نتایج جستجو برای: tumor margin
تعداد نتایج: 459041 فیلتر نتایج به سال:
BACKGROUND A common operation for cancer of the esophagus and cardia consists of transhiatal esophagectomy, proximal gastrectomy, and a cervical esophagogastric anastomosis. The oncologic adequacy of dividing the stomach 4 to 6 cm distal to palpable tumor is not well documented, and when a positive gastric margin is present on the final pathologic analysis, the appropriate management is not est...
OBJECTIVE To analyze the prognostic factors related to the recurrence rate of vulvar cancer. METHODS Retrospective study of 87 patients diagnosed of vulvar squamous cell carcinoma diagnosed at a tertiary hospital in Madrid between January 2000 and December 2010. RESULTS The pathological mean tumor size was 35.1±22.8 mm, with stromal invasion of 7.7±6.6 mm. The mean free margin after surgery...
OBJECT Atypical meningioma often recurs even after resection. As a salvage modality, radiotherapy or stereotactic radiosurgery (SRS) is attempted for this aggressive tumor. This retrospective study was performed to evaluate the efficacy of SRS that involved Gamma Knife surgery (GKS) for atypical meningioma. METHODS The authors reviewed records from 22 patients with histologically proven atypi...
Background and Objective: Nowadays, partial nephrectomy (PN) has specific indications in renal tumors. There are challenges regarding the remaining and seeding of malignant cells after surgery due to increasing tendency to do laparoscopic PN (LPN) and consequently increased manipulation of the surrounding tumor tissue. The objective of this study is to investigate the frequency of renal capsule...
BACKGROUND Planning the surgical strategy for a gastrointestinal stromal tumor (GIST) at the posterior wall of the lower rectum is difficult, as the procedures for the lower rectum are hampered by poor visualization and may cause anal dysfunction or discomfort. We report a novel procedure to resect a submucosal tumor of the rectum. CASE PRESENTATION A 75-year-old woman presented with metrorrh...
BACKGROUND AND AIMS Extracted-overlay fusion imaging is a novel computed tomography/magnetic resonance-ultrasonography (CT/MR-US) imaging technique in which a target tumor with a virtual ablative margin is extracted from CT/MR volume data and synchronously overlaid on US images. We investigated the applicability of the technique to intraoperative evaluation of radiofrequency ablation (RFA) for ...
liposarcoma is a common malignant soft tissue tumor, accounting for 10% to 16% of all sarcomas. multicentric myxoid liposarcoma is an uncommon condition. differentiation between several primary tumors and metastasis of a single liposarcoma represents the main difficulty in diagnosis. a 47-years old woman presented with right thigh myxoid liposarcoma and underwent wide margin tumor resection. ot...
Multiple synchronous primary carcinoma involving gall bladder, liver and common bile duct are rare difficult to differentiate with hepatic extrahepatic metastasis from single primary. Radiological features, molecular landscape, even integrated mutational profiling not of much help. We describe a case 48-year-old male who presented jaundice follow up CT scan raised the suspicion bladder metastas...
Report of Cases. Case 1. A 9-yearold white girl underwent excision of a small, rapidly growing, black pigmented lesion of the inferior palpebral conjunctiva and the adjacent margin of the right lower eyelid. The original histopathologic diagnosis was an active junctional nevus of the conjunctiva and eyelid margin. The lesion recurred 3 years later and was excised by a dermatologist who did not ...
background: the marginal length from main tumor in esophageal cancer is a considerable issue regarding surgical management and adjuvant treatment; so we decided to study the contractility effect on the proximal surgical margin after immersing it in10% buffered formalin as a fixative. methods: the proximal marginal length of ten sequential patients with esophageal cancer who underwent transhiat...
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