2 pattern of lymph node metastases

... regional lymph node metastases This case provides evidence that carcinoid of the ampulla of Vater, irrespective of its size, might have the potential to metastasize to the regional lymph nodes, ... enlarged lymph nodes near the upper border of the pancreas (arrow head) are detected (b) Another enlarged lymph node near the lower border of the pancreas (arrow head) is found Page of (page ... range, a diagnosis of ampullary carcinoid tumor with local lymph node metastases was preoperatively made She subsequently underwent the whipple resection with extended lymph node dissection We...

Ngày tải lên: 09/08/2014, 04:21

... surgical resection of primary tumors with lymph nodes dissection according to prevailing surgical standards Consequently, 80 pairs of primary tumors and the corresponding lymph nodes metastases were ... statistical software Results KRAS gene mutations in NSCLC primary tumors and corresponding local lymph node metastases KRAS mutations were detected in one primary tumor and seven lymph node metastases ... tumors and corresponding local lymph node metastases EGFR mutations were detected in twenty-one primary tumors and twenty-six lymph node metastases The types and locations of the mutations in paired...

Ngày tải lên: 10/08/2014, 10:21

... Inguinal lymph node metastases from testicular cancer are rare A history of inguinal or scrotal surgery may predispose involvement of the inguinal nodes as a result of altered patterns of lymphatic ... found to have an enlarged lymph node in the left inguinal region A CT scan confirmed the presence of a 2.4 cm left inguinal lymph node (Figure 2) There was also pelvic lymph node and chest involvement ... make expectant management of the clinically negative groin an attractive alternative A diagnosis of inguinal node metastases is usually made by an excision biopsy of the nodes, but fine needle aspiration...

Ngày tải lên: 11/08/2014, 02:22

... clinical course of our case, with the appearance of cervical lymph node metastases after four years of follow-up, supports the approach of Goode and Corio [10] The prognosis of oncocytic carcinomas ... number of studies have reported multiple recurrences of this tumor and regional or distant metastases [2,6,8-10] The cervical lymph nodes may be affected as with other malignant tumors of the ... this article as: Gallego et al.: Oncocytic carcinoma of the parotid gland with late cervical lymph node metastases: a case report Journal of Medical Case Reports 2011 5:11 Consent Written informed...

Ngày tải lên: 11/08/2014, 03:20

... including the assessment of lymph nodes and differentiation grade The lymph node ratio (LNR) was calculated as the quota between metastasis positive nodes and number of assessed lymph nodes The LNR-groups ... number of metastatic nodes and also higher ratios This also showed in the distribution of TNM N1 and N2 The median number of assessed nodes was 10 with a median of metastasis positive nodes There ... ratio of metastatic to examined lymph nodes J Clin Oncol 2005, 23:8706-8712 Lee HY, Choi HJ, Park KJ, Shin JS, Kwon HC, Roh MS, Kim C: Prognostic Significance of Metastatic Lymph Node Ratio in NodePositive...

Ngày tải lên: 09/08/2014, 07:22

... = number of positive lymph nodes, b1 = the number of lymph nodes examined, and b2 = covariate, X1 = the value of number of lymph nodes examined, X2 = is the value of a covariate, and E = error ... independent of the total number of lymph nodes retrieved J Am Coll Surg 2009, 208:42-47 37 Park IJ, Choi GS, Jun SH: Nodal stage of stage III colon cancer: the impact of metastatic lymph node ratio ... node metastases is better predictor of prognosis than level of lymph node metastasis in patients with node- positive colon cancer Journal of the American College of Surgeons 2006, 202:732-736 32...

Ngày tải lên: 10/08/2014, 21:23

... cells of the lymph node 1.3.1 Lymphatic endothelial cells Lymphatic endothelial cells (LECs) form the lymphatic vessels of lymph nodes which in turn, comprise part of the lymphatic vasculature of ... the rate of naïve lymphocyte flow to the lymph node as well as the expansion of the lymph node HEV network which subsequently result in an increased capacity of the lymph node to recruit lymphocytes ... of proper organization of the lymph node microenvironment for a functional immune response in the host 1.5 Lymph node entry 1.5.1 Entry of lymph, lymph- borne antigens and DCs into the lymph node...

Ngày tải lên: 02/10/2015, 17:14

... popliteal lymph node detected by sentinel lymph node biopsy Dermatol Surg 2005, 31:327-330 Kwon et al World Journal of Surgical Oncology 2011, 9:80 http://www.wjso.com/content/9/1/80 Page of 31 ... carcinoma (B) Blue-stained inguinal sentinel lymph node Figure Wide excision of perineal squamous cell carcinoma: H&E staining at 2X (A) and 40X (B) Sentinel lymph node biopsy: H&E at 10X (C) and immunostaining ... numerous melanoma studies The standardized use of serial sectioning and immunostaining has significantly improved staging results of occult lymph node metastases in melanoma patients with one group...

Ngày tải lên: 09/08/2014, 02:20

... para-aortic lymphadenectomy in cancer of the ovary Baillieres Clin Obstet Gynaecol 1989, 3(1):131-42 Chen SS, Lee L: Incidence of para-aortic and pelvic lymph node metastases in epithelial carcinoma of ... out of 60 stage Ia patients had lymphatic metastasis Left Morrice [15] Bilateral pelvic and PA Left out of 78 Stage I patients had lymphatic metastasis One patient out of 31 Stage Ia had lymphatic ... para-aortic lymphadenectomies Our results were similar to previous reports, when one considers the overall rates of upstaging (36.2%), rates of lymphatic upstage (6%) and the localizations of lymphatic...

Ngày tải lên: 09/08/2014, 03:23

... detection of lymph node metastases from infiltrating lobular carcinoma of the breast Br J Cancer 1986, 54:631-636 Trojani M, de Mascarel I, Coindre JM, Bonichon F: Micrometastases to axillary lymph nodes ... feasibility of intraoperative diagnosis of sentinel lymph node metastases in breast cancer J Surg Oncol 2003, 84:68-73 Holck S, Galatius H, Engel U, Wagner F, Hoffmann J: False-negative frozen section of ... potential impact of IHC on the detection rate of axillary lymph node metastases in cases of ILC seem to be worth further discussion Recently, Tan et al [43] retrospectively analyzed a cohort of 368 previously...

Ngày tải lên: 09/08/2014, 04:21

... number of lymph nodes removed [7] Number of patients Lymph nodes Anastomosis Although previous studies have indicated that the lymphnode ratio (LNR), which is defined as the ratio of the number of ... resection regardless of the examined number of lymph nodes Ann Surg Oncol 2009, 16(2):319-326 Persiani R, Rausei S, Biondi A, Boccia S, Cananzi F, D'Ugo D: Ratio of metastatic lymph nodes: impact on ... recurrence of gastric cancer References Hidaka H, Eto T, Maehara N, Jimi S, Hotokezaka M, Chijiiwa K: Comparative effect of lymph node metastasis classified by the anatomical site or by the number of nodes...

Ngày tải lên: 09/08/2014, 04:21

... The distribution of the lymph node metastasis in all cases is presented in Table 21 of those patients underwent lymph node dissection, and of them recurred at the lymph node basin Of 11 patients ... evidence of lymph node metastasis at any time; N1 – patients with lymph node metastasis at presentation; N1f – patients with lymph node metastasis during follow up We considered lymph node metastasis ... Patterns of lymph node metastasis, recurrence and survival outcomes were also recorded We classified the patients related to lymph node metastasis as: N0 – patients with no evidence of lymph node...

Ngày tải lên: 09/08/2014, 07:21

... Immunoreactivity for CD117 of the tumor cells C: A photomicrography of a lymph node metastasis (H&E stain) Page of (page number not for citation purposes) World Journal of Surgical Oncology 2008, ... and S-100 (Figure 2b) Lymph node metastasis was observed in of 12 resected perigastirc nodes (Figure 2c) She was diagnosed as high grade gastric GIST due to the presence of LN metastasis, large ... contributed for decision of the adjuvant treatment planning The postoperative course of the patient was uneventful Reported recurrence rates of 17–21% and 5-year survival rates of 48–70% even in patients...

Ngày tải lên: 09/08/2014, 07:21

... dorsal for a maximum dose of 70,2 Gy, or - mm dorsal from 70,2 to 75,6 Gy Pelvic lymph nodes were treated in case of FEC-PET/ CT positive lymph nodes or a risk of lymph node involvement greater ... pelvic lymph nodes and false-negative in patients A total of 27 metastatic lymph nodes were identified after pelvic lymphadenectomy 11C-Choline PET identified 19 of 27 (70%) of these metastatic nodes ... difficult because of multiple comorbidities A PET/CT-planned 3D conformal radiotherapy of the pelvic lymph nodes was performed with boost to the metastatic lymph node of 60 Gy Bone metastases were...

Ngày tải lên: 09/08/2014, 09:20

... suggestive of an intramammary and axillary lymph node mass with marked follicular Figure A microscopic examination of the specimens of breast (axillary tail) lump and axillary lymph node shows ... a wide local excision of the breast lesion with palpable axillary lymph node biopsy The results of a histological examination (Figures and 2) of the resected specimens of breast and axillary ... granulomas composed almost entirely of epithelioid cells Page of Figure A microscopic examination of the specimens of breast (axillary tail) lump and axillary lymph node shows marked follicular hyperplasia...

Ngày tải lên: 10/08/2014, 23:22

... cervical ultrasound showed multiple cervical lymph nodes which were of different sizes ranging from mm to 17 mm A cervical CT revealed bilateral cervical lymph nodes less than cm in diameter The patient's ... duct cyst is Sistrunk's procedure, consisting of excision of the thyroglossal duct cyst, the central portion of the body of the hyoid bone, and a core of tissue around the thyroglossal tract to ... Because the frequency of cancer of the thyroglossal duct cyst is very low, the clinician often does not consider an oncologic diagnosis A second difficulty lies in Page of (page number not for...

Ngày tải lên: 11/08/2014, 10:23

... containing shiny grey-white showing1 Gross photograph of the cut section of lymph node specimen Gross photograph of the cut section of lymph node specimen showing multiple cysts, some containing ... in a search of the literature This was the case of a 7-year-old girl who presented with seizures and submandibular lymph node enlargement Fine needle aspiration cytology of the lymph node revealed ... brain (13.6%) [1-3] Conclusion This rare mode of presentation of cysticercosis highlights the importance of parasites as a cause of treatable lymph node enlargement Competing interests The authors...

Ngày tải lên: 11/08/2014, 21:22

... influence of the lymph node on the protein concentration of efferent lymph leaving the node J Physiol 1977, 264:307-321 Maron MB: Modification of lymph during passage through the lymph node: effect of ... be an effect of passive diffusion only Modulation of immunoglobulins in the lymph node It has been discussed to what extent the contents of efferent lymph reflect that of afferent lymph and how ... afferent lymph and blood derived factors, respectively, contribute to the content of efferent lymph is limited This condition in the local mammary lymph nodes of cows has, to the best of our knowledge,...

Ngày tải lên: 12/08/2014, 18:22

... incidence of lymph node metastasis of deep soft tissue leiomyosarcomas of the extremities As the presence of lymphatic vessels has been noted in malignant soft tissue tumours that metastasise to lymph ... sarcomas and a number of other sarcomas including leiomyosarcoma Lymph node metastasis has been reported in up to 80% of epithelioid sarcomas [5,10,11] The lower incidence of lymph node metastasis ... intratumoural lymphatics Immunohistochemical demonstration of lymphatic vessels in these primary leiomysarcomas was of prognostic significance with regard to the development of lymph node metastasis,...

Ngày tải lên: 13/08/2014, 15:21

... Introduction 1.1 Lymphatic Vessels 1.1.1 Lymphatic vasculature 1.1.2 Lymphatic vessels markers 1.1.3 Development of the lymphatic vasculature 1.2 Lymph nodes 1.2.1 1.3 Structure of the lymph node Lymphangiogenesis ... 2.9.1 Isolation of cells from lymph nodes 2.9.2 Isolation of dendritic cells from lymph nodes (Dendritic cell migration assay) 2.9.3 2.10 46 47 Isolation of B cells from lymph nodes Flow cytometry ... 3.2.4 74 Implication of FDCs in the induction of LN lymphangiogenesis in response to immunization 3.3 77 Discussion 83 Chapter 4: Regulation of lymph node lymphangiogenesis by lymphotoxin β receptor...

Ngày tải lên: 10/09/2015, 09:29