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https://www.readbyqxmd.com/read/28089230/metastatic-fractures-of-long-limb-bones
#1
REVIEW
P Anract, D Biau, P Boudou-Rouquette
The diagnosis of pathological fracture should be considered routinely in patients with long limb-bone fractures. Investigations must be performed to establish the diagnosis of pathological fracture then to determine that the bone lesion is a metastasis. In over 85% of cases, the clinical evaluation combined with a detailed analysis of the radiographs is sufficient to determine that the fracture occurred at a tumour site. Aetiological investigations establish that the tumour is a metastasis. In some patients, the diagnosis of metastatic cancer antedates the fracture...
January 11, 2017: Orthopaedics & Traumatology, Surgery & Research: OTSR
https://www.readbyqxmd.com/read/28081299/ultrasound-detection-of-regional-oxidative-stress-in-deep-tissues-using-novel-enzyme-loaded-nanoparticles
#2
Emilia S Olson, Inanc Ortac, Christopher Malone, Sadik Esener, Robert Mattrey
Oxidative stress is a powerful tool that is critical to immune mediated responses in healthy individuals, yet additionally plays a crucial role in development of cancer, inflammatory pathologies, and tissue ischemia. Despite this, there remain relatively few molecular tools to study oxidative stress, particularly in living mammals. To develop an intravenously injectable probe capable of labeling sites of oxidative stress in vivo, 200 nm catalase synthetic hollow enzyme loaded nanospheres (catSHELS) are designed and fabricated using a versatile enzyme nanoencapsulation method...
January 12, 2017: Advanced Healthcare Materials
https://www.readbyqxmd.com/read/28063905/trichloroethylene-induced-formic-aciduria-in-the-male-c57-bl-6-mouse
#3
Edward A Lock, Paul Keane, Philip H Rowe, John R Foster, Daniel Antoine, Christopher M Morris
1, 1, 2-Trichloroethylene (TCE) is of environmental concern, due to evaporation while handling, chemical processing and leakage from chemical waste sites, leading to its contamination of ground water and air. For several decades there has been issues about possible long term health effects of TCE but recently the International Agency for Research on Cancer (IARC) and the US Environmental Protection Agency classified TCE as a human carcinogen. Links having been established between occupational exposures and kidney cancer and possible links to non-Hodgkin lymphoma and liver cancer, but there is more still more to learn...
January 4, 2017: Toxicology
https://www.readbyqxmd.com/read/28041996/utilizaton-of-perioperative-systemic-chemotherapy-in-upper-tract-urothelial-carcinoma
#4
Greg E Gin, Nora H Ruel, Steven V Kardos, John P Sfakianos, Edward Uchio, Clayton S Lau, Bertram E Yuh
INTRODUCTION: Evidence for the use of perioperative chemotherapy (PC) in upper tract urothelial carcinoma (UTUC) is largely derived from level I evidence for invasive urothelial carcinoma of the bladder (UCB). There has been an increase in PC for urothelial carcinoma of the bladder, as it has disseminated into clinical practice. Therefore, we sought to not only analyze trends in the utilization of PC in UTUC, but also assess factors associated with its use in a large cancer registry database...
December 29, 2016: Urologic Oncology
https://www.readbyqxmd.com/read/28039706/partial-versus-radical-nephrectomy-for-pt1a-renal-cancer-in-serbia
#5
Aleksandar Janicic, Uros Bumbasirevic, Tatjana Pekomezovic, Milica Cekerevac, Miodrag Acimovic, Zoran Dzamic, Cane Tulic
PURPOSE: To assess the treatment outcome of pT1a renal tumors, comparing overall survival (OS) in patients treated with radical nephrectomy (RN) and partial nephrectomy (PN), and to examine the rate of utilization of PN in a tertiary institution in Serbia. METHODS: Included were patients treated for pT1a kidney tumors with open RN or open PN during 1996-2013. The inclusion criterion was the pathological tumor stage T1a. Exclusion criteria were higher pathological stages, metastatic presentation, or imperative indications for partial nephrectomy...
November 2016: Journal of B.U.ON.: Official Journal of the Balkan Union of Oncology
https://www.readbyqxmd.com/read/28001329/fna-biopsy-of-secondary-nonlymphomatous-malignancies-in-salivary-glands-a-multi-institutional-study-of-184-cases
#6
He Wang, Raza S Hoda, William Faquin, Esther Diana Rossi, Nihar Hotchandani, Tianlin Sun, Marc Pusztaszeri, Tommaso Bizzarro, Massimo Bongiovanni, Viren Patel, Nirag Jhala, Guido Fadda, Yun Gong
BACKGROUND: Secondary malignancies of salivary glands (SMSGs) are among the most common malignant neoplasms to involve the salivary glands. Fine-needle aspiration biopsy (FNAB) of SMSG can present diagnostic challenges. The current report presents the largest such FNAB series to date. METHODS: A search of the pathology database from 6 academic institutions identified 184 FNAB cases of nonlymphomatous SMSG. RESULTS: Of the 184 cases, 171 were of the parotid glands, and 13 were of the submandibular glands; 130 patients were men, and 54 were women, and the mean patient age at diagnosis was 68 years...
December 21, 2016: Cancer
https://www.readbyqxmd.com/read/27999195/molecular-and-functional-evaluation-of-a-novel-hif-inhibitor-benzopyranyl-1-2-3-triazole-compound
#7
Kyunghye Park, Hye Eun Lee, Sun Hee Lee, Doohyun Lee, Taeho Lee, You Mie Lee
Hypoxia occurs in a variety of pathological events, including the formation of solid tumors. Hypoxia-inducible factor (HIF)-1α is stabilized under hypoxic conditions and is a key molecule in tumor growth and angiogenesis. Seeking to develop novel cancer therapeutics, we investigated small molecules from our in-house chemical libraries to target HIF-1α. We employed a dual-luciferase assay that uses a luciferase (Luc) reporter vector harboring five copies of hypoxia-responsive element (HRE) in the promoter...
December 15, 2016: Oncotarget
https://www.readbyqxmd.com/read/27988430/kinin-receptors-key-regulators-of-autoimmunity
#8
REVIEW
Rafael Cypriano Dutra
The central function of the immune system is to protect the host from environmental agents such as microbes or chemicals, thereby preserving the integrity of the body, and preventing the onset of illness and infection. Moreover, the immune system is constantly challenged to discriminate self vs. non-self and mediate the correct response, a phenomenon called self-tolerance. The failure of mechanisms responsible for self-tolerance and induction of an immune response against components of the self, induces autoimmunity and culminates however, in several autoimmune diseases...
December 15, 2016: Autoimmunity Reviews
https://www.readbyqxmd.com/read/27968915/dynamic-contrast-enhanced-mri-to-predict-response-to-vinorelbine-cisplatin-alone-or-with-rh-endostatin-in-patients-with-non-small-cell-lung-cancer-and-bone-metastases-a-randomised-double-blind-placebo-controlled-trial
#9
Rui Zhang, Zhi-Yu Wang, Yue-Hua Li, Yao-Hong Lu, Shuai Wang, Wen-Xi Yu, Hui Zhao
BACKGROUND: Metastatic bone disease is a frequent complication of advanced non-small-cell lung cancer and causes skeletal-related events which result in a poor prognosis. A standard method to assess the therapeutic response of bone metastases does not currently exist. We used dynamic contrast-enhanced MRI to obtain quantitative measures to assess the suitability of this technique to gauge therapeutic response to vinorelbine-cisplatin plus rh-endostatinfor previously untreated non-small cell lung cancer with bone metastases...
October 2016: Lancet
https://www.readbyqxmd.com/read/27959630/necroptosis-mechanisms-and-relevance-to-disease
#10
Lorenzo Galluzzi, Oliver Kepp, Francis Ka-Ming Chan, Guido Kroemer
Necroptosis is a form of regulated cell death that critically depends on receptor-interacting serine-threonine kinase 3 (RIPK3) and mixed lineage kinase domain-like (MLKL) and generally manifests with morphological features of necrosis. The molecular mechanisms that underlie distinct instances of necroptosis have just begun to emerge. Nonetheless, it has already been shown that necroptosis contributes to cellular demise in various pathophysiological conditions, including viral infection, acute kidney injury, and cardiac ischemia/reperfusion...
December 5, 2016: Annual Review of Pathology
https://www.readbyqxmd.com/read/27942226/history-and-progression-of-fat-cadherins-in-health-and-disease
#11
REVIEW
Xiaofeng Zhang, Jinghua Liu, Xiao Liang, Jiang Chen, Junjie Hong, Libo Li, Qiang He, Xiujun Cai
Intercellular adhesions are vital hubs for signaling pathways during multicellular development and animal morphogenesis. In eukaryotes, under aberrant intracellular conditions, cadherins are abnormally regulated, which can result in cellular pathologies such as carcinoma, kidney disease, and autoimmune diseases. As a member of the Ca(2+)-dependent adhesion super-family, Fat proteins were first described in the 1920s as an inheritable lethal mutant phenotype in Drosophila, consisting of four member proteins, FAT1, FAT2, FAT3, and FAT4, all of which are highly conserved in structure...
2016: OncoTargets and Therapy
https://www.readbyqxmd.com/read/27932164/retzius-space-preservation-technique-for-robotic-assisted-laparoscopic-radical-prostatectomy-in-a-kidney-transplant-patient-first-case-in-thailand-and-our-first-experience
#12
P Jenjitranant, P Sangkum, P Sirisreetreerux, W Viseshsindh, S Patcharatrakul, W Kongcharoensombat
OBJECTIVE: The aim of this work was to report our experience in robotic-assisted laparoscopic radical prostatectomy for the treatment of localized prostate cancer in a kidney transplant recipient. METHODS: A 73-year-old man with chronic renal failure underwent living-donor kidney transplantation (KT) in 1993. His baseline creatinine after KT was ∼1.2 mg/dL. He developed lower urinary tract symptoms in 1999. He was diagnosed with benign prostatic hyperplasia and treated accordingly...
November 2016: Transplantation Proceedings
https://www.readbyqxmd.com/read/27919129/-a-case-of-recurrent-renal-cancer-in-the-autografted-kidney-treated-with-percutaneous-cryoablation
#13
Eisuke Tomiyama, Shinichiro Fukuhara, Takeshi Ujike, Akira Nagahara, Motohide Uemura, Hiroshi Kiuchi, Ryoichi Imamura, Yasushi Miyagawa, Mikio Nin, Norio Nonomura
We report a case of recurrent renal cancer in the autografted kidney, treated with percutaneous cryoablation. A 59-year-old man who had bilateral renal tumors underwent radical left nephrectomy, ex vivo right partial nephrectomy and auto-transplantation at the right ileal fossa in our hospital 11 years ago. Histopathological examination showed clear cell renal cell carcinoma in bilateral kidneys (pT1bN0M0). He had been followed at another hospital without tumor recurrence for 11 years. In 2014, an enhanced CT scan revealed a renal tumor with a diameter of two centimeters in the autografted kidney, which was thought to be a recurrence of the initial renal cancer...
October 2016: Hinyokika Kiyo. Acta Urologica Japonica
https://www.readbyqxmd.com/read/27909618/clinico-pathological-outcomes-of-post-primary-and-salvage-chemotherapy-retroperitoneal-lymph-node-dissection-for-mixed-germ-cell-tumors-king-hussein-cancer-center-experience
#14
Kholoud Alqasem, Ibrahim Abukhiran, Judy Jasser, Tamer Bisharat, Riyad T Ellati, Jakub Khzouz, Ibrahim Al-Saidi, Ali Al-Daghamin
OBJECTIVE: We sought to characterize clinical and pathologic outcomes of advanced mixed germ cell tumors after retroperitoneal lymph node dissection for post-chemotherapy residual masses. MATERIAL AND METHODS: Between January 2006 and November 2015, 56 patients underwent retroperitoneal lymph node dissection (RPLND) for residual masses of greater than 1 cm after receiving either primary chemotherapy or salvage chemotherapy. Retrospective review of the patients' characteristics, clinical, pathological, and treatment outcomes were performed after institutional review board (IRB) and ethics committee approval...
December 2016: Turkish Journal of Urology
https://www.readbyqxmd.com/read/27899233/clear-cell-type-a-and-b-molecular-subtypes-in-metastatic-clear-cell-renal-cell-carcinoma-tumor-heterogeneity-and-aggressiveness
#15
Daniel J Serie, Richard W Joseph, John C Cheville, Thai H Ho, Mansi Parasramka, Tracy Hilton, R Houston Thompson, Bradley C Leibovich, Alexander S Parker, Jeanette E Eckel-Passow
BACKGROUND: Intratumor molecular heterogeneity has been reported for primary clear cell renal cell carcinoma (ccRCC) tumors; however, heterogeneity in metastatic ccRCC tumors has not been explored. OBJECTIVE: To evaluate intra- and intertumor molecular heterogeneity in resected metastatic ccRCC tumors. DESIGN, SETTING, AND PARTICIPANTS: We identified 111 patients who had tissue available from their primary tumor and at least one metastasis...
November 26, 2016: European Urology
https://www.readbyqxmd.com/read/27883184/epigenetics-in-reactive-and-reparative-cardiac-fibrogenesis-the-promise-of-epigenetic-therapy
#16
REVIEW
Asish K Ghosh, Rahul Rai, Panagiotis Flevaris, Douglas E Vaughan
Epigenetic changes play a pivotal role in the development of a wide spectrum of human diseases including cardiovascular diseases, cancer, diabetes, and intellectual disabilities. Cardiac fibrogenesis is a common pathophysiological process seen during chronic and stress-induced accelerated cardiac aging. While adequate production of extracellular matrix (ECM) proteins is necessary for post-injury wound healing, excessive synthesis and accumulation of extracellular matrix protein in the stressed or injured hearts causes decreased or loss of lusitropy that leads to cardiac failure...
November 24, 2016: Journal of Cellular Physiology
https://www.readbyqxmd.com/read/27863399/different-non-synonymous-polymorphisms-modulate-the-interaction-of-the-wrn-protein-to-its-protein-partners-and-its-enzymatic-activities
#17
Jean-Philippe Gagné, Sophie Lachapelle, Chantal Garand, Serges P Tsofack, Yan Coulombe, Marie-Christine Caron, Guy G Poirier, Jean-Yves Masson, Michel Lebel
Werner syndrome (WS) is characterized by the premature onset of several age-associated pathologies including cancer. The protein defective in WS patients (WRN) is a helicase/exonuclease involved in DNA replication and repair. Here, we present the results of a large-scale proteome analysis that has been undertaken to determine protein partners of different polymorphic WRN proteins found with relatively high prevalence in the human population. We expressed different fluorescently tagged-WRN (eYFP-WRN) variants in human 293 embryonic kidney cells (HEK293) and used a combination of affinity-purification and mass spectrometry to identify different compositions of WRN-associated protein complexes...
November 14, 2016: Oncotarget
https://www.readbyqxmd.com/read/27859269/homocysteine-as-a-pathological-biomarker-for-bone-disease
#18
REVIEW
Jyotirmaya Behera, Jyoti Bala, Mohammed Nuru, Suresh C Tyagi, Neetu Tyagi
In the last few decades, perturbation in methyl-group and homocysteine (Hcy) balance have emerged as independent risk factors in a number of pathological conditions including neurodegenerative disease, cardiovascular dysfunction, cancer development, autoimmune disease and kidney disease. Recent studies report Hcy to be a newly recognized risk factor for osteoporosis. Elevated Hcy levels are known to modulate osteoclastgenesis by causing detrimental effects on bone via oxidative stress induced metalloproteinase-mediated extracellular matrix degradation and decrease in bone blood flow...
November 18, 2016: Journal of Cellular Physiology
https://www.readbyqxmd.com/read/27846002/renal-metastasis-from-primary-thyroid-cancer-on-131i-and-mri-imaging
#19
Darshan R Patel, Bhishak H Kamat, Michael D Farwell
A 66-year-old woman with a history of papillary thyroid cancer status after total thyroidectomy underwent I radioiodine ablation therapy 3 months after surgery. Posttherapy whole body planar imaging revealed focal intense I uptake in the posterior right abdomen. SPECT/CT of this region localized the uptake to the medial lower pole of the right kidney. Further evaluation with MRI demonstrated a correlative suspicious right renal mass. The patient underwent right partial nephrectomy with pathology demonstrating that the renal mass was of thyroidal origin (papillary subtype)...
January 2017: Clinical Nuclear Medicine
https://www.readbyqxmd.com/read/27822117/the-danish-testicular-cancer-database
#20
REVIEW
Gedske Daugaard, Maria Gry Gundgaard Kier, Mikkel Bandak, Mette Saksø Mortensen, Heidi Larsson, Mette Søgaard, Birgitte Groenkaer Toft, Birte Engvad, Mads Agerbæk, Niels Vilstrup Holm, Jakob Lauritsen
AIM: The nationwide Danish Testicular Cancer database consists of a retrospective research database (DaTeCa database) and a prospective clinical database (Danish Multidisciplinary Cancer Group [DMCG] DaTeCa database). The aim is to improve the quality of care for patients with testicular cancer (TC) in Denmark, that is, by identifying risk factors for relapse, toxicity related to treatment, and focusing on late effects. STUDY POPULATION: All Danish male patients with a histologically verified germ cell cancer diagnosis in the Danish Pathology Registry are included in the DaTeCa databases...
2016: Clinical Epidemiology
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