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患者,女,71岁。左背部皮肤增生物5年,表面丘疹半年。疣状物和红斑处的皮肤镜分别提示鲍温病和鳞癌表现,结合组织病理诊断鲍温病继发高分化鳞状细胞癌。手术切除,随访1年无复发。 相似文献
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The occurrence of anogenital warts has increased both in clinic and in private practice. Both sexes and all races are affected, with the highest prevalence in patients aged 15 to 40 years. The etiologic agent, the human papillomavirus (HPV), has been classified by DNA hybridization techniques into at least 42 types, of which types 16 and 18 are considered to carry a high risk for cancer. A patient who had been seen intermittently over a period of 26 years with perianal and anal warts that responded to treatment finally developed two granulomatous nodules morphologically different from the previous lesions. A biopsy confirmed that the nodules were typical of Bowen's disease, a precancerous lesion, and they were surgically excised. Thus, anogenital warts that fail to respond to conventional therapy or change in appearance warrant a biopsy and, where the technique is available, DNA typing to identify the viral pathogen. 相似文献
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Ying-Yi Chiang Hsiou-Hsin Tsai Woan-Ruoh Lee Kuo-Hsien Wang 《Journal of cutaneous pathology》2009,36(3):381-384
Clear cell fibrous papule (FP) is a rare variant of FP. We report a 39-year-old female patient who presented with a dome-shaped papule on the nose. The diagnosis of clear cell FP was made based on histological and immunohistochemical studies. Interestingly, scattered S-100 cells were admixed within the lesion, a finding hitherto not reported. The S-100 positivity may be misleading and should be cautiously interpreted. 相似文献