1199 Radiation Therapy Clinical Guidelines Effective 07/01
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Understanding the Potentiality of Accelerator
Bortolussi et al. Radiation Oncology (2017) 12:130 DOI 10.1186/s13014-017-0860-6 RESEARCH Open Access Understanding the potentiality of accelerator based-boron neutron capture therapy for osteosarcoma: dosimetry assessment based on the reported clinical experience Silva Bortolussi1,2* , Ian Postuma2, Nicoletta Protti2, Lucas Provenzano3,4, Cinzia Ferrari5,2, Laura Cansolino5,6, Paolo Dionigi5,6, Olimpio Galasso7, Giorgio Gasparini7, Saverio Altieri1,2, Shin-Ichi Miyatake8 and Sara J. González3,4 Abstract Background: Osteosarcoma is the most frequent primary malignant bone tumour, and its incidence is higher in children and adolescents, for whom it represents more than 10% of solid cancers. Despite the introduction of adjuvant and neo-adjuvant chemotherapy that markedly increased the success rate in the treatment, aggressive surgery is still needed and a considerable percentage of patients do not survive due to recurrences or early metastases. Boron Neutron Capture Therapy (BNCT), an experimental radiotherapy, was investigated as a treatment that could allow a less aggressive surgery by killing infiltrated tumour cells in the surrounding healthy tissues. BNCT requires an intense neutron beam to ensure irradiation times of the order of 1 h. In Italy, a Radio Frequency Quadrupole (RFQ) proton accelerator has been designed and constructed for BNCT, and a suitable neutron spectrum was tailored by means of Monte Carlo calculations. This paper explores the feasibility of BNCT to treat osteosarcoma using this neutron source based on accelerator. Methods: The therapeutic efficacy of BNCT was analysed evaluating the dose distribution obtained in a clinical case of femur osteosarcoma. Mixed field dosimetry was assessed with two different formalisms whose parameters were specifically derived from radiobiological experiments involving in vitro UMR-106 osteosarcoma cell survival assays and boron concentration assessments in an animal model of osteosarcoma. -
Targeted Radiotherapy of Brain Tumours
British Journal of Cancer (2004) 90, 1469 – 1473 & 2004 Cancer Research UK All rights reserved 0007 – 0920/04 $25.00 www.bjcancer.com Minireview Targeted radiotherapy of brain tumours ,1 MR Zalutsky* 1Department of Radiology, Duke University Medical Center, PO Box 3808, Durham, NC 27710, USA The utility of external beam radiotherapy for the treatment of malignant brain tumours is compromised by the need to avoid excessive radiation damage to normal CNS tissues. This review describes the current status of targeted radiotherapy, an alternative strategy for brain tumour treatment that offers the exciting prospect of increasing the specificity of tumour cell irradiation. British Journal of Cancer (2004) 90, 1469–1473. doi:10.1038/sj.bjc.6601771 www.bjcancer.com Published online 6 April 2004 & 2004 Cancer Research UK Keywords: glioblastoma multiforme; radiotherapy; radioimmunotherapy; glioma; anaplastic astrocytoma Even with aggressive multi-modality treatment strategies, the life present both on glioma as well as normal neural tissue (Hopkins expectancy for patients with glioblastoma multiforme (GBM), the et al, 1998). However, the vast majority of targeted radiotherapy most common and virulent primary brain tumour, is less than a studies in brain tumour patients have utilised radiolabelled mAbs year from the time of diagnosis (Stewart, 2002). The vast majority reactive with the tenascin molecule (Table 1). of glioma patients experience local recurrence, with a median survival of only 16–24 weeks for those with recurrent disease (Wong et al, 1999). Conventional radiotherapy continues to play a TENASCIN AND ANTI-TENASCIN MABS primary role in brain cancer treatment; however, its lack of tumour Tenascin-C is a hexabrachion polymorphic glycoprotein that is specificity is a severe limitation of this form of therapy. -
QUEST Provider Bulletin
HMSA Provider Bulletin HMS A ’ S P L an fo R Q U E S T M embe R S Bulletin Q08-01 January 15, 2008 A MESSAGE FROM OUR appointments, ensuring the collection and forwarding of MEDICAL DIRECTOR necessary information, obtaining prior authorizations, educating the parents, and following up to ensure appointments are kept is Children with Special Health Care Needs guaranteed to be difficult and time consuming. Children with chronic illnesses are Other examples include children with diabetes, congenital heart challenging for pediatricians and other defects, seizure disorders, asthma, cancer (even if in remission), primary care providers entrusted with and juvenile rheumatoid arthritis. Also included are children their care. This is especially so for with multiple diagnoses, related or otherwise. those children whose management The Hawaii Department of Health has a service dedicated to requires the services of various assisting such children, their families and their caregivers. This medical specialists, allied health care is the Children with Special Health Needs Program, under the providers, organizations, and institutions. A child with Family Health Services Division. Children and youth under 21 a cleft palate, for example, may require the services of years of age residing in Hawaii are eligible if they have chronic an ENT surgeon, oral surgeon, dentist, audiologist, health conditions lasting (or expected to last) at least one year, speech therapist, DME provider (for hearing aids), for which specialized medical care is required. and the Department of Education. Locating these The Children with Special Health Needs Program can assist providers, making the necessary referrals, coordinating QUEST members who are having difficulty in coordinating or obtaining health care services, or who cannot obtain certain Happy New Year 2008 services through QUEST, with the following: IN THIS ISSUE: • Coordination of health care referrals and appointments. -
Institute for Clinical and Economic Review
INSTITUTE FOR CLINICAL AND ECONOMIC REVIEW FINAL APPRAISAL DOCUMENT BRACHYTHERAPY & PROTON BEAM THERAPY FOR TREATMENT OF CLINICALLY-LOCALIZED, LOW-RISK PROSTATE CANCER December 22, 2008 Senior Staff Daniel A. Ollendorf, MPH, ARM Chief Review Officer Julia Hayes, MD Lead Decision Scientist Pamela McMahon, PhD Sr. Decision Scientist Steven D. Pearson, MD, MSc President, ICER Associate Staff Michelle Kuba, MPH Sr. Technology Analyst Angela Tramontano, MPH Research Assistant © ICER, 2008 1 CONTENTS About ICER .................................................................................................................................. 3 Acknowledgments ...................................................................................................................... 4 Executive Summary .................................................................................................................... 5 Evidence Review Group Deliberation.................................................................................. 15 ICER Integrated Evidence Rating.......................................................................................... 21 Evidence Review Group Members........................................................................................ 24 Appraisal Overview.................................................................................................................. 28 Background ............................................................................................................................... -
Radiotherapy for Unresectable Locally Advanced Non-Small Cell Lung Cancer
2112 Review Article Radiotherapy for unresectable locally advanced non-small cell lung cancer: a narrative review of the current landscape and future prospects in the era of immunotherapy Tiantian Guo1,2#, Liqing Zou1,2#, Jianjiao Ni1,2, Xiao Chu1,2, Zhengfei Zhu1,2,3 1Department of Radiation Oncology, Fudan University Shanghai Cancer Center, Shanghai, China; 2Department of Oncology, Shanghai Medical College, 3Institute of Thoracic Oncology, Fudan University, Shanghai, China Contributions: (I) Conception and design: Z Zhu; (II) Administrative support: None; (III) Provision of study materials or patients: None; (IV) Collection and assembly of data: All authors; (V) Data analysis and interpretation: All authors; (VI) Manuscript writing: All authors; (VII) Final approval of manuscript: All authors. #These two authors contributed equally to this work. Correspondence to: Zhengfei Zhu, MD. Department of Radiation Oncology, Fudan University Shanghai Cancer Center, 270 Dong An Road, Shanghai, 200032 China. Email: [email protected]. Abstract: Significant recent advances have occurred in the use of radiation therapy for locally advanced non-small cell lung cancer (LA-NSCLC). In fact, the past few decades have seen both therapeutic gains and setbacks in the evolution of radiotherapy for LA-NSCLC. The PACIFIC trial has heralded a new era of immunotherapy and has raised important questions for future study, such as the future directions of radiation therapy for LA-NSCLC in the era of immunotherapy. Modern radiotherapy techniques such as three-dimensional (3D) conformal radiotherapy and intensity-modulated radiotherapy (IMRT) provide opportunities for improved target conformity and reduced normal-tissue exposure. However, the low-dose radiation volume brought by IMRT and its effects on the immune system deserve particular attention when combing radiotherapy and immunotherapy. -
Trends in Targeted Prostate Brachytherapy: from Multiparametric MRI to Nanomolecular Radiosensitizers
Nicolae et al. Cancer Nano (2016) 7:6 DOI 10.1186/s12645-016-0018-5 REVIEW Open Access Trends in targeted prostate brachytherapy: from multiparametric MRI to nanomolecular radiosensitizers Alexandru Mihai Nicolae1, Niranjan Venugopal2 and Ananth Ravi1* *Correspondence: [email protected] Abstract 1 Odette Cancer Centre, The treatment of localized prostate cancer is expected to become a significant Sunnybrook Health Sciences Centre, 2075 Bayview Ave, problem in the next decade as an increasingly aging population becomes prone to Toronto, ON M4N3M5, developing the disease. Recent research into the biological nature of prostate cancer Canada has shown that large localized doses of radiation to the cancer offer excellent long- Full list of author information is available at the end of the term disease control. Brachytherapy, a form of localized radiation therapy, has been article shown to be one of the most effective methods for delivering high radiation doses to the cancer; however, recent evidence suggests that increasing the localized radiation dose without bound may cause unacceptable increases in long-term side effects. This review focuses on methods that have been proposed, or are already in clinical use, to safely escalate the dose of radiation within the prostate. The advent of multiparametric magnetic resonance imaging (mpMRI) to better identify and localize intraprostatic tumors, and nanomolecular radiosensitizers such as gold nanoparticles (GNPs), may be used synergistically to increase doses to cancerous tissue without the -
High Dose-Rate Brachytherapy of Localized Prostate Cancer Converts
Open access Original research J Immunother Cancer: first published as 10.1136/jitc-2020-000792 on 24 June 2020. Downloaded from High dose- rate brachytherapy of localized prostate cancer converts tumors from cold to hot 1,2,3 1 1 1 Simon P Keam , Heloise Halse, Thu Nguyen, Minyu Wang , Nicolas Van Kooten Losio,1 Catherine Mitchell,4 Franco Caramia,3 David J Byrne,4 Sue Haupt,2,3 Georgina Ryland,4 Phillip K Darcy,1,2 Shahneen Sandhu,5 2,4 2,3 6 1,2 Piers Blombery, Ygal Haupt, Scott G Williams, Paul J Neeson To cite: Keam SP, Halse H, ABSTRACT organized immune infiltrates and signaling changes. Nguyen T, et al. High dose- rate Background Prostate cancer (PCa) has a profoundly Understanding and potentially harnessing these changes brachytherapy of localized immunosuppressive microenvironment and is commonly will have widespread implications for the future treatment prostate cancer converts tumors immune excluded with few infiltrative lymphocytes and of localized PCa, including rational use of combination from cold to hot. Journal for low levels of immune activation. High- dose radiation radio- immunotherapy. ImmunoTherapy of Cancer 2020;8:e000792. doi:10.1136/ has been demonstrated to stimulate the immune system jitc-2020-000792 in various human solid tumors. We hypothesized that localized radiation therapy, in the form of high dose- INTRODUCTION ► Additional material is rate brachytherapy (HDRBT), would overcome immune Standard curative- intent treatment options published online only. To view suppression in PCa. for localized prostate cancer (PCa) include please visit the journal online Methods To investigate whether HDRBT altered prostate radical prostatectomy or radiotherapy.1 (http:// dx. -
A Review of Rectal Toxicity Following Permanent Low Dose-Rate Prostate Brachytherapy and the Potential Value of Biodegradable Rectal Spacers
Prostate Cancer and Prostatic Disease (2015) 18, 96–103 © 2015 Macmillan Publishers Limited All rights reserved 1365-7852/15 www.nature.com/pcan REVIEW A review of rectal toxicity following permanent low dose-rate prostate brachytherapy and the potential value of biodegradable rectal spacers ME Schutzer1, PF Orio2, MC Biagioli3, DA Asher4, H Lomas1 and D Moghanaki1,5 Permanent radioactive seed implantation provides highly effective treatment for prostate cancer that typically includes multidisciplinary collaboration between urologists and radiation oncologists. Low dose-rate (LDR) prostate brachytherapy offers excellent tumor control rates and has equivalent rates of rectal toxicity when compared with external beam radiotherapy. Owing to its proximity to the anterior rectal wall, a small portion of the rectum is often exposed to high doses of ionizing radiation from this procedure. Although rare, some patients develop transfusion-dependent rectal bleeding, ulcers or fistulas. These complications occasionally require permanent colostomy and thus can significantly impact a patient’s quality of life. Aside from proper technique, a promising strategy has emerged that can help avoid these complications. By injecting biodegradable materials behind Denonviller’s fascia, brachytherpists can increase the distance between the rectum and the radioactive sources to significantly decrease the rectal dose. This review summarizes the progress in this area and its applicability for use in combination with permanent LDR brachytherapy. Prostate Cancer and Prostatic Disease (2015) 18, 96–103; doi:10.1038/pcan.2015.4; published online 17 February 2015 A BRIEF HISTORY OF LOW DOSE-RATE PROSTATE demonstrated an 82% 8-year bPFS for 1444 patients treated with BRACHYTHERAPY radioactive seed implant for low-risk disease;4 (2) a series by Originally described in 1917, low dose-rate (LDR) prostate Taira et al. -
Nuclear Data for Medical Applications ° ° INM-5: Nuklearchemie,INM-5: Forschungszentrum Germjülich, Abteilung Nuklearchemie, Zu Germanuniversitätköln, ° Syed M
Mitglied der Helmholtz-Gemeinschaft derMitglied Nuclear Data for Medical Applications ° Syed M. Qaim ° INM-5: Nuklearchemie, Forschungszentrum Jülich, Germany; ° Abteilung Nuklearchemie, Universität zu Köln, Germany Plenary Lecture given at a Workshop in the 7 th Framework Programme of the European Union on “Solving Challenges in Nuclear Data for the Safety of Nuclear Facilities (CHANDA)”, Paul Scherrer Institute, Villigen, Switzerland, 23 to 25 November 2015 Outline ° Introduction - external radiation therapy - internal radionuclide applications ° Commonly used radionuclides - status of nuclear data - alternative routes for production of 99m Tc - standardisation of production data ° Research oriented radionuclides - non-standard positron emitters - novel therapeutic radionuclides ° New directions in radionuclide applications ° Future data needs ° Summary and conclusions Nuclear Data Research for Medical Use Aim ° Provide fundamental database for - external radiation therapy - internal radionuclide applications Areas of Work ° Experimental measurements ° Nuclear model calculations ° Standardisation and evaluation of existing data Considerable effort is invested worldwide in nuclear data research External Radiation Therapy • Biological changes under the impact of radiation • Of significance is linear energy transfer (LET) to tissue Types of Therapy • Photon therapy : use of 60 Co or linear accelerator (low-LET radiation ) most common • Fast neutron therapy : accelerator with E p or E d above 50 MeV (high-LET radiation ) being abandoned -
Immunoscintigraphy and Radioimmunotherapy in Cuba: Experiences with Labeled Monoclonal Antibodies for Cancer Diagnosis and Treatment (1993–2013)
Review Article Immunoscintigraphy and Radioimmunotherapy in Cuba: Experiences with Labeled Monoclonal Antibodies for Cancer Diagnosis and Treatment (1993–2013) Yamilé Peña MD PhD, Alejandro Perera PhD, Juan F. Batista MD ABSTRACT and therapeutic tools. The studies conducted demonstrated the good INTRODUCTION The availability of monoclonal antibodies in Cuba sensitivity and diagnostic precision of immunoscintigraphy for detect- has facilitated development and application of innovative techniques ing various types of tumors (head and neck, ovarian, colon, breast, (immunoscintigraphy and radioimmunotherapy) for cancer diagnosis lymphoma, brain). and treatment. Obtaining different radioimmune conjugates with radioactive isotopes OBJECTIVE Review immunoscintigraphy and radioimmunotherapy such as 99mTc and 188Re made it possible to administer radioimmuno- techniques and analyze their use in Cuba, based on the published lit- therapy to patients with several types of cancer (brain, lymphoma, erature. In this context, we describe the experience of Havana’s Clini- breast). The objective of 60% of the clinical trials was to determine cal Research Center with labeled monoclonal antibodies for cancer pharmacokinetics, internal dosimetry and adverse effects of mono- diagnosis and treatment during the period 1993–2013. clonal antibodies, as well as tumor response; there were few adverse effects, no damage to vital organs, and a positive tumor response in a EVIDENCE ACQUISITION Basic concepts concerning cancer and substantial percentage of patients. monoclonal antibodies were reviewed, as well as relevant inter- national and Cuban data. Forty-nine documents were reviewed, CONCLUSIONS Cuba has experience with production and radiola- among them 2 textbooks, 34 articles by Cuban authors and 13 by beling of monoclonal antibodies, which facilitates use of these agents. -
Carbon Ion Therapy for Advanced Sinonasal Malignancies: Feasibility
Jensen et al. Radiation Oncology 2011, 6:30 http://www.ro-journal.com/content/6/1/30 RESEARCH Open Access Carbon ion therapy for advanced sinonasal malignancies: feasibility and acute toxicity Alexandra D Jensen1*, Anna V Nikoghosyan1, Swantje Ecker2, Malte Ellerbrock2, Jürgen Debus1 and Marc W Münter1 Abstract Purpose: To evaluate feasibility and toxicity of carbon ion therapy for treatment of sinonasal malignancies. First site of treatment failure in malignant tumours of the paranasal sinuses and nasal cavity is mostly in-field, local control hence calls for dose escalation which has so far been hampered by accompanying acute and late toxicity. Raster-scanned carbon ion therapy offers the advantage of sharp dose gradients promising increased dose application without increase of side-effects. Methods: Twenty-nine patients with various sinonasal malignancies were treated from 11/2009 to 08/2010. Accompanying toxicity was evaluated according to CTCAE v.4.0. Tumor response was assessed according to RECIST. Results: Seventeen patients received treatment as definitive RT, 9 for local relapse, 2 for re-irradiation. All patients had T4 tumours (median CTV1 129.5 cc, CTV2 395.8 cc), mostly originating from the maxillary sinus. Median dose was 73 GyE mostly in mixed beam technique as IMRT plus carbon ion boost. Median follow- up was 5.1 months [range: 2.4 - 10.1 months]. There were 7 cases with grade 3 toxicity (mucositis, dysphagia) but no other higher grade acute reactions; 6 patients developed grade 2 conjunctivits, no case of early visual impairment. Apart from alterations of taste, all symptoms had resolved at 8 weeks post RT. -
Present Status of Fast Neutron Therapy Survey of the Clinical Data and of the Clinical Research Programmes
PRESENT STATUS OF FAST NEUTRON THERAPY SURVEY OF THE CLINICAL DATA AND OF THE CLINICAL RESEARCH PROGRAMMES Andre Wambersie and Francoise Richard Universite Catholique de Louvain, Unite de Radiotherapie, Neutron- et CurietheVapie, Cliniques Universitaires St-Luc, 1200-Brussels, Belgium. Abstract The clinical results reported from the different neutron therapy centres, in USA, Europe and Asia, are reviewed. Fast neutrons were proven to be superior to photons for locally extended inoperable salivary gland tumours. The reported overall local control rates are 67 % and 24 % respectively. Paranasal sinuses and some tumours of the head and neck area, especially extended tumours with large fixed lymph nodes, are also indications for neutrons. By contrast, the results obtained for brain tumours were, in general, disappointing. Neutrons were shown to bring a benefit in the treatment of well differentiated slowly growing soft tissue sarcomas. The reported overall local control rates are 53 % and 38 % after neutron and photon irradiation respectively. Better results, after neutron irradiation, were also reported for bone- and chondrosarcomas. The reported local control rates are 54 % for osteosarcomas and 49 % for chondrosarcomas after neutron irradiation; the corresponding values are 21 % and 33 % respectively after photon irradiation. For locally extended prostatic adenocarcinoma, the superiority of mixed schedule (neutrons + photons) was demonstrated by a RTOG randomized trial (local control rates 77% for mixed schedule compared to 31 % for photons). Neutrons were also shown to be useful for palliative treatment of melanomas. Further studies are needed in order to definitively evaluate the benefit of fast neutrons for other localisations such as uterine cervix, bladder, and rectum.