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1.
Med. interna (Caracas) ; 34(1): 57-60, 2018. ilus
Article in Spanish | LILACS, LIVECS | ID: biblio-1008289

ABSTRACT

Los linfomas constituyen un grupo diverso de neoplasias malignas, que se originan del sistema linfático(1). Aproximadamente el 85% se agrupan dentro de los denominados Linfomas No Hodgkin (LNH). Los LNH constituyen un numeroso grupo de linfomas derivados de la transformación neoplásica de los linfocitos B, T y Células NK, provenientes de diversas zonas que comprometen los folículos linfáticos en los nódulos linfáticos o en el sistema linfoide extranodal(2). Las localizaciones extra ganglionares primarias representan más de 10% de los casos y los sitios más frecuentes comprenden estómago, intestino delgado, orofaringe, piel, hígado y cerebro; además de otras bastante raras como ano, corazón, músculos y encías. Los linfomas testiculares primarios son muy raros, representan aproximadamente el 5% de todas las neoplasias testiculares malignas, menos del 1% de los LNH y el 4% de los LNH extra nodales(3). Esta neoplasia constituye el tumor maligno testicular más frecuente en sujetos ancianos. La presentación clínica típica es una masa testicular unilateral acompañada en ocasiones de hidrocele y dolor agudo escrotal. A continuación presentamos un caso que requirió de la participación de múltiples especialidades de nuestra institución para un manejo conjunto y finalmente el paciente falleció(AU)


The lymphomas constitute a diverse group of malignant neoplasms, which originate from the lymphatic system(1). Approximately 85% are grouped into the so-called Non-Hodgkin's Lymphomas (NHL). NHL are a large group of lymphomas derived from the neoplastic transformation of B, T and NK cells of different areas with involvement of lymphatic follicles in the lymph nodes or the extranodal lymphoid system(2). The primary extraganglionic sites represent more than 10% of the cases and the most frequent sites include stomach, small intestine, oropharynx, skin, liver and brain; others, quite rare, are anus, heart, muscles and gums.Primary testicular lymphomas are extremely rare, accounting for approximately 5% of all malignant testicular neoplasms, less than 1% of NHL and 4% of extranodal NHL(3). This neoplasm constitutes the most frequent testicular malignant tumor in elderly subjects. The typical clinical presentation is a unilateral testicular mass, sometimes accompanied by hydrocele and acute scrotal pain. We present a case which required the participation of multiple specialties of our institution for management but the patient finally died(AU)


Subject(s)
Humans , Male , Middle Aged , Testicular Neoplasms/etiology , Lymphoma, Non-Hodgkin/pathology , Lymphatic System/pathology , Lymphocytes , Internal Medicine , Medical Oncology
2.
Rev. salud pública ; 9(1): 86-96, ene.-mar. 2007. tab
Article in Spanish | LILACS | ID: lil-450557

ABSTRACT

Objetivo Identificar los principales agentes etiológicos de enfermedades de transmisión sexual en una población de alto riesgo de la ciudad de Montería. Métodos La población estuvo conformada por 69 trabajadoras sexuales (grupo de alto riesgo) y 16 amas de casa (grupo de bajo riesgo) de la ciudad de Montería. Las muestras de secreción vaginal fueron procesadas según métodos microbiológicos estándares y por el método molecular de AMPLICOR® CT/NG. Resultados La edad de las pacientes estuvo entre 18 y 44 años con una media de 26,1. En la población de alto riesgo, se determinó que el 17,4 por ciento fueron positivas para Gardnerella vaginalis, C. trachomatis (5,9 por ciento); Neisseria gonorrhoeae (4,3 por ciento), Trichomonas vaginalis y Candida albicans, (2,9 por ciento); en la población de bajo riesgo Gardnerella vaginalis (56,3 por ciento), C. trachomatis (12,5 por ciento); Neisseria gonorrhoeae (6,3 por ciento), y Candida albicans (12,5 por ciento). Se encontró que la frecuencia de relaciones sexuales en la población de trabajadoras sexuales fue: 70 por ciento (5-10 semanales), 10 por ciento (11-15 semanales) y 20 por ciento (16-20 semanales). El 15,4 por ciento de las trabajadoras sexuales no utilizaron preservativos en sus relaciones sexuales. Conclusión Las altas tasas de infección encontradas en las poblaciones estudiadas presumen que existe un alto riesgo de transmisibilidad y es prioridad intervenir en estos grupos para prevenir las infecciones por el VIH y demás infecciones de transmisión sexual.


Objective Identifying the main aetiological agents of sexually transmitted infections (STI) in a high-risk population from the city of Montería, Colombia. Methodology The population consisted of 69 sex-workers (high-risk group) and 16 housewives (low-risk group) living in the city of Montería. Specimens were cultured by standard microbiological methods and by the AMPLICOR CT/NG molecular technique. Results Patients were aged 18-44 (26.1 average age). It was determined that 17,4 percent of the high-risk population were positive for G. vaginalis, 15,9 percent for C. trachomatis, 4,3 percent for N. gonorrhoeae and 2,9 percent for T. vaginalis and Candida albicans and, in the low-risk population, 56,3 percent for G. vaginalis, 12,5 percent for C. trachomatis, 6,3 percent for N. gonorrhoeae and 12,5 percent for C. albicans. It was found that 70 percent of the sex-workers had 5-10 sexual relationships per week, 10 percent 11-15 per week and 20 percent 16-20 per week (average above 1 000 annual partners). 15,4 percent of the sex-workers did not use protection during their sexual relationships. Conclusions The high rates of infection found in the populations studied presume a high risk of transmission, making it a priority to intervene in these groups to prevent the spread of HIV and STI.


Subject(s)
Adolescent , Adult , Female , Humans , Sexually Transmitted Diseases/epidemiology , Sexually Transmitted Diseases/microbiology , Colombia , Cross-Sectional Studies , Sex Work , Risk Factors , Urban Health
3.
Braz. j. vet. res. anim. sci ; 33: 290-294, 1996.
Article in Portuguese | LILACS-Express | LILACS, VETINDEX | ID: biblio-1470493

ABSTRACT

The aim of this paper was to study the use of glycerol preserved, homologous peritoneum on the repair of superficial lesions of the cornea. Seven dogs, males and females, weighing about 10 kg were used. A lamelar keratectomy - 0.4 x 0.5 mm and one third of cornea thickness - was performed at both sides and during the same anesthetic period. A piece of peritoneum was implanted by using a simple, interrupted pattern suture of 8-0 prolene. The animals were sacrificed and eyes were enucleated at 24 hours, 7, 15, 30 and 60 days after surgery. Clinical and histological exams were conducted. Blefarospasm, quemosis and corneal opacity were clinical signs observed at short-term periods. These signs disappeared at day 32, when deopacification of the implant was seen. No inflammation signs were observed at this time. The epithelium had grown over the implant at day seven, and initial resorption of the peritoneum was occurring. No inflammatory infriltrate was seen at day seventeen. Pigment deposition was seen on later evaluations. There were no rejection signs. The results allowed us to admit adopting the homologous preserved peritoneum as another option for keratoplasty in dogs.


Estudou-se a viabilidade do uso do peritônio homólogo, conservado em glicerina, na reparação de lesões superficiais da córnea, após ceratectomia lamelar. Para tanto foram utilizados 7 cães, machos e fêmeas, pesando 10 kg em média. Realizou-se ceratectomia lamelar de 0,4 x 0,5 mm de lado e 1/3 da espessura da córnea, bilateralmente, e nomesmo período anestésico, seguida de implante de peritônio homólogo e utilizando-se sutura interrompida aplicada em toda a extensão do enxerto. Os animais foram sacrificados e seus globos oculares enucleados, em intervalos de 24 horas, 7, 15, 30 e 60 dias de pós-operatório. Para observação dos resultados, procedeu-se às avaliações clínica e histológica. Blefarospasmo, quemose e opacidade de córnea foram sinais comuns aos períodos precoces de pósoperatório,os quais foram desaparecendo até o 32a dia, quando o enxerto se encontrava em plena fase de desopacificação e o globo ocular isento de sinais de inflamação. Epitelização total do enxerto se fez presente aossete dias, seguida por reabsorção do mesmo, com ausência de infiltrado inflamatório aos 17 dias. Houve deposição de pigmento no estroma nos períodos tardros de avaliação. Não foi observado infiltrado inflamatório nem reação clínica que pudesse ser patognomônica de eliminação do enxerto. Diante das observações factuais de cada um dos tempos, admite-se o emprego do peritônio homólogo na reparaçã

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