نتایج جستجو برای: intraoperative frozen
تعداد نتایج: 57881 فیلتر نتایج به سال:
Objective. To describe the usefulness of intraoperative frozen section in the diagnosis and treatment of thyroid nodules where fine needle aspirate biopsies have evidence of follicular neoplasm. Study Design. Retrospective case series. Methods. All patients have a fine needle aspirate biopsy, an intraoperative frozen section, and final pathology performed on a thyroid nodule after initiation of...
The detection of single tumor cells or tumor cell clusters represents an important issue in intraoperative frozen section analysis. For example, surgical margins may be evaluated in order to minimize the number of additional operations. Furthermore, intraoperative diagnosis of lymph node micrometastasis (LNM) may help to define the area of appropriate lymph node dissection. In addition to haema...
BACKGROUND The aim of this study is to prospectively review the role of sentinel lymph node (SLN) biopsy in the management of well differentiated thyroid carcinoma (WDTC), and to determine the efficacy of intraoperative frozen section analysis at detecting SLN metastasis and central compartment involvement. METHODS The SLN biopsy protocol using 1% methylene blue was performed in 300 patients ...
Background and Objectives: Thyroid gland because of its superficial location is amenable to direct physical examination. Clinical assessment of thyroid lesions by means of physical examination, thyroid scans and ultrasonography is not completely reliable. Fine needle aspiration cytology (FNAC) is the most cost-effective, safe and an initial diagnostic test in the pre-operative evaluation of thy...
One of the criteria of selection for skin sparing mastectomy (SSM) with nipple areola complex (NAC) preservation is to exclude the neoplastic involvement of subareolar tissue (NAC base) in order to minimize the possibility of local recurrence. The most common way to assess the possible neoplastic involvement is intraoperative frozen section of the NAC base tissue. Because of its limitations, pa...
The accuracy of frozen section diagnosis in the intraoperative evaluation of ovarian masses is very important with regard to surgeon selection of appropriated operating procedures. For evaluation in our institute, the records of 127 patients with ovarian masses submitted for intraoperative frozen sections between January 2001 and December 2005 were reviewed. After exclusion of 4 completely infa...
Mantel et al. showed that the use of intraoperative frozen section analysis of the proximal bile ducts has a limited contribution in obtaining secondary R0 resections and final resection status had no impact on recurrence rate in hilar cholangiocarcinoma. However, the accuracy, sensitivity, and specificity of intraoperative frozen section analysis were determined by the specific pathologic feat...
OBJECTIVE To determine the accuracy of intraoperative assessment of the node-negative N0 neck with frozen-section biopsy. METHODS In our study, 60 patients 9 women and 51 men who underwent 88 elective neck dissections with head and neck squamous cell carcinoma, in the Department of Otorhinolaryngology Medical Faculty, Cukurova University, Adana, Turkey, from January 2003 to December 2006, wer...
BACKGROUND Intraoperative consultations in neuropathology are often assessed by smear preparations rather than by frozen sections. Both techniques are standard practice for light microscopic examination on site, but there is little data comparing these techniques in a telepathology setting. METHODS Thirty cases of brain tumours submitted for intraoperative consultation at our institution betw...
The quest for negative margins during head and neck oncologic surgery continues to challenge surgeons worldwide. Current technological advances offer significant promise to advance the field and improve operative margin detection. This review focuses on current optical technology, which has been evaluated for intraoperative margin control in head and neck oncologic surgery. Many of the current ...
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