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1.
BMC Palliat Care ; 20(1): 131, 2021 Aug 25.
Artigo em Inglês | MEDLINE | ID: mdl-34433457

RESUMO

BACKGROUND: To be able to provide high-quality palliative care, there need to be a number of organizational structures available in the nursing homes. It is unclear to what extent such structures are actually present in nursing homes in Europe. We aim to examine structural indicators for quality of palliative care in nursing homes in Europe and to evaluate the differences in terms of availability of and access to palliative care, infrastructure for residents and families, multidisciplinary meetings and quality improvement initiatives. METHODS: A PACE cross-sectional study (2015) of nursing homes in Belgium, England, Finland, Italy, the Netherlands and Poland. Nursing homes (N = 322) were selected in each country via proportional stratified random sampling. Nursing home administrators (N = 305) filled in structured questionnaires on nursing home characteristics. Organization of palliative care was measured using 13 of the previously defined IMPACT structural indicators for quality of palliative care covering four domains: availability of and access to palliative care, infrastructure for residents and families, multidisciplinary meetings and quality improvement initiatives. We calculated structural indicator scores for each country and computed differences in indicator scores between the six countries. Pearson's Chi-square test was used to compute the p-value of each difference. RESULTS: The availability of specialist palliative care teams in nursing homes was limited (6.1-48.7%). In Finland, Poland and Italy, specialist advice was also less often available (35.6-46.9%). Up to 49% of the nursing homes did not provide a dedicated contact person who maintained regular contact with the resident and relatives. The 24/7 availability of opioids for all nursing home residents was low in Poland (37.5%). CONCLUSIONS: This study found a large heterogeneity between countries in the organization of palliative care in nursing homes, although a common challenge is ensuring sufficient structural access to specialist palliative care services. Policymakers and health and palliative care organizations can use these structural indicators to identify areas for improvement in the organization of palliative care.


Assuntos
Enfermagem de Cuidados Paliativos na Terminalidade da Vida , Cuidados Paliativos , Estudos Transversais , Europa (Continente) , Humanos , Casas de Saúde
2.
Tech Coloproctol ; 24(3): 237-245, 2020 03.
Artigo em Inglês | MEDLINE | ID: mdl-32016708

RESUMO

BACKGROUND: Epidemiological studies show an increasing trend of hospitalization for acute diverticulitis (AD), but data regarding the trend in hospitalization for complicated AD in Italy are scarce. The aim of this study was to analyze the Italian trend in hospitalization for complicated AD, from 2008 to 2015. METHODS: Using the Italian Hospital Information System, we identified all patients with complicated colonic AD as a discharge diagnosis. Age- and sex-specific rates for AD as well as type of hospital admission (emergency/elective), type of complication (peritonitis, obstruction, bleeding, abscess, fistula, perforation, sepsis) and type of treatment (medical/surgical), were analyzed. RESULTS: A total of 41,622 patients with a discharge diagnosis of complicated AD were identified. Over the study period the admission rate grew from 8.8 to 11.8 per 100,000 inhabitants. The hospitalization rate was highest for patients ≥ 70 years, but the increase in the admission rate was higher among patients aged ≤ 60 years. There were more males in the group < 60 years and more females in the group ≥ 60 years old. The rate of emergency admissions associated with surgery showed a significant mean annual increase (+ 3.9% per year) in the rate of emergency admissions associated with surgery, whereas elective admissions for surgery remained stable. Peritonitis was the most frequent complication (35.5%). The rate of surgery increased in AD complicated by peritonitis (+ 5.1% per year), abscess (+ 5.8% per year) and decreased for obstruction (- 1.8% per year). CONCLUSIONS: From 2008 to 2015, we documented an increasing rate of hospitalization for complicated AD, especially for younger patients, with an increase in surgery for peritonitis and abscess. Further studies are needed to clearly assess the risk factors for complications and risk of surgery.


Assuntos
Doença Diverticular do Colo , Diverticulite , Doença Aguda , Idoso , Diverticulite/complicações , Diverticulite/epidemiologia , Diverticulite/cirurgia , Doença Diverticular do Colo/complicações , Doença Diverticular do Colo/epidemiologia , Doença Diverticular do Colo/cirurgia , Feminino , Hospitalização , Hospitais , Humanos , Itália/epidemiologia , Masculino , Pessoa de Meia-Idade
3.
J Am Med Dir Assoc ; 20(6): 696-702.e1, 2019 06.
Artigo em Inglês | MEDLINE | ID: mdl-30366760

RESUMO

OBJECTIVES: To describe the relation between physician visits and physicians' recognition of a resident's terminal phase in long-term care facilities (LTCFs) in Belgium, England, Finland, Italy, the Netherlands, and Poland. DESIGN: In each country, a cross-sectional study was conducted across representative samples of LTCFs. Participating LTCFs reported all deaths of residents in the previous 3 months, and structured questionnaires were sent to several proxy respondents including the treating physician. SETTING AND PARTICIPANTS: 1094 residents in 239 LTCFs, about whom 505 physicians returned the questionnaire. MEASURES: Number of physician visits, the resident's main treatment goal, whether physicians recognized the resident's terminal phase and expected the resident's death, and resident and physician characteristics. RESULTS: The number of physician visits to residents varied widely between countries, ranging from a median of 15 visits in the last 3 months of life in Poland to 5 in England, and from 4 visits in the last week of life in the Netherlands to 1 in England. Among all countries, physicians from Poland and Italy were least inclined to recognize that the resident was in the terminal phase (63.0% in Poland compared to 80.3% in the Netherlands), and residents in these countries had palliation as main treatment goal the least (31.8% in Italy compared to 92.6% in the Netherlands). Overall however, there were positive associations between the number of physician visits and the recognition of the resident's terminal phase and between the number of physician visits and the resident having palliation as main treatment goal in the last week of life. CONCLUSIONS AND IMPLICATIONS: This study suggests that LTCFs should be encouraged to work collaboratively with physicians to involve them as much as possible in caring for their residents. Joint working will facilitate the recognition of a resident's terminal phase and the timely provision of palliative care.


Assuntos
Assistência de Longa Duração/estatística & dados numéricos , Casas de Saúde/estatística & dados numéricos , Papel do Médico , Assistência Terminal , Idoso de 80 Anos ou mais , Estudos Transversais , Europa (Continente) , Feminino , Humanos , Masculino , Cuidados Paliativos , Qualidade da Assistência à Saúde , Inquéritos e Questionários
4.
Eur Rev Med Pharmacol Sci ; 20(17): 3618-27, 2016 09.
Artigo em Inglês | MEDLINE | ID: mdl-27649663

RESUMO

OBJECTIVE: To study the 3' immunoglobulin heavy-chain regulatory region (3'RR) enhancer complex, active in class switching recombination and in B-cells, in Crohn's disease. PATIENTS AND METHODS: A total of 167 patients [79 females (47.3%) and 88 males (52.7%)] affected by Crohn's disease were enrolled in the study. As a control, we included 64 healthy subjects, age and sex matched, from the same geographical area. Blood tests were performed on all subjects to determine their antibody levels and to detect the presence of any possible infections. We conducted a selective PCR, which amplified the hs1.2-A region. The nested second PCR to amplify the polymorphic core of the enhancer was performed. RESULTS: No differences between cases and controls were observed with respect to sex distribution (43.8% females among controls and 49.5% among cases), age, tTG IgA, RF, serum or secretory IgA, IgG1, IgG2 and IgG3. No correlation was found between both seric and secretory immunoglobulins levels, with except of statistically significant differences between cases and controls with respect to IgA and IgG ASCA positivity (p<0.001), serum IgG4 (p<0.001) and IgD (p=0.001). CONCLUSIONS: We have demonstrated that in Crohn's disease, the HS1,2 immunoglobulins enhancer is not implicated in the disease pathogenesis. Moreover, we have found that IgG4 levels are lower in Crohn's disease patients than in controls; these data may be related to an impairment of number and function of Tregs, further linked to the presence of tissue inflammation. Crohn's disease is a complex multifactorial disease. The pathogenesis of Crohn's disease is incompletely understood although it is clear that the disease involves multiple interacting agents.


Assuntos
Doença de Crohn/genética , Imunoglobulina G/genética , Adulto , Anticorpos Bloqueadores , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Reação em Cadeia da Polimerase
5.
BMC Palliat Care ; 15: 47, 2016 May 11.
Artigo em Inglês | MEDLINE | ID: mdl-27169558

RESUMO

BACKGROUND: With an increasing number of people dying in old age, collaboration between palliative care and geriatric medicine is increasingly being advocated in order to promote better health and health care for the increasing number of older people. The aim of this study is to identify barriers and facilitators and good practice examples of collaboration and integration between palliative care and geriatric medicine from a European perspective. METHODS: Four semi-structured group interviews were undertaken with 32 participants from 18 countries worldwide. Participants were both clinicians (geriatricians, GPs, palliative care specialists) and academic researchers. The interviews were transcribed and independent analyses performed by two researchers who then reached consensus. RESULTS: Limited knowledge and understanding of what the other discipline offers, a lack of common practice and a lack of communication between disciplines and settings were considered as barriers for collaboration between palliative care and geriatric medicine. Multidisciplinary team working, integration, strong leadership and recognition of both disciplines as specialties were considered as facilitators of collaborative working. Whilst there are instances of close clinical working between disciplines, examples of strategic collaboration in education and policy were more limited. CONCLUSIONS: Improving knowledge about its principles and acquainting basic palliative care skills appears mandatory for geriatricians and other health care professionals. In addition, establishing more academic chairs is seen as a priority in order to develop more education and development at the intersection of palliative care and geriatric medicine.


Assuntos
Serviços de Saúde para Idosos , Comunicação Interdisciplinar , Cuidados Paliativos , Idoso , Idoso de 80 Anos ou mais , Atitude do Pessoal de Saúde , Comportamento Cooperativo , Europa (Continente)/epidemiologia , Feminino , Geriatria , Necessidades e Demandas de Serviços de Saúde , Serviços de Saúde para Idosos/organização & administração , Serviços de Saúde para Idosos/normas , Humanos , Masculino , Pessoa de Meia-Idade , Cuidados Paliativos/organização & administração , Cuidados Paliativos/normas , Guias de Prática Clínica como Assunto , Pesquisa Qualitativa
6.
J Frailty Aging ; 1(3): 128-36, 2012.
Artigo em Inglês | MEDLINE | ID: mdl-27093201

RESUMO

Anemia, defined by the World Health Organization as a hemoglobin concentration lower than 13 g/dL in men and 12 g/dL in women, is particularly prevalent at advanced age. Nevertheless, it is not a condition simply explained by the normal aging process. Anemia represents a potentially reversible condition associated with numerous adverse health-related events, including hospitalization, disability, and mortality in older persons. Low haemoglobin concentrations are particularly common among patients with cancer due to direct (e.g., micro- and macroscopic blood losses) and indirect causes (e.g., increased production of pro-inflammatory cytokines with consequent reduction of erythropoietin release and erythropoiesis). The impaired oxygen-carrying capacity caused by the presence of anemia may play a major role in multiple clinical manifestations of cancer, such as dyspnea, fatigue, exhaustion, dizziness and/or headache. In the present review, we discuss the importance of low hemoglobin concentrations and anemia as important determinants of the frailty syndrome, a condition commonly present among cancer patients. Treatment of cancer-related anemia may improve quality of life and health-related outcomes (including disability and mortality) in older patients with oncological conditions.

7.
J Intern Med ; 255(6): 674-9, 2004 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-15147531

RESUMO

Myelodysplastic syndromes (MDS) are a series of haematological malignancies ranging from chronic refractory anaemia to leukaemia. There is increasing recognition of immunological abnormalities in patients with MDS, including few reports of cutaneous vasculitis; in no instance, a cerebral localization has been ascertained. Here, the case of a patient with MDS who presented exclusively with neurological signs that were considered indicative of a primary, isolated central nervous system vasculitis (PACNS) is reported. Although histological findings on brain tissue confirmed a small-vessel vasculitis, this had to be considered in the context of a systemic vasculitis. In fact, at autopsy, an involvement of skin, myocardium, lungs, liver, kidney and bone marrow was also found. An autoimmune vasculitis should be included in the differential diagnosis of acute-onset, isolated, cerebral symptoms complicating the course of MDS.


Assuntos
Síndromes Mielodisplásicas/complicações , Vasculite do Sistema Nervoso Central/complicações , Idoso , Vasos Coronários/patologia , Evolução Fatal , Feminino , Humanos , Imunossupressores/uso terapêutico , Síndromes Mielodisplásicas/tratamento farmacológico , Síndromes Mielodisplásicas/patologia , Vasculite do Sistema Nervoso Central/tratamento farmacológico , Vasculite do Sistema Nervoso Central/patologia
8.
J Geriatr Psychiatry Neurol ; 14(1): 21-7, 2001.
Artigo em Inglês | MEDLINE | ID: mdl-11281312

RESUMO

We describe the prevalence of cognitive impairment in a population of community-living older people, its association with functional decline, and degree of comorbidity. In addition, we examined the relationship between different levels of cognitive impairment and mortality. We conducted an observational study of 1787 patients aged 65 years and above with any degree of cognitive impairment. Patient data were collected with the Minimum Data Set for Home Care. More than 50% of patients had some level of cognitive impairment, which correlates with the degree of physical frailty. On the contrary, patients with cognitive impairment appear to have fewer comorbid conditions and are less likely to receive medications than patients with normal cognitive status. In particular, hypertension, congestive heart failure, chronic obstructive pulmonary disease, cancer, diabetes mellitus, and osteoporosis are found more frequently among patients with normal mental status compared with those showing some level of cognitive defects. Yet, more severe cognitive impairment is associated with a higher mortality rate. Demented patients are characterized by a high prevalence of functional disability and by increased mortality. This increased morbidity and mortality rate is associated with a lower prevalence of comorbid clinical conditions and drug use, relative to patients with normal cognitive performance. The present findings support the possibility that severe cognitive impairment has an independent effect on survival.


Assuntos
Atividades Cotidianas , Transtornos Cognitivos/epidemiologia , Demência/epidemiologia , Idoso Fragilizado/estatística & dados numéricos , Idoso , Idoso de 80 Anos ou mais , Doença Crônica , Comorbidade/tendências , Uso de Medicamentos , Feminino , Idoso Fragilizado/psicologia , Humanos , Itália/epidemiologia , Masculino , Índice de Gravidade de Doença , Taxa de Sobrevida/tendências
9.
Crit Rev Oncol Hematol ; 33(1): 45-56, 2000 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-10714961

RESUMO

Cancer is increasingly a disease of the aged, a segment of the population that is the fastest growing. Often, cancer adds on to the progressive deterioration of normal aging and to the impairment associated with the presence of multiple concomitant medical problems. Thus, the likelihood that cancer leads to disability is much greater among older patients than younger ones. In consideration of the dimension of the problem, and of the peculiarities of the elderly patient, it has recently been proposed that a new approach termed 'comprehensive geriatric assessment' (CGA) might allow a better management and more efficient care of elderly patients with cancer. The systematic introduction of CGA in clinical research and in daily practice can contribute to: identify cancer patients for whom we could expect the greatest benefit from treatment; assess their physiologic, functional and health-related quality of life; formulate appropriate treatment and management strategies; monitor clinical and functional outcomes; provide a more accurate evaluation of prognostic indicators.


Assuntos
Avaliação Geriátrica , Idoso/fisiologia , Idoso de 80 Anos ou mais , Serviços de Saúde para Idosos , Humanos , Neoplasias/epidemiologia
10.
Neurology ; 53(3): 508-16, 1999 Aug 11.
Artigo em Inglês | MEDLINE | ID: mdl-10449112

RESUMO

OBJECTIVE: To investigate whether differences in the number and type of comorbid conditions may help explain the gender gap in mortality among patients with AD. BACKGROUND: The prevalence and incidence of AD are higher among women, who also have more severe cognitive impairment and accelerated decline. However, men have an exceedingly higher mortality. METHODS: The authors conducted a retrospective cohort study on 5,831 men and 17,918 women with a diagnosis of AD. Data were from the Systematic Assessment of Geriatric drug use via Epidemiology (SAGE) database, which includes information on residents of 1,492 nursing homes in five US states (1992-1995). Men and women were compared with respect to demographic characteristics, dementia severity, psychiatric and behavioral symptoms, indicators of physical disability, and general health status. Also compared were age- and race-adjusted prevalence of all comorbid conditions at each level of cognitive impairment. In survival analyses, the risk of death and of hospitalization were determined by gender and level of cognitive impairment. Finally, gender-related differences in the intensity of pharmacologic treatment were examined. RESULTS: Women were older than men (83+/-7 versus 81+/-7 years) and were more likely to exhibit severe cognitive deterioration (27% versus 19% among men). Overall, there were no significant gender-related differences on several measures of physical disability (activities of daily living performance, gait and history of falls, incontinence, pressure sores), but significantly more women were underweight (45% versus 37% among men). However, the age- and race-adjusted 1-year mortality rate was 17% for women and 31% for men. The mortality rate of women at the highest degree of dementia severity was lower than the rate for men with minimal cognitive impairment. At any level of cognitive impairment, the prevalence of arrhythmia, chronic obstructive pulmonary disease, PD, and cancer was higher among men. Women were also less likely to be hospitalized, and they received fewer medications for each given disease. CONCLUSIONS: The survival advantage of women with AD relative to men may occur as a result of fewer comorbid clinical conditions associated with the diagnosis of dementia.


Assuntos
Doença de Alzheimer/mortalidade , Idoso , Idoso de 80 Anos ou mais , Doença de Alzheimer/psicologia , Feminino , Humanos , Masculino , Testes Neuropsicológicos , Casas de Saúde , Fatores de Risco , Fatores Sexuais , Análise de Sobrevida
12.
Pharmacotherapy ; 19(4): 430-6, 1999 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-10212014

RESUMO

Patterns of drug use among the elderly vary greatly depending on level of cognitive function, yet no systematic evaluation of drug use by type of dementia has been performed. We compared patterns of drug use among patients with Alzheimer's disease (AD) and vascular dementia (VaD) to examine their relation to cognitive impairment. We used a population-based data set with over 350,000 residents admitted between 1992 and 1995 to all Medicare-Medicaid-certified nursing homes in five states. After excluding patients with a history of mental disorders or retardation, we identified 23,073 patients age 65 years and over with a diagnosis of AD and 76,087 with VaD. We examined over 350 resident data items (demographic, diagnostic, clinical, treatment) collected with the federally mandated Minimum Data Set, drug data (brand name, dosage, route and frequency of administration for all drugs), and Medicare hospital claims. Cognitive status was measured with a 7-point cognitive performance scale. Estimates of drug use were adjusted for age, gender, race, and prevalence of respective disease. Patients with AD were younger and had more severe cognitive impairment than those with VaD. The latter had more comorbid clinical conditions (3.1 +/- 1.9 vs 2.3 +/- 1.7 for patients with AD) and received a greater number of total drugs (6.1 +/- 4.6 vs 5.3 +/- 4.3). Overall use of cardiovascular, anti-Parkinson, pulmonary, antineoplastic, and nutritional agents was less frequent among patients with AD than those with VaD. Results were consistent across different levels of cognitive impairment. Thus, patients with AD have fewer associated diseases and appear to be less intensively medically treated.


Assuntos
Doença de Alzheimer/complicações , Transtornos Cognitivos/complicações , Demência Vascular/complicações , Preparações Farmacêuticas/administração & dosagem , Adulto , Idoso , Idoso de 80 Anos ou mais , Doença de Alzheimer/tratamento farmacológico , Doença de Alzheimer/psicologia , Transtornos Cognitivos/tratamento farmacológico , Transtornos Cognitivos/psicologia , Demência Vascular/tratamento farmacológico , Demência Vascular/psicologia , Uso de Medicamentos , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Cooperação do Paciente
13.
J Gerontol A Biol Sci Med Sci ; 54(1): M25-33, 1999 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-10026659

RESUMO

BACKGROUND: Because there is a lack of databases specific to long-term care, standardized assessments of nursing home residents are seen as a potential new resource for studying an important but neglected population. We describe the design and principal population characteristics of the first integrated database combining detailed clinical information and administrative claims data. METHODS: We studied nearly 300,000 residents admitted between 1992 and 1994 to all Medicare/Medicaid certified nursing homes of five U.S. states (Kansas, Maine, Mississippi, New York, and South Dakota). The database crosslinks: (a) Resident Data: over 350 items (demographic, diagnostic, clinical, and treatments) collected with the Minimum Data Set; (b) Drug Data: brand name, dosage route, and frequency of administration for all drugs consumed by each resident; (c) Medicare Data: eligibility and inpatient hospital claims; (d) Facilities Data: structural and staffing information on nursing homes; and (e) Country Data: information on population, health professions and facility data, and economic parameters. RESULTS: Ninety-two percent of the residents were aged 65 years and older. Residents were predominantly white (85%) and female (72%). The average number of medical diagnoses was above three, and residents were receiving an average of six medications. Sixty-five percent of residents had at least one hospital claim following the initial assessment, most commonly related to cardiovascular diseases and metabolic disorders. Fifty-five percent of the facilities were for-profit and 33% were of small size. Quality indicators and staffing level varied significantly by state. CONCLUSIONS: The SAGE (Systematic Assessment of Geriatric drug use via Epidemiology) database provides a unique resource to study the relation between treatments received and outcomes experienced, particularly functional and health services outcomes, that have not been possible before in very old, frail people.


Assuntos
Bases de Dados como Assunto , Assistência de Longa Duração , Avaliação de Resultados em Cuidados de Saúde , Preparações Farmacêuticas/administração & dosagem , Atividades Cotidianas , Idoso , Idoso de 80 Anos ou mais , Diagnóstico , Feminino , Idoso Fragilizado , Avaliação Geriátrica , Cardiopatias/tratamento farmacológico , Hospitalização , Humanos , Sistemas de Informação , Assistência de Longa Duração/organização & administração , Assistência de Longa Duração/normas , Masculino , Medicaid , Sistemas Computadorizados de Registros Médicos , Medicare , Doenças Metabólicas/tratamento farmacológico , Casas de Saúde/organização & administração , Casas de Saúde/normas , Polimedicação , Avaliação de Processos em Cuidados de Saúde , Qualidade da Assistência à Saúde , Estados Unidos
14.
JAMA ; 279(23): 1877-82, 1998 Jun 17.
Artigo em Inglês | MEDLINE | ID: mdl-9634258

RESUMO

CONTEXT: Cancer pain can be relieved with pharmacological agents as indicated by the World Health Organization (WHO). All too frequently pain management is reported to be poor. OBJECTIVE: To evaluate the adequacy of pain management in elderly and minority cancer patients admitted to nursing homes. DESIGN: Retrospective, cross-sectional study. SETTING: A total of 1492 Medicare-certified and/or Medicaid-certified nursing homes in 5 states participating in the Health Care Financing Administration's demonstration project, which evaluated the implementation of the Resident Assessment Instrument and its Minimum Data Set. STUDY POPULATION: A group of 13 625 cancer patients aged 65 years and older discharged from the hospital to any of the facilities from 1992 to 1995. Data were from the multilinked Systematic Assessment of Geriatric Drug Use via Epidemiology (SAGE) database. MAIN OUTCOME MEASURES: Prevalence and predictors of daily pain and of analgesic treatment. Pain assessment was based on patients' report and was completed by a multidisciplinary team of nursing home personnel that observed, over a 7-day period, whether each resident complained or showed evidence of pain daily. RESULTS: A total of 4003 patients (24%, 29%, and 38% of those aged > or =85 years, 75 to 84 years, and 65 to 74 years, respectively) reported daily pain. Age, gender, race, marital status, physical function, depression, and cognitive status were all independently associated with the presence of pain. Of patients with daily pain, 16% received a WHO level 1 drug, 32% a WHO level 2 drug, and only 26% received morphine. Patients aged 85 years and older were less likely to receive morphine or other strong opiates [corrected] than those aged 65 to 74 years (13% vs 38%, respectively). More than a quarter of patients (26%) in daily pain did not receive any analgesic agent. Patients older than 85 years in daily pain were also more likely to receive no analgesia (odds ratio [OR], 1.40; 95% confidence interval [CI], 1.13-1.73). Other independent predictors of failing to receive any analgesic agent were minority race (OR, 1.63; 95% CI, 1.18-2.26 for African Americans), low cognitive performance (OR, 1.23; 95% CI, 1.05-1.44), and the number of other medications received (OR, 0.65; 95% CI, 0.5-0.84 for 11 or more medications). CONCLUSIONS: Daily pain is prevalent among nursing home residents with cancer and is often untreated, particularly among older and minority patients.


Assuntos
Analgésicos/uso terapêutico , Idoso Fragilizado/estatística & dados numéricos , Instituição de Longa Permanência para Idosos/normas , Grupos Minoritários/estatística & dados numéricos , Neoplasias/fisiopatologia , Casas de Saúde/normas , Dor/tratamento farmacológico , Cuidados Paliativos/normas , Idoso , Idoso de 80 Anos ou mais , Analgésicos Opioides/uso terapêutico , Estudos Transversais , Uso de Medicamentos/estatística & dados numéricos , Uso de Medicamentos/tendências , Feminino , Humanos , Modelos Logísticos , Assistência de Longa Duração/estatística & dados numéricos , Masculino , Dor/etiologia , Medição da Dor , Estudos Retrospectivos , Estatísticas não Paramétricas , Estados Unidos
17.
Br J Rheumatol ; 36(1): 124-5, 1997 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-9117152

RESUMO

The actiopathogenesis of leucocytoclastic vasculitis is still unknown, but recently hepatitis C virus (HCV) has been suggested as trigger of autoimmunity. We report a case of a 26-yr-old patient with purpura due to leucocytoclastic vasculitis associated with hepatitis C virus infection. Laboratory findings showed AST, ALT, gamma GT within normal limits, positive antibodies to HCV (IIF and Riba II) and polymerase chain reaction for HCV RNA. Anti-nuclear antibodies, IgG and IgM anti-cardiolipin antibodies, anti-platelet antibodies and anti-neutrophil cytoplasmic antibodies with perinuclear pattern were also present. A skin biopsy specimen of a purpuric lesion showed leucocytoclastic vasculitis with small vessel thrombosis and perivascular deposition of IgM and fibrinogen on immunofluorescence study. This case shows a role of HCV in leucocytoclastic vasculitis; it is possible that this HCV can induce autoimmunity independently of cryoglobulins and liver involvement.


Assuntos
Anticorpos Antivirais/sangue , Hepacivirus/imunologia , Hepatite C/imunologia , Vasculite Leucocitoclástica Cutânea/etiologia , Vasculite Leucocitoclástica Cutânea/virologia , Adulto , Autoanticorpos/sangue , Crioglobulinemia/complicações , Crioglobulinemia/imunologia , Feminino , Hepatite C/complicações , Humanos , Imunoglobulina G/sangue
18.
J Intern Med ; 242(5): 421-3, 1997 Nov.
Artigo em Inglês | MEDLINE | ID: mdl-9408073

RESUMO

A 33-year-old patient, with pre-existing diagnosis of 'schizophrenic' disorder, came to our observation for severe diarrhoea and weight loss. Use of single photon emission computed tomography, (99mTc)HMPAO SPECT, demonstrated hypoperfusion of the left frontal brain area, without evidence of structural cerebral abnormalities. Jejunal biopsy showed villous atrophy. Antiendomysial antibodies were present. A gluten-free diet was started, resulting in a disappearence of psychiatric symptoms, and normalization of histological duodenal findings and of (99mTc)HMPAO SPECT pattern. This is the first case in which, in an undiagnosed and untreated coeliac patient with psychiatric manifestations, the (99mTc)HMPAO SPECT demonstrated a dysfunction of frontal cortex disappearing after a gluten-free diet.


Assuntos
Doença Celíaca/diagnóstico por imagem , Doença Celíaca/dietoterapia , Esquizofrenia/diagnóstico por imagem , Esquizofrenia/etiologia , Tomografia Computadorizada de Emissão de Fóton Único , Adulto , Doença Celíaca/complicações , Feminino , Glutens/administração & dosagem , Humanos , Compostos Radiofarmacêuticos , Tecnécio Tc 99m Exametazima , Tomografia Computadorizada de Emissão de Fóton Único/métodos
20.
J Physiol ; 486 ( Pt 1): 1-13, 1995 Jul 01.
Artigo em Inglês | MEDLINE | ID: mdl-7562625

RESUMO

1. The relation between mitochondrial membrane potential (delta psi m) and cell function was investigated in single adult rat cardiac myocytes during anoxia and reoxygenation. delta psi m was studied by loading myocytes with JC-1 (5,5',6,6'-tetrachloro-1,1',3,3'- tetra-ethylbenzimidazolylcarbocyanine iodide), a fluorescent probe characterized by two emission peaks (539 and 597 nm with excitation at 490 nm) corresponding to monomer and aggregate forms of the dye. 2. De-energizing conditions applied to mitochondria, cell suspensions or single cells decreased the aggregate emission and increased the monomer emission. This latter result cannot be explained by changes of JC-1 concentration in the aqueous mitochondrial matrix phase indicating that hydrophobic interaction of the probe with membranes has to be taken into account to explain JC-1 fluorescence properties in isolated mitochondria or intact cells. 3. A different sensitivity of the two JC-1 forms to delta psi m changes was shown in isolated mitochondria by the effects of ADP and FCCP and the calibration with K+ diffusion potentials. The monomer emission was responsive to values of delta psi m below 140 mV, which hardly modified the aggregate emission. Thus JC-1 represents a unique double sensor which can provide semi-quantitative information in both low and high potential ranges. 4. At the onset of glucose-free anoxia the epifluorescence of individual myocytes studied in the single excitation (490 nm)-double emission (530 and 590 nm) mode showed a gradual decline of the aggregate emission, which reached a plateau while electrically stimulated (0.2 Hz) contraction was still retained. The subsequent failure of contraction was followed by the rise of the emission at 530 nm, corresponding to the monomer form of the dye, concomitantly with the development of rigor contracture. 5. The onset of the rigor was preceded by the increase in intracellular Mg2+ concentration ([Mg2+]i) monitored by mag-indo-1 epifluorescence. Since under these experimental conditions intracellular [Ca2+] and pH are fairly stable, the increase in [Mg2+]i was likely to be produced by a decrease in ATP content. 6. The inhibition of mitochondrial ATPase induced by oligomycin during anoxia was associated with a rapid and simultaneous change of both the components of JC-1 fluorescence, suggesting that delta psi m, instead of producing ATP, is generated by glycolytic ATP during anoxia. 7. The readmission of oxygen induced a rapid decrease of the monomer emission and a slower increase of the aggregate emission. These fluorescence changes were not necessarily associated with the recovery of mechanical function.(ABSTRACT TRUNCATED AT 400 WORDS)


Assuntos
Antimetabólitos/farmacologia , Hipóxia Celular/fisiologia , Mitocôndrias Cardíacas/fisiologia , Miocárdio/citologia , Difosfato de Adenosina/farmacologia , Adenosina Trifosfatases/antagonistas & inibidores , Animais , Benzimidazóis , Carbocianinas , Carbonil Cianeto p-Trifluormetoxifenil Hidrazona/farmacologia , Fluorescência , Corantes Fluorescentes , Magnésio/metabolismo , Potenciais da Membrana/efeitos dos fármacos , Mitocôndrias Cardíacas/efeitos dos fármacos , Miocárdio/enzimologia , Miocárdio/ultraestrutura , Potássio/metabolismo , Ratos , Ratos Wistar
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