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1.
BMC Urol ; 21(1): 47, 2021 Mar 27.
Artigo em Inglês | MEDLINE | ID: mdl-33773592

RESUMO

BACKGROUND: Existing evidence suggests that there is an association between body size and prevalent Benign Prostatic Hyperplasia (BPH)-related outcomes and nocturia. However, there is limited evidence on the association between body size throughout the life-course and incident BPH-related outcomes. METHODS: Our study population consisted of men without histories of prostate cancer, BPH-related outcomes, or nocturia in the intervention arm of the Prostate, Lung, Colorectal, and Ovarian Cancer Screening Trial (PLCO) (n = 4710). Associations for body size in early- (age 20), mid- (age 50) and late-life (age ≥ 55, mean age 60.7 years) and weight change with incident BPH-related outcomes (including self-reported nocturia and physician diagnosis of BPH, digital rectal examination-estimated prostate volume ≥ 30 cc, and prostate-specific antigen [PSA] concentration > 1.4 ng/mL) were examined using Poisson regression with robust variance estimation. RESULTS: Men who were obese in late-life were 25% more likely to report nocturia (Relative Risk (RR): 1.25, 95% Confidence Interval (CI): 1.11-1.40; p-trendfor continuous BMI < 0.0001) and men who were either overweight or obese in late-life were more likely to report a prostate volume ≥ 30 cc (RRoverweight: 1.13, 95% CI 1.07-1.21; RRobese: 1.10, 95% CI 1.02-1.19; p-trendfor continuous BMI = 0.017) as compared to normal weight men. Obesity at ages 20 and 50 was similarly associated with both nocturia and prostate volume ≥ 30 cc. Considering trajectories of body size, men who were normal weight at age 20 and became overweight or obese by later-life had increased risks of nocturia (RRnormal to overweight: 1.09, 95% CI 0.98-1.22; RRnormal to obese: 1.28, 95% CI 1.10-1.47) and a prostate volume ≥ 30 cc (RRnormal to overweight: 1.12, 95% CI 1.05-1.20). Too few men were obese early in life to examine the independent effect of early-life body size. Later-life body size modified the association between physical activity and nocturia. CONCLUSIONS: We found that later-life body size, independent of early-life body size, was associated with adverse BPH outcomes, suggesting that interventions to reduce body size even late in life can potentially reduce the burden of BPH-related outcomes and nocturia.


Assuntos
Tamanho Corporal , Noctúria/epidemiologia , Hiperplasia Prostática/epidemiologia , Fatores Etários , Humanos , Masculino , Pessoa de Meia-Idade
2.
Clin Exp Dermatol ; 46(5): 888-895, 2021 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-33544444

RESUMO

BACKGROUND: Psoriasis is a long-term skin condition associated with considerable life impairment. Extensive literature regarding the needs of patients with psoriasis is not translated into clinical practice. AIM: To explore and communicate the experience of living with psoriasis and interacting with healthcare professionals (HCPs). METHODS: In total, 21 patients attending a tertiary adult psoriasis service were interviewed individually. Interviews were recorded and transcribed, then the transcripts were examined and thematic analyses and qualitative content analysis performed. The results were communicated via a short film. RESULTS: Three key themes were identified: comparison with cancer, misalignment of response with need and fear of social exclusion. Cancer comparison subthemes included poorer services, lack of awareness and trivialization of psoriasis compared with cancer. Misalignment subthemes related to lack of knowledge and inappropriate response of HCPs and society towards psoriasis. Fear of social exclusion subthemes included erroneous belief of psoriasis being contagious and the expectation of rejection. Consequent emotions of fear, shame and anxiety resulted in avoidant behaviours, which perpetuated social exclusion. Participants valued active listening, shared decision-making and communication of hope regarding treatment by HCPs. CONCLUSION: Despite extensive research into psoriasis and the availability of effective treatment for many patients, people with psoriasis live unnecessarily impaired lives and have unsatisfactory healthcare experiences. Storytelling techniques provide a method to communicate scientific information in a way that may drive change in delivery of healthcare and improve the lives of patients.


Assuntos
Terapia Comportamental/métodos , Neoplasias/psicologia , Psoríase/psicologia , Psoríase/terapia , Pele/patologia , Adulto , Ansiedade/psicologia , Atitude do Pessoal de Saúde , Aprendizagem da Esquiva , Comunicação , Tomada de Decisão Compartilhada , Estudos de Avaliação como Assunto , Feminino , Pessoal de Saúde/psicologia , Humanos , Entrevistas como Assunto , Acontecimentos que Mudam a Vida , Masculino , Pessoa de Meia-Idade , Relações Profissional-Paciente/ética , Qualidade de Vida/psicologia , Isolamento Social/psicologia , Teste de Apercepção Temática/estatística & dados numéricos
3.
Prostate Cancer Prostatic Dis ; 18(3): 264-9, 2015 Sep.
Artigo em Inglês | MEDLINE | ID: mdl-25939516

RESUMO

BACKGROUND: Biopsies performed for elevated serum PSA often show inflammatory infiltrates. However, the influence of intraprostatic inflammation on serum PSA in men without biopsy indication and negative for prostate cancer has not been described in detail. METHODS: We studied 224 men in the placebo arm of the Prostate Cancer Prevention Trial (PCPT) who underwent end-of-study biopsy per trial protocol, had PSA <4 ng ml(-1), normal digital rectal examination and a biopsy negative for cancer. We analyzed data from hematoxylin and eosin-stained slides containing a mean of three biopsy cores. Inflammation measures included the extent (percentage of tissue area with inflammation) and intensity (product of scores for extent and grade) of total, acute and chronic inflammation in the entire tissue area examined, and by tissue compartment. We calculated median measures of inflammation by prebiopsy serum PSA tertile (>0 to ≤0.8, >0.8 to ≤1.5 and >1.5 to <4.0 ng ml(-1)). We estimated the association between percentage of tissue area with inflammation and natural logarithm of PSA using linear regression adjusting for age at biopsy. RESULTS: Median percentage of tissue area with inflammation increased from 2 to 5 to 9.5% across PSA tertiles (P-trend <0.0001). For every 5% increase in tissue area with inflammation, log PSA increased by 0.061 ng ml(-1) (P=0.0002). Median extent and intensity scores increased across PSA tertiles in luminal and intraepithelial compartments for acute inflammation and in stromal and intraepithelial compartments for chronic inflammation (all P-trend ≤0.05). CONCLUSIONS: In men without clinical suspicion of prostate cancer, greater overall inflammation, luminal and intraepithelial acute inflammation and stromal and intraepithelial chronic inflammation were associated with higher serum PSA.


Assuntos
Inflamação/patologia , Antígeno Prostático Específico/sangue , Próstata/patologia , Neoplasias da Próstata/sangue , Neoplasias da Próstata/patologia , Idoso , Idoso de 80 Anos ou mais , Biópsia , Estudos de Casos e Controles , Estudos Transversais , Humanos , Masculino , Pessoa de Meia-Idade , Fatores de Risco
4.
Heart Lung Circ ; 23(8): 737-42, 2014 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-24721158

RESUMO

BACKGROUND: Coronary heart disease (CHD) places a major burden on the Australian health care system. Determining the likelihood of CHD in a patient presenting with chest pain can be particularly difficult in a remote setting where access to transportation and specialised investigations including myocardial stress studies and coronary angiography can be difficult and delayed. The objective is to develop a predictive model for determining the risk of CHD, including the value of high sensitivity C-reactive protein (hsCRP), in patients presenting with chest pain with a particular emphasis on resources and information likely to be available in a remote primary health care setting. METHODS: A prospective, cross-sectional observational study of patients with no prior diagnosis of CHD presenting to a specialist chest pain assessment clinic at Cairns Hospital from November 2012 to May 2013. RESULTS: Out of the 163 participants included in the study analyses, a total of 38 were classified as CHD likely (23.3% (95% CI 17.1-30.6)). Logistic regression modelling identified two factors that were independently associated with likely CHD, namely the presence of typical chest pain (OR 83.7 (95% CI 21.7-322.1)) and an abnormal baseline ECG (OR 12.8 (95% CI 1.9-86.0)). CONCLUSION: In this study, it was demonstrated that the presence of typical chest pain and an abnormal resting ECG, remain the cornerstone of predicting a subsequent diagnosis of CHD. This information is easily accessible in remote primary health care and should be utilised to expedite assessment in patients presenting with symptoms suggestive of CHD.


Assuntos
Proteína C-Reativa/metabolismo , Dor no Peito , Doença das Coronárias , Estudos Transversais , Eletrocardiografia , Adulto , Idoso , Austrália , Dor no Peito/sangue , Dor no Peito/diagnóstico , Dor no Peito/fisiopatologia , Doença das Coronárias/sangue , Doença das Coronárias/diagnóstico , Doença das Coronárias/fisiopatologia , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Valor Preditivo dos Testes , Estudos Prospectivos
5.
Curr Oncol ; 19(1): 12-5, 2012 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-22328836
6.
Br J Cancer ; 105(5): 602-5, 2011 Aug 23.
Artigo em Inglês | MEDLINE | ID: mdl-21792196

RESUMO

BACKGROUND: We investigated prostate involvement during sexually transmitted infections by measuring serum prostate-specific antigen (PSA) as a marker of prostate infection, inflammation, and/or cell damage in young, male US military members. METHODS: We measured PSA before and during infection for 299 chlamydia, 112 gonorrhoea, and 59 non-chlamydial, non-gonococcal urethritis (NCNGU) cases, and 256 controls. RESULTS: Chlamydia and gonorrhoea, but not NCNGU, cases were more likely to have a large rise (40%) in PSA than controls (33.6%, 19.1%, and 8.2% vs 8.8%, P<0.0001, 0.021, and 0.92, respectively). CONCLUSION: Chlamydia and gonorrhoea may infect the prostate of some infected men.


Assuntos
Antígeno Prostático Específico/sangue , Próstata/fisiologia , Infecções Sexualmente Transmissíveis/etiologia , Adulto , Estudos de Casos e Controles , Infecções por Chlamydia/sangue , Infecções por Chlamydia/epidemiologia , Gonorreia/sangue , Gonorreia/epidemiologia , Humanos , Masculino , Militares/estatística & dados numéricos , Concentração Osmolar , Próstata/microbiologia , Próstata/patologia , Antígeno Prostático Específico/análise , Infecções Sexualmente Transmissíveis/sangue , Infecções Sexualmente Transmissíveis/epidemiologia , Infecções Sexualmente Transmissíveis/transmissão
7.
Int J Sports Med ; 30(8): 602-6, 2009 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-19301218

RESUMO

This study aimed to analyse the effect of age on muscle peak torque (PT), and Hamstring (H): Quadricep (Q) ratio in elite youth footballers. To date, no study has considered age-group playing level and pubertal development in this population. One hundred and fifty-seven elite youth footballers in the age groups U12 to U18 volunteered to participate in this study, 133 of these were further grouped for pubertal development. Prior to testing subjects completed separate familiarisation, a three minute cycle ergometer warm up (resistance 50-60W), and two sub-maximal repetitions. Concentric and eccentric isokinetic PT measures for reps 2-4 of H and Q muscle action were taken at 60 degrees s (-1). From this, conventional and functional H: Q ratio was calculated along with dominant: non dominant ratio for the concentric Q and H, and eccentric H conditions. Significant main effects were observed for the age/pubertal development group and PT in all muscles and conditions (P<0.05). Of particular interest was a significant main effect for age and Functional H: Q (P<0.05), which suggested a move away from equality at U18. Our study provides normative data for coaches, trainers and clinicians working with youth footballers and may also have connotations for injury prevention and performance.


Assuntos
Traumatismos da Perna/prevenção & controle , Contração Muscular/fisiologia , Músculo Esquelético/fisiologia , Puberdade , Maturidade Sexual/fisiologia , Futebol/fisiologia , Coxa da Perna/fisiologia , Adolescente , Fatores Etários , Análise de Variância , Estudos Transversais , Inglaterra , Humanos , Traumatismos da Perna/etiologia , Dinamômetro de Força Muscular , Músculo Esquelético/lesões , Inquéritos e Questionários , Coxa da Perna/lesões , Torque
8.
Curr Oncol ; 15 Suppl 2: s74-7, 2008 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-18769585

RESUMO

The burden of cancer continues to increase globally, with substantial personal, societal, and economic consequences. Population growth and aging underlie this increase-a reflection of the effect of population health interventions in the last two centuries. Much of this gain has come through observation, derivation of evidence, and rigorous application of valid science to the public, both healthy and affected by diseases such as cancer. Increasingly, molecular medicine will affect the knowledge of cause and the personalization of therapy. However, science informs the decision-making process and places evidence within the beliefs of individuals and society as they relate to innovation, judgment, and values-the "logic" underlying alignment of conventional and complementary (holistic) care as a basis for compelling, consistent, and confident decisions.

9.
QJM ; 99(7): 437-43, 2006 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-16793846

RESUMO

BACKGROUND: Data on the contemporary mortality of coronary heart disease (CHD) are surprisingly sparse. AIM: To describe the contemporary mortality of all manifestations of CHD. DESIGN: Prospective follow-up of patients with a first presentation of CHD in a defined population. METHODS: We studied 537 patients with a first presentation of acute myocardial infarction, unstable angina or new exertional angina in Bromley Health Authority, London (population 295,000). Patients were prospectively monitored for cardiac and non-cardiac mortality for a median of 6 years. RESULTS: During a median 6 years follow-up, there were 88 (16%) deaths. Survival free from cardiac death was not significantly different between unstable angina (92%) and new exertional angina (94%), but was lower for acute myocardial infarction (84%). DISCUSSION: Mortality from CHD appears to be falling. However, efforts to prevent myocardial infarction should continue to be a priority, because on-going early mortality remains high. New exertional angina should be diagnosed and managed promptly, as its mortality is similar to that of unstable angina.


Assuntos
Angina Instável/mortalidade , Angina Microvascular/mortalidade , Infarto do Miocárdio/mortalidade , Adulto , Idoso , Feminino , Humanos , Londres/epidemiologia , Masculino , Pessoa de Meia-Idade , Estudos Prospectivos
11.
Heart ; 85(5): 533-8, 2001 May.
Artigo em Inglês | MEDLINE | ID: mdl-11303005

RESUMO

OBJECTIVE: To develop and test a cardiac prevention and rehabilitation programme for achieving sustained lifestyle, risk factor, and therapeutic targets in patients presenting for the first time with exertional angina, acute coronary syndromes, or coronary revascularisation. DESIGN: A descriptive study. SETTING: A hospital based 12 week outpatient programme. INTERVENTIONS: A multiprofessional family based programme of lifestyle and risk factor modification. MAIN OUTCOME MEASURES: Non-smoking status, body mass index, blood pressure, plasma cholesterol, use of prophylactic drugs. RESULTS: 158 patients (82% of 194 possible cases) were recruited over 15 months, with 72% completing the programme. Targets for achieving non-smoking status, blood pressure < 140/90 mm Hg, and total cholesterol < 4.8 mmol/l were achieved in 92%, 73%, and 62%, respectively, and the proportion on aspirin, beta blockers, and lipid lowering treatment was 95%, 58%, and 64% on referral back to general practice for continuing care. CONCLUSIONS: A comprehensive cardiac prevention and rehabilitation programme can be offered to all patients presenting for the first time with coronary heart disease, including those with exertional angina who are normally managed in primary care. Lifestyle, risk factor, and therapeutic targets can be successfully achieved in most patients with such a hospital based programme.


Assuntos
Doença das Coronárias/prevenção & controle , Promoção da Saúde/métodos , Estilo de Vida , Adulto , Idoso , Idoso de 80 Anos ou mais , Assistência Ambulatorial/métodos , Pressão Sanguínea , Índice de Massa Corporal , Doença das Coronárias/fisiopatologia , Doença das Coronárias/reabilitação , Inglaterra , Feminino , Seguimentos , Comportamentos Relacionados com a Saúde , Humanos , Masculino , Pessoa de Meia-Idade , Cooperação do Paciente , Avaliação de Programas e Projetos de Saúde , Fatores de Risco , Abandono do Hábito de Fumar , Resultado do Tratamento
12.
Int J Cancer ; 87(1): 110-7, 2000 Jul 01.
Artigo em Inglês | MEDLINE | ID: mdl-10861460

RESUMO

There are few published estimates of the risk of developing breast or ovarian cancer in women with a strong family history of ovarian cancer. As these women commonly present to family cancer clinics, accurate cancer risk estimates are needed. We have estimated these risks in women from families with 2 or more confirmed ovarian cancers in first-degree relatives using data from the UKCCCR Familial Ovarian Cancer Register. The number of cancers observed in more than 10,000 person years of follow-up was compared with the number expected based on national-, age-, sex- and period-specific incidence rates. The relative risk of ovarian cancer was found to be 7.18 (95% CI 3.82-12.3), declining from 16.0 (6.40-32.9) in women under 50 to 4.38 (1.60-9.52) in women 50 years of age and older. For breast cancer, the relative risk for women under 50 was 3.74 (2.04-6. 28) and 1.79 (1.02-2.90) for women 50 years of age and older (average RR 2.36, 1.59-3.37). These correspond to absolute risks by age 70 of 11% for ovarian cancer and 15% for breast cancer. When the analyses were restricted to families that had been negative for mutations in the breast/ovarian cancer susceptibility genes, BRCA1 and BRCA2, the ovarian cancer risk was 11.59 (3.12-29.7) and that of breast cancer 3.32 (1.52-6.31). As well as having clinical relevance, our finding may suggest that other breast/ovarian cancer genes are segregating in these families, though the possibility of undetected BRCA1/2 mutations must also be considered.


Assuntos
Neoplasias da Mama/genética , Predisposição Genética para Doença , Neoplasias Ovarianas/genética , Fatores Etários , Idoso , Proteína BRCA2 , Neoplasias da Mama/diagnóstico , Neoplasias da Mama/epidemiologia , Saúde da Família , Feminino , Genes BRCA1/genética , Humanos , Pessoa de Meia-Idade , Mutação , Proteínas de Neoplasias/genética , Neoplasias Ovarianas/diagnóstico , Neoplasias Ovarianas/epidemiologia , Sistema de Registros , Risco , Fatores de Transcrição/genética
14.
Eur J Cancer ; 35(1): 73-8, 1999 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-10211091

RESUMO

The aim of this study was to assess the relationship between radiation therapy (RT) and treatment-related mortality in patients receiving high-dose chemotherapy (HDCT) and autologous bone marrow transplantation (ABMT) for recurrent/refractory Hodgkin's disease (HD). Between December 1986 and December 1992, 59 patients previously treated at the Princess Margaret Hospital underwent HDCT (etoposide 60 mg/kg, melphalan 160 mg/m2) and ABMT, performed for refractory (13 patients) or relapsed (46 patients) HD. RT was incorporated in the salvage treatment with the intent to achieve complete control of disease prior to ABMT. RT was given before ABMT in 33 patients, and after ABMT in 4 patients. Treatment-related (TR) mortality was defined as any death occurring within 100 days of ABMT. Autopsies were performed for all patients with TR deaths. With a median follow-up of 4.6 years (range 1.2-7.4 years), the actuarial overall survival was 41% +/- 14% at 5 years. We observed 37 deaths, and 10 of these were TR deaths. Among the 24 patients who received thoracic RT before ABMT, there were 8 TR deaths, 3 of these solely attributable to radiation pneumonitis. The remaining 5 TR deaths all had respiratory failure with complicating sepsis as a major medical problem. The interval from RT to ABMT was shorter for 8 patients dying of TR death (mean 37 days; range 0-103 days), than for the 16 survivors (mean 105 days; range 0-263 days) (P = 0.026). Among 9 patients with ABMT within 50 days of thoracic RT, 6 had TR death. In contrast, among the 35 patients without thoracic RT (26 no RT, 9 non-thoracic RT), there were only 2 TR deaths. The 4 patients treated with mantle RT post-ABMT had no serious pulmonary complications. The use of thoracic RT before HDCT and ABMT was associated with a high post-transplant mortality rate. It was most evident in patients who received thoracic RT within 50 days prior to ABMT, or when the target volume included large volume of lung. We recommend that the use of post-transplant RT be investigated to decrease TR mortality.


Assuntos
Transplante de Medula Óssea/métodos , Doença de Hodgkin/terapia , Adolescente , Adulto , Protocolos de Quimioterapia Combinada Antineoplásica/uso terapêutico , Transplante de Medula Óssea/efeitos adversos , Doença Crônica , Terapia Combinada , Etoposídeo/administração & dosagem , Feminino , Seguimentos , Doença de Hodgkin/tratamento farmacológico , Doença de Hodgkin/radioterapia , Humanos , Masculino , Melfalan/administração & dosagem , Pessoa de Meia-Idade , Prognóstico , Radioterapia/efeitos adversos , Recidiva , Análise de Sobrevida , Transplante Autólogo
15.
Hematol Oncol ; 17(4): 137-48, 1999 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-10725869

RESUMO

The clinicopathologic features of anaplastic large cell lymphoma (ALCL) are reviewed. ALCL is a heterogeneous group of tumours, and histologic examination alone is not adequate in providing useful prognostic information. However, using a combination of clinical, phenotypic, and genotypic features, several distinct clinicopathologic entities have been identified. A subset of ALCL as presently defined is characterized by a balanced translocation, t(2;5)(p23;q35), resulting in a novel fusion protein (NPM-ALK) that can be readily detected by immunohistochemical methods using antibodies against the ALK protein. Detection of ALK protein, along with other methods for demonstrating the t(2;5), has assisted in identifying a distinct biologic entity within the heterogeneous group of ALCL with significant prognostic implications. It is important to separate these from cases of ALK-negative ALCL, which have a poorer prognosis, and cases of primary cutaneous ALCL, which have an excellent prognosis.


Assuntos
Linfoma Difuso de Grandes Células B/patologia , Adolescente , Adulto , Idade de Início , Idoso , Antígenos de Neoplasias/análise , Protocolos de Quimioterapia Combinada Antineoplásica/uso terapêutico , Cromossomos Humanos Par 2/genética , Cromossomos Humanos Par 2/ultraestrutura , Cromossomos Humanos Par 5/genética , Cromossomos Humanos Par 5/ultraestrutura , Doxorrubicina/administração & dosagem , Feminino , Humanos , Imunofenotipagem , Linfoma Difuso de Grandes Células B/classificação , Linfoma Difuso de Grandes Células B/tratamento farmacológico , Linfoma Difuso de Grandes Células B/epidemiologia , Linfoma Difuso de Grandes Células B/genética , Linfoma Difuso de Grandes Células B/radioterapia , Masculino , Pessoa de Meia-Idade , Proteínas de Neoplasias/análise , Proteínas de Neoplasias/genética , Células-Tronco Neoplásicas/patologia , Proteínas de Fusão Oncogênica/análise , Proteínas de Fusão Oncogênica/genética , Prognóstico , Proteínas Tirosina Quinases/análise , Proteínas Tirosina Quinases/genética , Neoplasias Cutâneas/tratamento farmacológico , Neoplasias Cutâneas/epidemiologia , Neoplasias Cutâneas/genética , Neoplasias Cutâneas/patologia , Neoplasias Cutâneas/radioterapia , Translocação Genética/genética
16.
Br J Cancer ; 77(8): 1300-10, 1998 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-9579837

RESUMO

A comprehensive survey of late effects (physical, social and reproductive) following treatment at a single institution for early stage Hodgkin's disease (HD) was performed. A total of 611 patients with stage I and II HD treated between 1973 and 1984 were reviewed; 460 were alive and were mailed a self-reported questionnaire. A total of 363 (79%) replies were received. Twenty patients died of second malignancy, 14 of heart disease and nine from respiratory disease. There were 37 cases of second malignancy [relative risk (RR) 2.2, absolute excess risk (AR) 35.8]. The 15-year incidence of heart disease was 11% and there were nine myocardial infarction deaths (RR 1.55, AR 5.4). Twenty-eight (8%) respondents stated that their career had been greatly interfered with, 53 (14.5%) perceived financial loss. Sexual activity was disrupted in 25.8%. In total, 56 men had fathered 112 pregnancies. Of 171 women, 40.3% became pregnant, resulting in 92 live births. A total of 43 men and 16 women had sought medical advice with regard to infertility.


Assuntos
Cardiopatias/etiologia , Doença de Hodgkin/terapia , Segunda Neoplasia Primária/etiologia , Transtornos Respiratórios/etiologia , Doença Aguda , Adolescente , Adulto , Idoso , Idoso de 80 Anos ou mais , Terapia Combinada , Feminino , Cardiopatias/mortalidade , Doença de Hodgkin/complicações , Humanos , Masculino , Pessoa de Meia-Idade , Segunda Neoplasia Primária/mortalidade , Gravidez , Transtornos Respiratórios/mortalidade , Estudos Retrospectivos , Fatores Socioeconômicos , Inquéritos e Questionários , Taxa de Sobrevida
17.
Cancer ; 82(2): 375-88, 1998 Jan 15.
Artigo em Inglês | MEDLINE | ID: mdl-9445196

RESUMO

BACKGROUND: The aim of this study was to determine the prognostic factors for local failure and cause specific survival in differentiated thyroid carcinoma and the impact of surgery, radioiodine, and external beam radiation therapy (RT) when used as part of the initial management. METHODS: The authors reviewed the records of 382 patients with differentiated thyroid carcinoma (papillary, 262; follicular, 120) managed at the Princess Margaret Hospital (PMH) between 1958 and 1985. There were 220 patients with Stage I or II, 102 with Stage III, and 33 with Stage IV disease (according to 1987 staging criteria of the International Union Against Cancer). The median duration of follow-up was 10.8 years. Potentially important prognostic factors for cause specific survival (CSS) and local relapse free rate (LRFR) were tested by multivariate regression analysis with emphasis on treatment factors. RESULTS: For patients with papillary tumors, the 10-year CSS and overall survival were 93% and 85%, respectively; for those with follicular tumors, they were 69% and 56%. The LRFR for both histologic types were 86% at 10 and 15 years. Age >60 years, tumor size >4 cm, poor differentiation, postoperative presence of macroscopic residual disease, and presence of distant metastasis at presentation were identified in multivariate analysis as statistically significant factors for cause specific death. Age >60, tumor size >4 cm, multifocality, postoperative residuum, lymph node involvement, less extensive surgery (less than near-total thyroidectomy), and the lack of use of radioiodine were significant with regard to locoregional failure. The use of external RT was associated with more advanced local disease. There were no statistically significant differences in CSS or LRFR between patients who received RT and those who did not, even after adjustment for identified prognostic factors. In the subgroup of 155 patients with papillary histology and microscopic residuum, both 10-year CSS (100% vs. 95%, P = 0.038) and LRFR (93% vs. 78%, P = 0.01) were higher for patients given RT than for those not given RT. The 33 patients with macroscopic residual disease who received postoperative RT had a 5-year LRFR of 62% and CSS of 65%. CONCLUSIONS: The prognostic factors for differentiated thyroid carcinoma have been clearly identified. Initial total thyroid ablation with total thyroidectomy and radioiodine was associated with a lower rate of local relapse, although CSS was unaffected. Many patients at risk for local recurrence received postoperative RT, which did not significantly affect the risk of local relapse or CSS in the entire group. A beneficial effect of RT was demonstrated in the subgroup of patients with papillary tumors and microscopic residuum. Patients with postoperative macroscopic residual disease appeared to benefit from RT (with or without radioiodine). A Phase III trial involving patients at high risk for local recurrence is required to assess the potential benefit of RT.


Assuntos
Adenocarcinoma Folicular/cirurgia , Carcinoma Papilar/cirurgia , Radioisótopos do Iodo/uso terapêutico , Compostos Radiofarmacêuticos/uso terapêutico , Neoplasias da Glândula Tireoide/cirurgia , Tireoidectomia/métodos , Adenocarcinoma Folicular/patologia , Adenocarcinoma Folicular/radioterapia , Adenocarcinoma Folicular/secundário , Adulto , Fatores Etários , Carcinoma Papilar/patologia , Carcinoma Papilar/radioterapia , Carcinoma Papilar/secundário , Causas de Morte , Ensaios Clínicos Fase III como Assunto , Intervalo Livre de Doença , Feminino , Seguimentos , Humanos , Metástase Linfática/patologia , Masculino , Pessoa de Meia-Idade , Análise Multivariada , Recidiva Local de Neoplasia/patologia , Estadiamento de Neoplasias , Neoplasia Residual/patologia , Prognóstico , Análise de Regressão , Estudos Retrospectivos , Fatores de Risco , Taxa de Sobrevida , Neoplasias da Glândula Tireoide/patologia , Neoplasias da Glândula Tireoide/radioterapia , Resultado do Tratamento
18.
Cancer ; 79(7): 1422-7, 1997 Apr 01.
Artigo em Inglês | MEDLINE | ID: mdl-9083165

RESUMO

BACKGROUND: Despite the excellent outcome for patients with early stage Hodgkin's disease, late relapses do occur. The recognition of the pattern and incidence of late relapse and subsequent outcome is more important to ensure the provision of optimal care of patients with early stage Hodgkin's disease. METHODS: A review of 731 patients with clinical stage (CS) I and II Hodgkin's disease treated at Princess Margaret Hospital over a 19-year period was undertaken to examine the characteristics of patients who relapsed more than 4 years after the commencement of initial therapy (late relapse). RESULTS: The actuarial survival for all patients was 76% at 10 years and disease free survival was 65%. There were 206 patients with relapse, and in 35 patients the relapse occurred late (4.0-15.3 years after initial therapy). From the time of relapse the 10-year survival was 46% after early relapse and 68% after late relapse. No prognostic factors predicting specifically for late relapse after treatment for CS I and II Hodgkin's disease were identified in this study, although by multivariate logistic regression analysis there was an increased proportion of large mediastinal masses in the late relapse group. CONCLUSIONS: Late relapse is associated with a better survival than relapse occurring within the first 4 years from the time of diagnosis.


Assuntos
Doença de Hodgkin/terapia , Recidiva Local de Neoplasia , Adolescente , Adulto , Idoso , Intervalo Livre de Doença , Feminino , Doença de Hodgkin/mortalidade , Humanos , Masculino , Pessoa de Meia-Idade , Estadiamento de Neoplasias , Prognóstico , Análise de Regressão , Fatores de Tempo
19.
J Clin Oncol ; 15(4): 1638-45, 1997 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-9193364

RESUMO

PURPOSE: This randomized, prospective trial compares outcomes for patients with advanced Hodgkin's disease treated with mechlorethamine, vincristine, procarbazine, and prednisone (MOPP)/doxorubicin, bleomycin, and vinblastine (ABV) hybrid regimen or alternating MOPP/doxorubicin, bleomycin, vinblastine, and dacarbazine (ABVD). METHODS: Three hundred one patients with advanced Hodgkin's disease were randomized to receive MOPP/ ABV hybrid regimen or alternating MOPP/ABVD after stratification for prior treatment, B symptoms, and treatment center. Eligible patients were either previously untreated and found to have stage IIIB, IVA, or IVB disease or previously treated with wide-field irradiation. Responding patients received a minimum of eight cycles of chemotherapy. Those with residual disease in a localized region received irradiation between the sixth and seventh cycle of treatment. RESULTS: Response rates to the two regimens were similar. Five-year overall survival rates were 81% and 83% for MOPP/ABV hybrid and alternating MOPP/ ABVD, respectively (P = .74; 95% confidence interval [CI] for the difference, -11% to 7%). Five-year failure-free survivals were 71% and 67% for MOPP/ABV hybrid and alternating MOPP/ABVD, respectively (P = .87; 95% CI for the difference, -9% to 17%). Significantly more episodes of febrile neutropenia and stomatitis were observed with the MOPP/ABV hybrid regimen; there was no significant difference in fatal toxicity. Patients with predefined, high-quality partial responses (PR-1s) had results similar to those with complete responses (CRs). Planned subset analysis showed no significant difference in outcome between the two arms of the trial for patients with newly diagnosed disease (5-year failure-free survival rates were 70% for MOPP/ABV hybrid and 59% for alternating MOPP/ABVD; P = .180), but superiority of alternating MOPP/ABVD for patients with prior irradiation (5-year failure-free survival 94% v 73%; P = .017). CONCLUSION: MOPP/ABV hybrid and alternating MOPP/ABVD regimens are equally effective for patients with advanced Hodgkin's disease.


Assuntos
Protocolos de Quimioterapia Combinada Antineoplásica/uso terapêutico , Doença de Hodgkin/tratamento farmacológico , Análise Atuarial , Adolescente , Adulto , Protocolos de Quimioterapia Combinada Antineoplásica/efeitos adversos , Bleomicina/administração & dosagem , Canadá , Dacarbazina/administração & dosagem , Intervalo Livre de Doença , Doxorrubicina/administração & dosagem , Esquema de Medicação , Feminino , Doença de Hodgkin/patologia , Humanos , Masculino , Mecloretamina/administração & dosagem , Pessoa de Meia-Idade , Estadiamento de Neoplasias , Prednisona/administração & dosagem , Procarbazina/administração & dosagem , Análise de Sobrevida , Resultado do Tratamento , Vimblastina/administração & dosagem , Vincristina/administração & dosagem
20.
Ann Oncol ; 7(10): 1043-9, 1996 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-9037363

RESUMO

BACKGROUND: Patients with Hodgkin's disease (HD) and intermediate or high-grade non-Hodgkin's lymphoma (NHL) who fail to achieve a complete remission (CR) with standard induction therapy have a poor prognosis with conventional-dose salvage therapy alone. We examined the role of subsequent intensive therapy and autologous bone marrow transplantation (ABMT) in patients who demonstrated a response to conventional-dose therapy. PATIENTS AND METHODS: Sixty-six patients with either HD (n = 30) or NHL (n = 36) underwent intensive therapy with etoposide (60 mg/kg), intravenous melphalan (160-180 mg/m2) followed by infusion of unpurged autologous bone marrow and/or blood cells. All patients had advanced stage or bulky disease at diagnosis and failed to achieve a CR after an anthracycline-containing front-line chemotherapy regimen (NHL) or ABVD or equivalent regimen (HD). Patients who achieved a CR after involved-field radiotherapy were excluded. All patients demonstrated sensitivity to conventional-dose salvage treatment before advancing to intensive therapy and ABMT. RESULTS: The CR, partial response (PR) and overall response rate (RR) following ABMT for HD patients was 48%, 17% and 65%, respectively. At a median follow-up of 35 months, the predicted three-year overall survival (OS) is 51% (95% CI: 44%-60%) and event-free survival (EFS) is 34% (95% CI: 26%-54%). For patients with NHL, the CR, PR and RR were 68%, 9% and 77%, respectively. At a median follow-up of 28 months, the predicted three-year OS is 51% (95% CI: 35%-66%) and EFS is 39% (95% CI: 21%-57%). CONCLUSIONS: Intensive therapy with etoposide and melphalan followed by ABMT results in prolonged survival in selected patients with lymphoma who fail to achieve a complete remission to front-line chemotherapy. Based on our previous studies of outcome to conventional-dose salvage chemotherapy, we estimate that of all patients failing induction therapy, 28% with HD and 15% with NHL will be event-free at three years after ABMT.


Assuntos
Protocolos de Quimioterapia Combinada Antineoplásica/uso terapêutico , Transplante de Medula Óssea , Doença de Hodgkin/tratamento farmacológico , Linfoma não Hodgkin/tratamento farmacológico , Terapia de Salvação , Condicionamento Pré-Transplante , Adolescente , Adulto , Terapia Combinada , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Taxa de Sobrevida , Transplante Autólogo
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