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1.
J. Bras. Patol. Med. Lab. (Online) ; 53(1): 20-23, Jan.-Feb. 2017. tab
Article in English | LILACS | ID: biblio-893552

ABSTRACT

ABSTRACT Introduction: Multiple myeloma (MM) is a hematologic malignancy caused by the intense indiscriminate proliferation of plasma cells in the bone marrow. In view of clinical suspicion of MM, clinic laboratory tests and imaging tests should be used, among others. Objectives: Evaluate the laboratory test for protein detection heat method Bence Jones (BJ) used to complementary diagnosis pathology and to characterize the epidemiological profile of patients diagnosed with MM. Material and methods: A retrospective study was conducted from January 2010 to July 2015 of the patients treated at Hospital de Clínicas of Universidade Federal do Paraná (HC/UFPR) in Curitiba, Paraná, Brazil. Results: In the patients analyzed, the average age at diagnosis of MM was 65.6 years, with a minimum percentage of difference between genders [males 52.6% (n = 10) and females 47.4% (n = 9)], predominantly in the white race [84.2% (n = 16)]. Among the patients analyzed, 85.2% (n = 104) had negative BJ exam and 14.8 (n = 18), positive exam; 84.4% (n = 103) had no diagnosis of MM, and 15.6% (n = 19) were diagnosed with the disease. Conclusion: The evaluation results of BJ protein detection by the heat method showed sensitivity of 47.4%, specificity of 91.3%, with positive and negative predictive values of 50% and 90.4%, respectively.


RESUMO Introdução: O mieloma múltiplo (MM) é uma neoplasia maligna hematológica causada pela intensa proliferação indiscriminada de plasmócitos na medula óssea. Diante da suspeita clínica de MM devem ser realizados exames laboratoriais e exames de imagem, entre outros. Objetivos: Avaliar o teste laboratorial de calor para detecção de proteína Bence Jones (BJ), utilizado como diagnóstico complementar da patologia, e caracterizar o perfil epidemiológico dos pacientes diagnosticados com MM. Material e métodos: Foi realizado um estudo retrospectivo de janeiro de 2010 a julho de 2015 dos pacientes atendidos no laboratório do Hospital de Clínicas da Universidade Federal do Paraná (UFPR), Curitiba, Paraná, Brasil. Resultados: Dos pacientes avaliados, a média de idade no momento do diagnóstico de MM foi de 65,6 anos, com um percentual de diferença mínima entre os gêneros masculino [52,6% (n = 10)] e feminino [47,4% (n = 9)] e predomínio na raça branca [84,2% (n = 16)]. Entre os pacientes analisados, 85,2% (n = 104) apresentaram exame de BJ negativo e 14,8 (n = 18), positivo; 84,4% (n = 103) não apresentaram diagnóstico de MM e 15,6% (n = 19) foram diagnosticados com a patologia. Conclusão: Os resultados da avaliação do método de calor de detecção de proteína BJ mostraram sensibilidade de 47,4% e especificidade de 91,3%, com valores preditivos positivo e negativo de 50% e 90,4%, respectivamente.

2.
J. bras. urol ; 25(2): 187-91, abr.-jun. 1999. ilus
Article in Portuguese | LILACS | ID: lil-246364

ABSTRACT

Eosinophilic cystitis is a rare bladder disorder that was first reported in 1960 and can be diagnosed in children or adults. Its cause is unknown and usually presents with hematuria, supra pubic pain, sysuria and frequency. We have made an extensive literature review and we reported on 2 illustrative cases. The first case was a man presented with hematuria; a computed tomography, shown expansive process with a mass suggesting infiltration of the perivesical tissues. A biopsy was done and the pathological diagnosis was eosinophilic cystitis. The patient was treated with steroids. Later on, he had an episode of hematuria on the left ureteral orifice and a nephrouretectomy showed grade 2 urothelial carcinoma of the ureter. The second case is a child with neurogenic bladder due to myelomeningocele who had a cystostomy since the age of 5 months. Surgery was performed, including partial cystectomy with an ileal neobladder. The anatomopathological diagnosis was eosinophilic cystitis. The different classifications of eosinophilic cystitis were presented and discussed. The diagnosis of this entity can only be made by microscopic examination which shows mucosal edema or fibrosis, a polymorphous infiltrate rich in eosinophils and sometimes replacement of the bladder muscle by fibrotic tissue


Subject(s)
Humans , Male , Middle Aged , Child , Cystitis/diagnosis , Cystitis/history , Cystitis/therapy , Eosinophilia/urine , Urinary Bladder/pathology
3.
Rev. bras. ginecol. obstet ; 17(4): 391-8, maio 1995. ilus, tab
Article in Portuguese | LILACS | ID: lil-165300

ABSTRACT

Os autores descrevem a incidência da doença fibrocística em 516 mamoplastias reparadoras em pacientes sem história prévia de doença de mama. A idade das pacientes variou de 14 a 91 anos com um pico ao redor da terceira e quarta décadas de vida. Em 347 pacientes (67,25 por cento) havia evidências de alteraçoes fibrocísticas nao proliferativas como fibrose estromal, cistos, inflamaçao crônica, metaplasia apócrina e alteraçoes fibroadenomatóides. Porém, em 13,26 por cento dos casos havia alteraçoes proliferativas como hiperplasia epitelial típica (n=34), adenose esclerosante (n=6) e hiperplasia epitelial atípica (n=6). Um caso de carcinoma ductal in situ também foi precocemente diagnosticado pela análise deste material. As pacientes com história familiar de câncer de mama e doença fibrocística com alteraçoes proliferativas podem ter risco de desenvolvimento de carcinoma até dez vezes maior que a populaçao em geral. Nossos achados enfatizam que todos os espécimes provenientes de mamoplastias devem ser submetidos a exame histopatológico para que as pacientes do grupo de risco de desenvolvimento de carcinoma sejam diagnosticadas e observadas clinicamente.


Subject(s)
Humans , Female , Adolescent , Adult , Middle Aged , Fibrocystic Breast Disease/epidemiology , Mammaplasty , Aged, 80 and over , Breast Neoplasms/pathology , Calcinosis/pathology , Carcinoma, Ductal, Breast/pathology , Fibrocystic Breast Disease/pathology , Fibroadenoma/pathology , Fibrosis/pathology , Hyperplasia/pathology , Incidence , Inflammation/pathology , Metaplasia/pathology
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