نتایج جستجو برای: aggressive bcc
تعداد نتایج: 62561 فیلتر نتایج به سال:
Background Basal cell carcinoma (BCC) is a locally aggressive slowly growing tumour that rarely metastasizes and is mostly seen in older members of the population. Objectives To determine the involvement of the tumour suppressor genes p14, p15, p16 and p53 in BCC. Methods We investigated the integrity of the CDKN2A locus in 15 BCC samples by analysing the presence of allelic imbalance ⁄ loss of...
Basal cell carcinoma (BCC) typically occurs in sun-exposed sites. Only 16 individuals with umbilical BCC have been described in the literature, and the characteristics of patients with umbilical BCC are summarized. PubMed was used to search the following terms: abdomen, basal cell carcinoma, basal cell nevus syndrome, and umbilicus. Papers with these terms and references cited within these pape...
Basal cell carcinoma (BCC) is the most common cutaneous cancer. It seems that the most important prognostic factor is exposure to ultraviolet radiation (solar and artificial), correlated with other factors as well. In this article, we aimed to review basal cell carcinoma located in the axilla, referring to cases from our hospital. Axillary location of BCC is rare, with a very low number of case...
BACKGROUND Basal cell carcinomas (BCCs) usually occur in sun-exposed areas. However, they may also occur-albeit infrequently-in unusual locations, such as the nipple-areola complex. METHODS Using the PubMed database, an extensive literature search was performed for the following keywords: areola, basal cell carcinoma, and nipple. Papers and references cited in those papers were reviewed to ac...
Basal cell carcinoma (BCC), which frequently occurs in sun-exposed areas of the head and neck region, is the most common cutaneous malignancy. The nipple-areola complex (NAC) is an uncommon site for BCC to develop. BCCs in this region display more aggressive behavior and a greater potential to spread than when found in other anatomical sites. This paper outlines the case of 67-year-old female w...
Basal cell carcinoma (BCC) is the most common cutaneous malignancy among Caucasians. Rare examples of aggressive and neglected BCC have been reported. Here we report a unique case of a neglected BCC with significant jaw involvement. A 50-year-old female, referred by an otorhinologist, presented with a large ulcer on her chin, which was extended to her mandibular vestibule. The ulcer was 9×5.5 c...
INTRODUCTION AND OBJECTIVES Accurate subtyping of basal cell carcinoma (BCC) is crucial for the effective management of this disease and it is particularly important to distinguish between aggressive and nonaggressive histologic variants. Histologic subtype is not always accurately identified by biopsy and this can have serious implications. High-resolution ultrasound (HRUS) is a recent techniq...
Metastatic basal cell carcinoma (BCC) cases are rare and clinically challenging. We are reporting two such cases, which were seen at a short interval from one another, in order to outline and compare case features indicative of an aggressive BCC. Furthermore, we wish to discuss the role and delivery of radiation therapy in the treatment of this disease in the metastatic setting, including the u...
Basal cell carcinoma (BCC), the most common type of skin cancer, is occasionally aggressive with deep invasion, destruction of adjacent structures, recurrence and, on very rare occasions, regional and distant metastases. Mutations that occur in BCC in hedgehog (Hh) pathway genes primarily involve the genes encoding patched homolog (PTCH) and smoothened homolog (SMO). Several animal models have ...
Skin cancer is the most common human malignancy, with basal cell carcinoma (BCC) the most frequent type. Aggressive forms of BCC are associated with extensive dermal invasion and destruction of collagen. Surgery is the most common treatment, but identification of tumor borders is a challenge. Polarization-sensitive optical coherence tomography (PS-OCT) is an optical method to examine collagen b...
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