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3.
Lasers Med Sci ; 34(6): 1053-1062, 2019 Aug.
Article in English | MEDLINE | ID: mdl-30729351

ABSTRACT

Review effectiveness of low-level laser therapy (LLLT) in the curative treatment of oral mucositis (OM) in patients receiving cancer therapy. A systematic review with meta-analysis was performed using Medline, Embase, and Cochrane Library databases according to PRISMA guidelines, to identify randomized controlled trials (RCT) on OM in patients during and/or after cancer therapy and in which the therapeutic approach was LLLT, with wavelengths between 632 and 970 nm. We considered grade of OM as a dichotomous variable (such as an improvement or not in severe OM on the seventh day of therapy), with the analysis of subgroups of adult patients or children and adolescents and as a continuous variable with determination of the time for the complete resolution and the subgroup analysis occurred with the strata of the samples by treatment only with chemotherapy or chemotherapy and radiotherapy. This paper's protocol was registered a priori at https://www.crd.york.ac.uk/PROSPERO . We found five RCT (total of 315 patients) with adequate methodology. LLLT was effective, presenting a 62% risk reduction of severe mucositis on the seventh day of evaluation (RR = 0.38 [95% CI, 0.19-0.75]). When we analyzed subgroups, RR was 0.28 (95% CI 0.17-0.46) in the adult studies and 0.90 (95% CI, 0.46-1.78) in the studies with children and adolescents. We demonstrated a mean reduction of 4.21 days in the time of complete resolution of OM (CI - 5.65 to - 2.76) in favor of LLLT. There is moderate evidence that LLLT is effective in resolving OM lesions in adult patients undergoing cancer therapy. LLLT demonstrates potential for decreasing the resolution time of OM lesions by approximately 4.21 days.


Subject(s)
Low-Level Light Therapy , Mouth Neoplasms/complications , Mouth Neoplasms/radiotherapy , Stomatitis/complications , Stomatitis/radiotherapy , Adult , Child , Humans , Low-Level Light Therapy/adverse effects , Mouth Neoplasms/pathology , Pain Management , Publication Bias , Risk Factors , Severity of Illness Index , Stomatitis/pathology , Treatment Outcome
4.
Rev. bras. cancerol ; 64(2): 203-208, abr-jun 2018.
Article in English | LILACS | ID: biblio-1006565

ABSTRACT

Introduction: Filgrastim, which plays a key role in peripheral blood progenitor cell (PBPC) harvesting, has been available for nearly 25 years, and several filgrastim biosimilars are available. Objective: We assessed whether a biosimilar filgrastim (Filgrastine®) was associated with effective mobilization in patients undergoing PBPC collection for autologous transplantation. Method: We reviewed the charts of patients with multiple myeloma and lymphomas treated at three institutions in Brazil. The primary outcome (mobilization success rate, MSR) was the proportion of patients in the intention-to-treat (ITT) group in whom at least 2 x 106 CD34+cells/Kg were harvested by leukapheresis on days 5 and/or 6. The per-protocol (PP) group comprised patients who received at least 4 days of Filgrastine and had at least one CD34+ count on days 5 or 6. Results: The daily dose of Filgrastine (on D1, with few changes thereafter) ranged from 8.5 to 28.9 mcg/Kg in the 52 patients in the ITT group, with a median of 13.8 mcg/Kg; 51 patients received at least four doses. A mean of 2.84±1.97 x 106 CD34+cells/Kg were harvested. MSR was 53.9% (95%CI, 39.5%-67.8%) in the ITT group and 62.2% (95%CI, 46.5%-76.2%) in the 45 patients in the PP group. Mobilization was considered effective by investigators in 80.8% of patients in the ITT group and 88.9% of those in the PP group. Conclusion: Despite the study's observational design, the results suggest that Filgrastine® is associated with the expected success rates in PBPC collection for autologous transplantation.


Introdução: O filgrastim, que desempenha um papel fundamental na coleta de células progenitoras de sangue periférico (CPSP), está disponível há quase 25 anos, e existem vários biossimilares de filgrastim sendo comercializados. Objetivo: Avaliar se um filgrastim biossimilar (Filgrastine®) foi associado com mobilização efetiva em pacientes submetidos à coleta de CPSP para transplante autólogo de medula óssea. Método: Foram revisados os prontuários de pacientes com mieloma múltiplo e linfomas tratados em três instituições no Brasil. O desfecho primário (taxa de sucesso de mobilização) foi a proporção de pacientes na população intenção de tratar (ITT), em que pelo menos 2 x 106 células CD34+/kg foram coletadas por leucaférese nos dias 5 e/ou 6. A população per protocolo (PP) foi composta por pacientes que receberam pelo menos quatro dias de Filgrastine e tiveram pelo menos uma contagem de CD34+ nos dias 5 ou 6. Resultados: A dose diária de Filgrastine (no D1, com pequenas alterações subsequentes) variou de 8,5 a 28,9 mcg/Kg nos 52pacientes na população ITT, com uma mediana de 13,8 mcg/Kg; 51 pacientes receberam pelo menos quatro doses. Uma média de 2,84±1,97 x 106 células CD34+/kg foram coletadas. A taxa de sucesso de mobilização foi de 53,9% (IC 95%, 39,5% a 67,8%) na população ITT e 62,2% (IC 95%, 46,5% a 76,2%) nos 45 pacientes da população PP. A mobilização foi considerada efetiva pelos pesquisadores em 80,8% dos pacientes da população ITT e 88,9% daqueles na população PP. Conclusão: Apesar de sua natureza observacional, este estudo sugere que Filgrastine esteja associado com as taxas de sucesso esperadas na coleta de CPSP para transplante autólogo de medula óssea.


Introducción: El filgrastim, que desempeña un papel fundamental en la colecta de células progenitoras de sangre periférica (CPSP), está disponible desde hace casi 25 años y existen varios biosimilares de filgrastim siendo comercializados. Objetivo: Se evaluó si un filgrastim biosimilar (Filgrastine®) se asoció con una movilización efectiva en pacientes sometidos a la colecta de CPSP para el trasplante autólogo de médula ósea. Método: Se revisaron los prontuarios de pacientes con mieloma múltiple y linfomas tratados en tres instituciones en Brasil. El resultado primario (tasa de éxito de movilización) fue la proporción de pacientes en la población intención de tratar (ITT) en que al menos 2 x 106 células CD34+/kg fueron obtenidas por leucoféresis en los días 5 y/o 6. La población por protocolo (PP) fue compuesta por pacientes que recibieron por lo menos 4 días de Filgrastine y tuvieron al menos un recuento de CD34 + en los días 5 o 6. Resultados: La dosis diaria de Filgrastine (en el D1, con pequeños cambios subsiguientes) varió de 8, 5 a 28,9 mcg/Kg en los 52 pacientes en la población ITT, con una mediana de 13,8 mcg / Kg; 51 pacientes recibieron al menos cuatro dosis. Se obtuvo una media de 2,84±1,97 x 106 células CD34+/kg. La tasa de éxito de movilización fue del 53,9% (IC 95%, 39,5% a 67,8%) en la población ITT y el 62,2% (IC 95%, 46,5% a 76,2%), en los 45 pacientes de la población PP. La movilización fue considerada efectiva por los investigadores en el 80,8% de los pacientes de la población ITT y el 88,9% de aquellos en la población PP. Conclusión: A pesar de su naturaleza observacional, este estudio sugiere que Filgrastine está asociado con las tasas de éxito esperadas en la recolección de CPSP para trasplante autólogo de médula ósea.


Subject(s)
Humans , Male , Female , Adult , Middle Aged , Aged , Hematopoietic Stem Cell Mobilization , Filgrastim/administration & dosage , Lymphoma/therapy , Multiple Myeloma/therapy , Transplantation, Autologous , Receptors, Granulocyte Colony-Stimulating Factor , Biosimilar Pharmaceuticals
5.
Rev. AMRIGS ; 40(1): 8-13, jan.-mar. 1996. tab
Article in Portuguese | LILACS | ID: lil-191252

ABSTRACT

Säo descritas as características dos recém-nascidos com Síndrome de Down no HCPA entre junho 1988 e março de 1995 com relacao a frequencia de achados fenotipicos, perfil citogenetico e fatores de risco, usando controles contemporaneos. A incidencia de Sindrome de Down no HCPA foi de 2,21 por 1000 nascimentos. As caracteristicas mais frequentes foram: fendas palpebrais obliquas, hipotonia muscular, perfil facial achatado, epicanto, clinodactilia e prega simiesca. Os casos foram significativamente diferentes dos controles com relacao a peso ao nascer, idade da mae e do pai e apresentacao ao parto. Dos 39 casos que realizaram cariotipagem, 33 eram trissomias livres, 4 translocacoes e 2 mosaicos. Os dados da casuistica do HCPA sao condizentes com a literatura em relacao ao perfil citogenetico, caracteristicas fenotipicas e fatores associados. O conhecimento das caracteristicas semiologicas mais frequentes na populacao local e importante para realizar um rastreamento adequado


Subject(s)
Humans , Infant, Newborn , Down Syndrome/epidemiology , Chromosome Aberrations/genetics , Genetic Counseling
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