نتایج جستجو برای: lung tumor
تعداد نتایج: 696660 فیلتر نتایج به سال:
purpose: to report a case of metastatic tumor to the right upper eyelid originating from a lung adenocarcinoma without any systemic signs. case report: a 68-year-old man had a two-month history of painless swelling in the right upper eyelid. the tumor slowly grew. two years before his presentation, he had received chemotherapy for lung cancer for one year. systemic and ocular examinations were ...
Unlike proton therapy, conventional radiation therapy directs X-rays not only at the tumor but also unavoidably at nearby healthy tissue. Protons deliver radiation to tumor tissue while the healthy structures will be spared during proton therapy. When protons travel through matter, secondary particles like neutrons and photons are produced. It is believed that the secondary dose can lead to sec...
introduction low-grade endometrial stromal sarcoma (lg-ess) is a malignant intrauterine tumor that rarely presents with distant metastasis. simultaneous lung and cardiac metastases from lg-ess is also an extremely rare event. case presentation a 42-year-old woman presented with dyspnea and exercise intolerance. she had a history of hysterectomy and left salpingoophorectomy. she underwent second...
Prognosis of metastatic breast cancer is very poor which urges the necessity to develop novel potential drug candidates. We assessed two compounds with tri-aryl structures (A and B) for their potency to reduce primary breast tumor growth and lung metastasis in 4T1 mice model. MTT assay, 4T1 mammary mouse model and immunohistochemistry experiments were used in this study. In vitro results exhibi...
Background: Respiratory motion causes thoracic movement and reduces targeting accuracy in radiotherapy. Objective: This study proposes an approach to generate a model to track lung tumor motion by controlling dynamic multi-leaf collimators. Material and Methods: All slices which contained tumor were contoured in the 4D-CT images for...
BASP1 is involved in signal transduction and cytoskeleton formation plays a tumor-promoting or tumor-suppressing role cancers. We found was overexpressed lung adenocarcinoma tissues...
we report a patient who was admitted to the department of medicine with palpitation, dyspnea and left flank pain, chest x-ray revealed a mass in the left lung. the lesion was evaluated as a pulmonary tumor, with a high suspicion of malignancy. intravenous urography, sonography, and ctscanning revealed a thoracic kidney at the location previously thought to be a lung mass. this is the first repo...
Background Our understanding of those underlying mechanisms that contribute to metastatic progression in melanoma remains limited. While uncommon, hyperprogression response immunotherapy is likely be an extreme form acquired resistance. Therefore, studies define the these processes are expected provide insight into discovery novel therapeutic targets and predictive biomarkers. We previously dem...
Neuroblastoma (NB) is considered one of the malignant tumors of the nervous system which originates from primordial neural crest cell and is known as the most common extra-cranial solid tumor in childhood. This tumor which is often intra-abdominal, metastases in various sites including the skull, long bones, liver, bone marrow and lymph nodes, but lung metastasis at initial diagnosis is rare (0...
colorectal cancer most commonly metastasizes to the liver and lung. metastatic colon carcinoma (mcc) to the breast is extremely rare. krukenberg tumor is an uncommon metastatic tumor of the ovary. case presentation: a 38 years woman presented with abdominal pain. in evaluation colon cancer was diagnosed at stage 3. folfox chemotherapy was done. after one year she developed krukenberg tumor. few...
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