHPVs in tumor tissue by PCR and performed a systematic...

2010
Craig A. Elmets Jaye L. Viner Alice P. Pentland Wendy Cantrell Hui-Yi Lin Howard Bailey Sewon Kang Kenneth G. Linden Michael Heffernan Madeleine Duvic Ellen Richmond Boni E. Elewski Asad Umar Walter Bell Gary B. Gordon

BACKGROUND Preclinical studies indicate that the enzyme cyclooxygenase 2 plays an important role in ultraviolet-induced skin cancers. We evaluated the efficacy and safety of celecoxib, a cyclooxygenase 2 inhibitor, as a chemopreventive agent for actinic keratoses, the premalignant precursor of nonmelanoma skin cancers, and for nonmelanoma skin cancers, including cutaneous squamous cell carcinom...

ناصری, کیومرث,

Epidemiological studies of cancer is the corner stone of cancer control plans and necessary for setting goals, monitoring the progress, and evaluating the results of control efforts. Cancer is a generic name for a number of diseases that have different etiology, natural history, and outcome. Thus, control activities for each cancer is different and requires varied approaches. Primary prevention...

Journal: :Seminars in cutaneous medicine and surgery 2011
William L Camp Jennifer W Turnham Mohammad Athar Craig A Elmets

With the incidence of nonmelanoma skin cancer on the rise, current prevention methods, such as the use of sunscreens, have yet to prove adequate to reverse this trend. There has been considerable interest in identifying compounds that will inhibit or reverse the biochemical changes required for skin cancers to develop, either by pharmacologic intervention or by dietary manipulation. By targetin...

F AHANI, H TABRIZCHEE, M MASOOMIAN, MS ZARE,

This investigation was done in Kennan from March 1989 to March 1993 to study the epidemiology of cancers in this province and to compare the results with a previous study performed in this area and some available statistics. A total number of 288 1 new cases of malignancy were registered and the crude relative frequency of cancers was studied. Gastric cancer with a frequency of 9.7%, malig...

Journal: :Pathobiology : journal of immunopathology, molecular and cellular biology 2011
M B Karpova M J Barysch M C Zipser N Schönewolf L E French R Dummer

Today skin cancer is mainly treated by surgical interventions. New findings concerning molecular biology and the signaling pathways in epithelial skin cancers such as basal cell carcinoma, squamous cell carcinoma or melanoma, and mesenchymal skin cancers such as angiosarcoma and dermatofibrosarcoma protuberans (DFSP) have identified new molecular targets for a systemic or local treatment approa...

Journal: :FASEB journal : official publication of the Federation of American Societies for Experimental Biology 2005
Moammir Hasan Aziz Shannon Reagan-Shaw Jianqiang Wu B Jack Longley Nihal Ahmad

According to the World Cancer Report, skin cancer constitutes approximately 30% of all newly diagnosed cancers in the world, and solar ultraviolet (UV) radiation (particularly, its UVB component; 290-320 nm) is an established cause of approximately 90% of skin cancers. The available options have proven to be inadequate for the management of skin cancers. Therefore, there is an urgent need to de...

2017
Tova Rogers Maria Marino Stephen W. Dusza Shirin Bajaj Michael A. Marchetti Ashfaq Marghoob

IMPORTANCE Dermoscopic triage algorithms have been shown to improve beginners' abilities for identifying pigmented skin lesions requiring biopsy. OBJECTIVE To estimate the diagnostic accuracy of the Triage Amalgamated Dermoscopic Algorithm (TADA) for pigmented and nonpigmented skin cancers. Secondarily, to compare TADAs performance to those of existing triage algorithms for the identification...

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