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1.
J Bone Miner Res ; 30(1): 3-23, 2015 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-25414052

RESUMO

This work provides a systematic review of the literature from January 2003 to April 2014 pertaining to the incidence, pathophysiology, diagnosis, and treatment of osteonecrosis of the jaw (ONJ), and offers recommendations for its management based on multidisciplinary international consensus. ONJ is associated with oncology-dose parenteral antiresorptive therapy of bisphosphonates (BP) and denosumab (Dmab). The incidence of ONJ is greatest in the oncology patient population (1% to 15%), where high doses of these medications are used at frequent intervals. In the osteoporosis patient population, the incidence of ONJ is estimated at 0.001% to 0.01%, marginally higher than the incidence in the general population (<0.001%). New insights into the pathophysiology of ONJ include antiresorptive effects of BPs and Dmab, effects of BPs on gamma delta T-cells and on monocyte and macrophage function, as well as the role of local bacterial infection, inflammation, and necrosis. Advances in imaging include the use of cone beam computerized tomography assessing cortical and cancellous architecture with lower radiation exposure, magnetic resonance imaging, bone scanning, and positron emission tomography, although plain films often suffice. Other risk factors for ONJ include glucocorticoid use, maxillary or mandibular bone surgery, poor oral hygiene, chronic inflammation, diabetes mellitus, ill-fitting dentures, as well as other drugs, including antiangiogenic agents. Prevention strategies for ONJ include elimination or stabilization of oral disease prior to initiation of antiresorptive agents, as well as maintenance of good oral hygiene. In those patients at high risk for the development of ONJ, including cancer patients receiving high-dose BP or Dmab therapy, consideration should be given to withholding antiresorptive therapy following extensive oral surgery until the surgical site heals with mature mucosal coverage. Management of ONJ is based on the stage of the disease, size of the lesions, and the presence of contributing drug therapy and comorbidity. Conservative therapy includes topical antibiotic oral rinses and systemic antibiotic therapy. Localized surgical debridement is indicated in advanced nonresponsive disease and has been successful. Early data have suggested enhanced osseous wound healing with teriparatide in those without contraindications for its use. Experimental therapy includes bone marrow stem cell intralesional transplantation, low-level laser therapy, local platelet-derived growth factor application, hyperbaric oxygen, and tissue grafting.


Assuntos
Mandíbula , Anticorpos Monoclonais Humanizados/efeitos adversos , Anticorpos Monoclonais Humanizados/uso terapêutico , Infecções Bacterianas/imunologia , Osteonecrose da Arcada Osseodentária Associada a Difosfonatos/diagnóstico , Osteonecrose da Arcada Osseodentária Associada a Difosfonatos/diagnóstico por imagem , Osteonecrose da Arcada Osseodentária Associada a Difosfonatos/etiologia , Osteonecrose da Arcada Osseodentária Associada a Difosfonatos/imunologia , Osteonecrose da Arcada Osseodentária Associada a Difosfonatos/terapia , Tomografia Computadorizada de Feixe Cônico , Consenso , Denosumab , Difosfonatos/efeitos adversos , Difosfonatos/uso terapêutico , Humanos , Macrófagos/imunologia , Macrófagos/patologia , Mandíbula/diagnóstico por imagem , Mandíbula/imunologia , Monócitos/imunologia , Monócitos/patologia , Osteoporose/diagnóstico , Osteoporose/diagnóstico por imagem , Osteoporose/tratamento farmacológico , Osteoporose/imunologia , Receptores de Antígenos de Linfócitos T gama-delta/imunologia , Fatores de Risco , Linfócitos T/imunologia , Linfócitos T/patologia
2.
J Cutan Med Surg ; 18(3): 195-9, 2014.
Artigo em Inglês | MEDLINE | ID: mdl-24800708

RESUMO

BACKGROUND: The use of systemic corticosteroids is discouraged in major psoriasis treatment guidelines. PURPOSE: Our objective was to assess how often systemic corticosteroids are prescribed for psoriasis and trends in their use over time. METHODS: We used National Ambulatory Medical Care Survey (NAMCS) data to determine the systemic medications prescribed for psoriasis from 1989 to 2010. We confirmed the findings by analysis of 2003-2007 MarketScan Medicaid data. RESULTS: Systemic corticosteroids were prescribed at 650,000 (95% CI 380,000-920,000) of 21,000,000 psoriasis visits; 93% of these visits were to dermatologists. Of the top nine systemic medications listed at psoriasis visits, three of them were corticosteroids. Corticosteroids were the second most commonly prescribed systemic medication for psoriasis. No significant change in the use of systemic corticosteroids for psoriasis over time was observed (p  =  .27). In the MarketScan data, prednisone was prescribed more commonly than either methotrexate or etanercept. LIMITATIONS: Corticosteroid doses and the length of treatment were not recorded in the NAMCS data. CONCLUSIONS: Systemic corticosteroids are among the most common systemic treatments used for psoriasis despite current guidelines. Data are acutely needed on the risks and benefits so that physicians and patients can make evidence-based decisions about their use.


Assuntos
Glucocorticoides/uso terapêutico , Padrões de Prática Médica/estatística & dados numéricos , Psoríase/tratamento farmacológico , Algoritmos , Pesquisas sobre Atenção à Saúde , Humanos , Estados Unidos
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