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https://www.readbyqxmd.com/read/28806822/-multiple-myeloma-current-status-in-diagnostic-testing-and-therapy
#1
Michael Kehrer, Sebastian Koob, Andreas Strauss, Dieter Christian Wirtz, Jan Schmolders
Background Multiple myeloma is a haematological blood cancer of the bone marrow and is classified by the World Health Organisation (WHO) as a plasma cell neoplasm. In multiple myeloma, normal plasma cells transform into malignant myeloma cells and produce large quantities of an abnormal immunoglobulin called monoclonal protein or M protein. This ultimately causes multiple myeloma symptoms such as bone damage or kidney problems. The annual worldwide incidence of multiple myeloma is estimated to be 6 - 7/100,000 and accounts for 1% of all cancer...
August 14, 2017: Zeitschrift Für Orthopädie und Unfallchirurgie
https://www.readbyqxmd.com/read/28806712/association-between-background-parenchymal-enhancement-and-pathologic-complete-remission-throughout-the-neoadjuvant-chemotherapy-in-breast-cancer-patients
#2
Chao You, Weijun Peng, Wenxiang Zhi, Min He, Guangyu Liu, Li Xie, Luan Jiang, Xiaoxin Hu, Xuxia Shen, Yajia Gu
PURPOSE: To retrospectively investigate the quantitative background parenchymal enhancement (BPE) of the contralateral normal breast in patients with unilateral invasive breast cancer throughout multiple monitoring points of neoadjuvant chemotherapy (NAC) and to further determine whether BPE is associated with tumor response, especially at the early stage of NAC. MATERIALS AND METHODS: A total of 90 patients with unilateral breast cancer who then received six or eight cycles of NAC before surgery were analyzed retrospectively...
August 11, 2017: Translational Oncology
https://www.readbyqxmd.com/read/28806438/unnecessary-staging-imaging-in-early-stage-breast-cancer-a-teachable-moment
#3
Heather R Wolfe, Arjun Gupta, Navid Sadeghi
No abstract text is available yet for this article.
August 14, 2017: JAMA Internal Medicine
https://www.readbyqxmd.com/read/28806399/lymph-node-status-have-a-prognostic-impact-in-breast-cancer-patients-with-distant-metastasis
#4
Chuangang Tang, Pei Wang, Xiaoxin Li, Bingqing Zhao, Haochang Yang, Haifeng Yu, Changwen Li
BACKGROUND: The objective of this retrospective study was to determine whether lymph node metastasis has a prognostic impact on patients with stage IV breast cancer. PATIENTS AND METHODS: Seven thousand three hundred and seventy-nine patients with de novo stage IV breast cancer diagnosed from 2004 to 2013 were identified. Kaplan-Meier estimate method was fitted to measure overall survival and breast cancer-specific survival (BCSS). Cox proportional hazard analysis was used to evaluate the association between N stage and BCSS after controlling variables such as other patient/tumor characteristics...
2017: PloS One
https://www.readbyqxmd.com/read/28806299/the-dynamic-and-transient-immune-microenvironment-in-locally-advanced-esophageal-adenocarcinoma-post-chemoradiation
#5
Ronan J Kelly, Ali H Zaidi, Matthew A Smith, Ashten N Omstead, Juliann E Kosovec, Daisuke Matsui, Samantha A Martin, Christina DiCarlo, E Day Werts, Jan F Silverman, David H Wang, Blair A Jobe
OBJECTIVE: The aim of this study was to assess the impact of chemoradiation on the immune microenvironment to influence and optimally design future neoadjuvant clinical trials. SUMMARY BACKGROUND DATA: Programmed death (PD)-1 inhibitors in metastatic gastroesophageal cancer have demonstrated response rates of approximately 25% in programmed death ligand-1 (PD-L1+) tumors. Unfortunately, the majority of patients do not respond. Therefore, a rationale strategy of combining immunotherapeutic agents with chemoradiation in earlier stage esophageal cancer may prevent metastatic disease in patients...
August 10, 2017: Annals of Surgery
https://www.readbyqxmd.com/read/28806263/18f-dcfbc-prostate-specific-membrane-antigen-targeted-pet-ct-imaging-in-localized-prostate-cancer-correlation-with-multiparametric-mri-and-histopathology
#6
Baris Turkbey, Esther Mena, Liza Lindenberg, Stephen Adler, Sandra Bednarova, Rose Berman, Anita T Ton, Yolanda McKinney, Philip Eclarinal, Craig Hill, George Afari, Sibaprasad Bhattacharyya, Ronnie C Mease, Maria J Merino, Paula M Jacobs, Bradford J Wood, Peter A Pinto, Martin G Pomper, Peter L Choyke
PURPOSE: To assess the ability of (N-[N-[(S)-1,3-dicarboxypropyl]carbamoyl]-4-F-fluorobenzyl-L-cysteine) (F-DCFBC), a prostate-specific membrane antigen-targeted PET agent, to detect localized prostate cancer lesions in correlation with multiparametric MRI (mpMRI) and histopathology. METHODS: This Health Insurance Portability and Accountability Act of 1996-compliant, prospective, institutional review board-approved study included 13 evaluable patients with localized prostate cancer (median age, 62...
August 12, 2017: Clinical Nuclear Medicine
https://www.readbyqxmd.com/read/28806259/serendipitous-discovery-of-isolated-gastric-metastases-from-adenocarcinoma-of-the-lung-on-staging-18f-fdg-pet-ct
#7
Punit Sharma, Amit Dutt Dwary, Enam Murshed Khan
Gastric metastasis from lung cancer is rare. We here present the case of a 59-year-old man with lung adenocarcinoma where isolated gastric metastases were discovered on staging F-FDG PET-CT, confirmed with endoscopy and biopsy.
August 12, 2017: Clinical Nuclear Medicine
https://www.readbyqxmd.com/read/28806257/orbital-hemangiopericytoma-in-68ga-prostate-specific-membrane-antigen-hbed-cc-pet-ct
#8
Jochen Hammes, Carsten Kobe, Ute Hilgenberg, Wolfgang E Lieb, Alexander Drzezga
A 76-year-old man with biochemical relapse of prostate cancer underwent Ga-prostate-specific membrane antigen PET/CT. Besides a local lymph node metastasis, a nodular structure inside the left orbit caudal to the optic nerve showed increased uptake. A metastasis in this location is unlikely. The subsequently performed MRI showed the structure being T1 hypointense, T2 indifferent, and strongly gadolinium contrast agent enhancing. Histopathologic examination after surgical removal identified the tumor as hemangiopericytoma, which rarely occurs in the orbit...
August 12, 2017: Clinical Nuclear Medicine
https://www.readbyqxmd.com/read/28806256/recurrent-malignant-melanoma-detected-on-18f-fluciclovine-pet-ct-imaging-for-prostate-cancer
#9
Eugene J Teoh, Maria T Tsakok, Kevin M Bradley, Katherine Hyde, Manil Subesinghe, Fergus V Gleeson
A 66-year-old man presented with biochemical recurrence of prostate cancer and underwent F-fluciclovine PET/CT to detect sites of recurrence. He had a history of resected truncal stage IIIC malignant melanoma, with bilateral axillary node involvement on sentinel node biopsy, in complete remission for 3 years. F-fluciclovine PET/CT demonstrated an incidental fluciclovine-avid right axillary node (SUVmax = 4.3). Diagnostic sampling confirmed recurrent malignant melanoma.
August 12, 2017: Clinical Nuclear Medicine
https://www.readbyqxmd.com/read/28806249/epidural-metastases-from-follicular-thyroid-cancer-mimicking-meningiomas-in-68ga-dotatate-pet
#10
Marcus Unterrainer, Harun Ilhan, Andrei Todica, Peter Bartenstein, Nathalie Lisa Albert
We report a woman with multifocal lesions suggestive of meningiomas in MRI, which also presented with high Ga-DOTATATE uptake in PET, a finding characteristic for meningioma. A whole-body staging due to a pathological fracture revealed multiple neoplastic lesions throughout the body without detection of a primary site. Subsequent pathological workup of a lung lesion revealed multifocal metastases from follicular thyroid cancer despite thyroidectomy 10 years ago (without pathological finding), and posttreatment scans after radioiodine therapy confirmed the multiple brain lesions to be metastases as well...
August 12, 2017: Clinical Nuclear Medicine
https://www.readbyqxmd.com/read/28806238/68ga-psma-uptake-in-combined-hepatocellular-cholangiocarcinoma-with-skeletal-metastases
#11
Ramin Alipour, Sandeep Gupta, Scott Trethewey
Ga-PSMA PET is a rapidly evolving imaging modality for whole-body staging of prostate cancer. We report a case of a 70-year-old man with mildly elevated prostate-specific antigen (8.1 μg/L) and clinical suspicion of prostate cancer (osteoblastic metastases on radionuclide bone scan) who was referred for Ga-PSMA PET/CT for primary staging. Multiple Ga-PSMA-avid skeletal foci, mostly associated with lytic changes on low-dose CT, as well as hepatic foci of avid Ga-PSMA uptake, were identified. No abnormal focus of avid Ga-PSMA uptake was identified in the prostate...
August 12, 2017: Clinical Nuclear Medicine
https://www.readbyqxmd.com/read/28806117/postdiagnosis-statin-use-and-mortality-in-danish-patients-with-prostate-cancer
#12
Signe Benzon Larsen, Christian Dehlendorff, Charlotte Skriver, Susanne Oksbjerg Dalton, Christina Gade Jespersen, Michael Borre, Klaus Brasso, Mette Nørgaard, Christoffer Johansen, Henrik Toft Sørensen, Jesper Hallas, Søren Friis
Purpose Increasing evidence indicates that statin use may reduce mortality from prostate cancer. In this work, we examined whether postdiagnosis statin use was associated with reduced cancer-specific mortality or all-cause mortality among patients with prostate cancer in Denmark. Material and Methods From nationwide Danish registries, we identified all patients with incident prostate adenocarcinoma from 1998 to 2011 and retrieved data on tumor and patient characteristics, drug use, and primary treatment. We defined postdiagnosis use (two or more prescriptions) of statins as a time-varying covariate with 1-year lag...
August 14, 2017: Journal of Clinical Oncology: Official Journal of the American Society of Clinical Oncology
https://www.readbyqxmd.com/read/28806116/systemic-therapy-for-stage-iv-non-small-cell-lung-cancer-american-society-of-clinical-oncology-clinical-practice-guideline-update
#13
Nasser Hanna, David Johnson, Sarah Temin, Sherman Baker, Julie Brahmer, Peter M Ellis, Giuseppe Giaccone, Paul J Hesketh, Ishmael Jaiyesimi, Natasha B Leighl, Gregory J Riely, Joan H Schiller, Bryan J Schneider, Thomas J Smith, Joan Tashbar, William A Biermann, Gregory Masters
Purpose Provide evidence-based recommendations updating the 2015 ASCO guideline on systemic therapy for patients with stage IV non-small-cell lung cancer (NSCLC). Methods The ASCO NSCLC Expert Panel made recommendations based on a systematic review of randomized controlled trials from February 2014 to December 2016 plus the Cancer Care Ontario Program in Evidence-Based Care's update of a previous ASCO search. Results This guideline update reflects changes in evidence since the previous guideline update. Fourteen randomized controlled trials provide the evidence base; earlier phase trials also informed recommendation development...
August 14, 2017: Journal of Clinical Oncology: Official Journal of the American Society of Clinical Oncology
https://www.readbyqxmd.com/read/28805983/challenges-of-measuring-accurate-estradiol-levels-in-aromatase-inhibitor-treated-postmenopausal-breast-cancer-patients-on-vaginal-estrogen-therapy
#14
Polly Niravath, Raksha Bhat, Mohamed Al-Ameri, Ahmed AlRawi, Claudette Foreman, Meghana V Trivedi
Breast cancer patients who are taking adjuvant Aromatase Inhibitor (AI) therapy typically have extremely low estradiol levels, which are undetectable by routine clinical laboratories. Thus, it becomes difficult to assess the safety of interventions such as low-dose vaginal estrogen, which may increase estradiol levels. In this study, we aimed to assess the utility of enzyme-linked immunosorbent assay (ELISA) to measure low estradiol concentrations in breast cancer survivors on AI therapy treated with either vaginal estrogen or lubricant for atrophic vaginitis as a part of clinical trial...
August 2017: Pharmacology Research & Perspectives
https://www.readbyqxmd.com/read/28805806/lung-tumor-exome-files-with-t-cell-receptor-recombinations-a-mouse-model-of-t-cell-infiltrates-reflecting-mutation-burdens
#15
Yaping N Tu, Wei Lue Tong, Timothy J Fawcett, George Blanck
Tumor exomes and RNASeq data were originally intended for obtaining tumor mutations and gene expression profiles, respectively. However, recent work has determined that tumor exome and RNAseq read files contain reads representing T-cell and B-cell receptor (TcR and BcR) recombinations, presumably due to infiltrating lymphocytes. Furthermore, the recovery of immune receptor recombination reads has demonstrated correlations with specific, previously appreciated aspects of tumor immunology. To further understand the usefulness of recovering TcR and BcR recombinations from tumor exome files, we developed a scripted algorithm for recovery of reads representing these recombinations from a previously described mouse model of lung tumorigenesis...
August 14, 2017: Laboratory Investigation; a Journal of Technical Methods and Pathology
https://www.readbyqxmd.com/read/28805784/-short-term-outcomes-of-complete-mesocolic-excision-for-right-colon-cancer
#16
A O Rasulov, A G Malikhov, O A Rakhimov, N A Kozlov, O A Malikhova
PURPOSE: Complete mesocolic excision (CME) appears to be a relatively new concept for colon cancer. The purpose is to evaluate the results of CME with high vascular ligation (D3 lymph node dissection) for right colon cancer. The presented study identifies possible risks and advantages of the proposed method, as well as the role of the laparoscopic approach. MATERIAL AND METHODS: The article included data from 39 patients with right colon cancer, TNM stage I-III, operated on between November 2015 and December 2016 in the oncoproctology Department of the Blokhin Cancer Research Center...
2017: Khirurgiia
https://www.readbyqxmd.com/read/28805682/alk-in-non-small-cell-lung-cancer-nsclc-pathobiology-epidemiology-detection-from-tumor-tissue-and-algorithm-diagnosis-in-a-daily-practice
#17
REVIEW
Paul Hofman
Patients with advanced-stage non-small cell lung carcinoma (NSCLC) harboring an ALK rearrangement, detected from a tissue sample, can benefit from targeted ALK inhibitor treatment. Several increasingly effective ALK inhibitors are now available for treatment of patients. However, despite an initial favorable response to treatment, in most cases relapse or progression occurs due to resistance mechanisms mainly caused by mutations in the tyrosine kinase domain of ALK. The detection of an ALK rearrangement is pivotal and can be done using different methods, which have variable sensitivity and specificity depending, in particular, on the quality and quantity of the patient's sample...
August 12, 2017: Cancers
https://www.readbyqxmd.com/read/28805673/alk-status-assessment-with-liquid-biopsies-of-lung-cancer-patients
#18
REVIEW
Paul Hofman
Patients with advanced stage non-small cell lung carcinoma (NSCLC) harboring an anaplastic lymphoma kinase ALK gene rearrangement, detected from a tissue sample, can benefit from targeted ALK inhibitor treatment. However, while treatment is initially effective in most cases, relapse or progression occurs due to different resistance mechanisms including mutations in the tyrosine kinase domain of echinoderm microtubule-associated protein-like 4 (EML44)-ALK. The liquid biopsy concept has recently radically changed the clinical care of NSCLC patients, in particular for those harboring an epidermal growth factor receptor (EGFR) gene mutation...
August 12, 2017: Cancers
https://www.readbyqxmd.com/read/28805598/screening-frequency-and-histologic-type-influence-the-efficacy-of-cervical-cancer-screening-a-nationwide-cohort-study
#19
Ying-Cheng Chiang, Yun-Yuan Chen, Shu-Feng Hsieh, Chun-Ju Chiang, San-Lin You, Wen-Fang Cheng, Mei-Shu Lai, Chi-An Chen
OBJECTIVE: To evaluate the influence of age, screening interval, and histologic type on the effect of Pap smears in cervical cancer screening. MATERIALS AND METHODS: Data were retrieved from the Taiwan National Cancer Registry and Cervical Cancer Screening Registration System for the period from 2002 to 2010. Age, Pap smear interval, FIGO stage, and histology were further analyzed. RESULTS: A total of 12,294 women with cervical cancer were enrolled, including 10,040 with squamous cell carcinoma (SCC), 1720 with adenocarcinoma (ADC), 401 with adenosquamous carcinoma (ASC), and 133 with small cell neuroendocrine carcinoma (SMC)...
August 2017: Taiwanese Journal of Obstetrics & Gynecology
https://www.readbyqxmd.com/read/28805195/-the-plasma-levels-and-diagnostic-utility-of-matrix-metalloproteinase-9-and-ca-125-in-cervical-cancer-patients
#20
Emilia Lubowicka, Ewa Gacuta, Monika Zajkowska, Edyta Katarzyna Głażewska, Andrzej Przylipiak, Lech Chrostek, Monika Zbucka-Krętowska, Sławomir Ławicki
Matrix metalloproteinases (MMPs) are a family of proteolytic enzymes, involved in the degradation of extracellular matrix components. The physiological function of MMP-9 is associated with regulation of immune processes, embryogenesis, reproduction and wound healing. MMP-9 also plays a critical role in tumor invasion, degrading the basement membrane, what is observed in different types of cancers: breast, gastrointestinal, and gynecological. AIM: The aim of this study was to investigate the plasma levels and diagnostic utility of MMP-9 and CA 125 in cervical cancer patients...
July 21, 2017: Polski Merkuriusz Lekarski: Organ Polskiego Towarzystwa Lekarskiego
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