نتایج جستجو برای: lymphatic tumor
تعداد نتایج: 443376 فیلتر نتایج به سال:
Thrombocytopenia is a common manifestation of tumors, which usually caused by myelosuppression bone marrow involvement malignant tumor cells or radiotherapy. Immune thrombocytopenia (ITP), as paraneoplastic syndrome, more in lymphatic proliferative neoplasms and rheumatic diseases, less solid neoplasms, has not been reported peritoneal epithelioid mesothelioma.Herein, we report 45-year-old pati...
Background. Colorectal Cancer (CRC) is the most common form of cancer diagnosed in Australia across both genders. Approximately, 40%-60% of patients with CRC develop metastasis, the liver being the most common site. Almost 70% of CRC mortality can be attributed to the development of liver metastasis. This study examines the pattern and density of lymphatics in colorectal liver metastases (CLM) ...
PURPOSE Lymphatic invasion and nodal metastasis plays a major role in the spread of cervical cancer; however, little is known about the mechanisms whereby tumor cells enter the lymphatic system. EXPERIMENTAL DESIGN We examined the intra- and peritumoral lymphatic vessel density (LVD) using D2-40 immunohistochemistry in 111 cervical squamous cell carcinomas and correlated them with vascular en...
BACKGROUND Inflammatory breast cancer (IBC) remains the most aggressive type of breast cancer with the greatest potential for metastasis and as a result, the highest mortality rate. IBC cells invade and metastasize through dermal lymphatic vessels; however, it is unknown how lymphatic drainage patterns change during IBC growth and metastasis. Herein, we non-invasively and longitudinally imaged ...
Background and Objectives: Involvement of lymph nodes is an important prognostic factor in the most cancers, including colorectal cancer. In the recent years, invasion to blood and lymphatic vessels has been shown to predict involvement of lymph nodes and the number of involved nodes has been less studied issue. The aim of this study was determination of the relationship between the size of col...
The primary carcinoma may secondarily invade bone tissue through direct extensions, blood circulation or lymphatic transportation particulary when it is arising from breast, prostate, kidney, thyroid and lung. Metastatics tumors of bone are more common than primary tumor of bone. The most common tumor, which metastasizes into bone, is the breast adenocarcinoma. Some metastatic tumors of bone in...
BACKGROUND Although the lymphatic system arises as an extension of venous vessels in the embryo, little is known about the role of circulating progenitors in the maintenance or development of lymphatic endothelium. Here, we investigated whether hematopoietic stem cells (HSCs) have the potential to give rise to lymphatic endothelial cells (LEC). METHODOLOGY/PRINCIPAL FINDINGS Following the tra...
Metastasis the spread of cancer cells to distant organs, is the main cause of death for cancer patients. Metastasis is often mediated by lymphatic vessels that invade the primary tumor, and an early sign of metastasis is the presence of cancer cells in the regional lymph node (the first lymph node colonized by metastasizing cancer cells from a primary tumor). Understanding the interplay between...
Preclinical and clinical studies positively correlate the expression of vascular endothelial growth factor (VEGF)-C in tumors and the incidence of lymph node metastases. However, how VEGF-C regulates individual steps in the transport of tumor cells from the primary tumor to the draining lymph nodes is poorly understood. Here, we image and quantify these steps in tumors growing in the tip of the...
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