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2.
Can Assoc Radiol J ; 57(1): 13-21, 2006 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-16719207

RESUMEN

PURPOSE: Percutaneous vertebroplasty (PVP) is a minimally invasive outpatient procedure whereby vertebral compression fractures are stabilized by the injection of bone cement, or polymethyl methacrylate (PMMA). Rapid partial or complete pain relief can usually be achieved through this procedure. We prospectively evaluate the efficacy of PVP in the relief of pain and improvement in quality of life of patients with intractable pain from osteoporotic and metastatic fractures. MATERIALS AND METHODS: Patients with intractable pain from vertebral metastases (many resistant to palliative radiation therapy) and patients with intractable painful osteoporotic fractures were treated with parapedicular or transpedicular injection of PMMA. Plane X-rays, computed tomography (CT) scan, and magnetic resonance imaging (MRI) scan were performed on all patients. With a reflex hammer, percussion pain was correlated to the imaging abnormalities. The preplanning CT scan was used to calculate the exact entry point and angle of the bone-biopsy needle. All patients were assessed before and after the procedure for quality of life and amount of pain. The following measures were used: 1) the Edmonton Symptom Assessment System (ESAS), for global pain, nausea, tiredness, depression, anxiety, drowsiness, appetite, sense of well-being, and shortness of breath; 2) a site-specific pain score (SSPS); 3) the amount of analgesic intake in morphine equivalents in the last 24 hours; and 4) the Townsend Functional Assessment Scale (TFAS), ascertaining mobility. A postprocedural CT scan was performed the same day on all patients. Follow-up assessment consisted of a phone call at Days 1, 2, and 4 and Weeks 1, 2, 4, 8, and 12. Patients with recurrent back pain or complications were followed in the bone metastases clinic. RESULTS: Thirty patients (19 women, 11 men) were evaluated. Their median age was 68 years (range 31 to 87 years). Thirty procedures (n = 30) at 45 vertebral levels were performed; 13 were for pathologic fractures, and 17 were for osteoporotic fractures. SSPS showed a decrease of 2 or more levels in 88.5% of patients at 12-week follow-up. The mean SSPS with movement was 8.7 preprocedure and 1.8 postprocedure (P < 0.0001). Also, there was significant improvement in all 9 ESAS domains (P < 0.0004). The ingestion of analgesics in morphine equivalents showed a trend toward reduction post-PVP (P < 0.0599). When the patients with pathologic fractures were separated out, the reduction in ingestion of analgesics was significant (P < 0.0008). The TFAS demonstrated significant improvement in patient mobility and function. Extravertebral extravasation of cement was noted in 55.6% of the levels. We used a general linear mixed-model repeated-measures analysis of variance to analyze the data. CONCLUSIONS: PVP in osteoporotic and metastatic fractures significantly improved many patients' global quality-of-life scores and function by markedly decreasing their back pain and reducing their intake of pain medications. The procedure is safe, with no serious complications noted in our study.


Asunto(s)
Cementos para Huesos/uso terapéutico , Procedimientos Ortopédicos , Osteoporosis/complicaciones , Dolor Intratable/etiología , Polimetil Metacrilato/administración & dosificación , Calidad de Vida , Fracturas de la Columna Vertebral/cirugía , Neoplasias de la Columna Vertebral/complicaciones , Adulto , Anciano , Anciano de 80 o más Años , Biopsia con Aguja , Interpretación Estadística de Datos , Femenino , Estudios de Seguimiento , Fracturas Espontáneas/etiología , Humanos , Imagen por Resonancia Magnética , Masculino , Persona de Mediana Edad , Dimensión del Dolor , Dolor Intratable/terapia , Estudios Prospectivos , Seguridad , Fracturas de la Columna Vertebral/diagnóstico , Fracturas de la Columna Vertebral/diagnóstico por imagen , Fracturas de la Columna Vertebral/etiología , Fracturas de la Columna Vertebral/patología , Fusión Vertebral , Neoplasias de la Columna Vertebral/secundario , Columna Vertebral/patología , Factores de Tiempo , Tomografía Computarizada por Rayos X , Resultado del Tratamiento
3.
Support Care Cancer ; 10(5): 408-15, 2002 Jul.
Artículo en Inglés | MEDLINE | ID: mdl-12136224

RESUMEN

Our primary objective was to determine the content and format that is most suitable for educational events targeting patients and carers who are living with advanced cancer. Secondary objectives included examining the differences in information needs between patients and their carers, and providing an estimate of the rate of participation in educational events targeting such patients and carers. Out-patients receiving palliative radiotherapy at Toronto Sunnybrook Regional Cancer Center and their carers were invited to complete the Advanced Cancer Information Needs Survey. One hundred forty-four respondents participated in the survey. The participants identified the management of pain, fatigue, and home palliative care resources as the areas in which information was most needed. Carers displayed greater interest, and the range of topics in which they continue to seek additional information is wider. Thirty-one percent of respondents said they would participate in an educational event. A 'one-on-one' interview approach and short written materials were the preferred sources of information. Our study examined potential content areas and preferred format for proposed educational events targeting patients and carers living with advanced cancer. We also highlighted the reasons for, and potential limitations of this approach. The investment of future effort in evaluating the impact of 1 on 1 interviews and 'short written materials' on the informational needs of patients and carers living with advanced cancer is warranted.


Asunto(s)
Cuidadores/psicología , Neoplasias/psicología , Educación del Paciente como Asunto , Femenino , Humanos , Masculino , Persona de Mediana Edad , Evaluación de Necesidades , Neoplasias/radioterapia , Encuestas y Cuestionarios
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