Báo cáo khoa học: "Gastrointestinal stromal tumor of the stomach with lymph node metastasis" ppsx

... patients with localized, resectable GISTs. The principle of surgery for GISTs is R0 resection of the tumor. Tumor rupture or R1 resection of the primary tumor has a negative impact on disease free ... during the histopatholog- ical examination for differentiation of nodal metastasis from peritoneal dissemination of the tumor. Although there is limited experience w...

Ngày tải lên: 09/08/2014, 07:21

... 34) and the KIT on their surface [5]. The origin of these tumors explicates their resistance to cancer chemotherapy. Moreover, it was their origin that lead to the introduction of a chemother- apeutic ... outside the GI tract, the tumors are known as extra - gastrointestinal stromal tumors (EGISTs) [11]. Clinical Presentation The clinical presentation of GIST is erratic. F...

Ngày tải lên: 09/08/2014, 04:21

... invade the bile duct lamina via transmigration and ulcerations of the epithelial cell layer. Then the ongoing efflux of toxic bile into the portal field; together with activation of bili- ary epithelial ... The pathology was reversed with steroids [15,16]. IPT and gastrointestinal stromal tumor (GIST) of the ileum The presence of an ileal GIST could potentially...

Ngày tải lên: 09/08/2014, 01:24

... general, the clinical presentation of patients with SFT usually is mild and not distinctive from that of other lesions of the liver. The radiological findings may su ggest the diagnosis of SFT, ... infre- quent. The first description of this type of tumor involving the liver may be that provided by Nevius and Friedman in 1959 [9]. A review of the literature rev...

Ngày tải lên: 09/08/2014, 01:24

... through the serosa of the gallbladder into the liver. The gallbladder with tumor was completely excised with free resection margins. The tumor con- sisted of nests of small oval cells with round-to-oval neclei ... predictions of the rate of tumor growth and the likelihood of meta- static dissemi nation, thus allowing optimization of ther- apeutic interv...

Ngày tải lên: 09/08/2014, 03:21

... tamoxifen. The authors suggestedthattheimpaired hepatic metabolism of the tamoxifen may be responsible for the ovarian tumor in their patient with elevated liver transaminase levels. The second ... increase the risk of granulosa cell tumor of the ovary. Consent Written informed consent was obtained from the patient for publication of this case report and accompanyi...

Ngày tải lên: 09/08/2014, 03:22

... features of mes- enchymal lesions of the breast are described in table 1. The interest of the present case relies on its rarity and in the difficulties to achieve the exact diagnosis, because this tumor ... and neurofilaments (fig. 2 A,B,C). On the basis of these mor- phological and immunohistochemical findings the diag- nosis of solitary fibrous tumor was made. Di...

Ngày tải lên: 09/08/2014, 07:21

... activity of the mass on Positron Emission Tomog- raphy study. Left panel: surgical specimen with detail of the wedge resection of the lingulaFigure 3 Left panel: surgical specimen with detail of the ... to consider the cough syncope related to the stimulation of the phrenic nerve by the neoplasm. In fact, after surgical removal of the tumor, the patient is...

Ngày tải lên: 09/08/2014, 07:21

... reduction of the size of the mass within the sella turcica. There is persistent tumor present within the right cavernous sinus. This has maximal measure- ments of 2.0 cm × 1.3 cm × 0.9 cm. The residual ... apparatus. There is partial encase- ment of the cavernous internal carotid artery on the right side, but the caliber of the vessel is not compromised. Photo...

Ngày tải lên: 09/08/2014, 04:21

... 20-30% of GISTs). Other prognos- tic factors are tumor location, the persistence of tumor residuals within the surgical resection margins, tumor rupture, and c-kit mutatio n that may interfere with molecular ... related to the size of the tumor and to the mitotic rate; other prognostic factors are tumor location, tumor resection margins, tumor rupture, and c-ki...

Ngày tải lên: 09/08/2014, 01:24