RESUMEN
We investigated the bacteriology of urinary calculi in relation to urinary tract infection, stone formation, chemical composition and antibiotic sensitivity. Fifty-two patients (37 males, 15 females) with urolithiasis were studied. Urine, serum and urinary calculi specimens were taken and serum biochemical tests to detect uric acid, calcium and phosphorus were performed. Urine analysis and culture were also performed. Of the 52 patients, 19 (37%) had associated urinary tract infection, with Escherichia coli and Proteus mirabilis being the most common causative microorganisms. The bacterial isolates from urine and those from calculi differed in their susceptibility to antimicrobial agents. We conclude that in over 50% of patients with urolithiasis, urine culture can detect the infecting organisms associated with stone formation and the organisms within urinary calculi.
Asunto(s)
Infecciones Bacterianas/complicaciones , Cálculos Urinarios/química , Cálculos Urinarios/microbiología , Infecciones Urinarias/complicaciones , Centros Médicos Académicos , Adolescente , Adulto , Distribución por Edad , Anciano , Anciano de 80 o más Años , Infecciones Bacterianas/epidemiología , Infecciones Bacterianas/metabolismo , Infecciones Bacterianas/microbiología , Calcio/análisis , Calcio/metabolismo , Farmacorresistencia Bacteriana Múltiple , Femenino , Humanos , Libia/epidemiología , Masculino , Pruebas de Sensibilidad Microbiana , Persona de Mediana Edad , Fósforo/análisis , Fósforo/metabolismo , Vigilancia de la Población , Factores de Riesgo , Distribución por Sexo , Ácido Úrico/análisis , Ácido Úrico/metabolismo , Urinálisis , Cálculos Urinarios/epidemiología , Cálculos Urinarios/metabolismo , Infecciones Urinarias/epidemiología , Infecciones Urinarias/metabolismo , Infecciones Urinarias/microbiologíaRESUMEN
We investigated the bacteriology of urinary calculi in relation to urinary tract infection, stone formation, chemical composition and antibiotic sensitivity. Fifty-two patients [37 males, 15 females] with urolithiasis were studied. Urine, serum and urinary calculi specimens were taken and serum biochemical tests to detect uric acid, calcium and phosphorus were performed. Urine analysis and culture were also performed. Of the 52 patients, 19 [37%] had associated urinary tract infection, with Escherichia coli and Proteus mirabilis being the most common causative microorganisms. The bacterial isolates from urine and those from calculi differed in their susceptibility to antimicrobial agents. We conclude that in over 50% of patients with urolithiasis, urine culture can detect the infecting organisms associated with stone formation and the organisms within urinary calculi
Asunto(s)
Infecciones Bacterianas , Calcio , Farmacorresistencia Bacteriana Múltiple , Pruebas de Sensibilidad Microbiana , Fósforo , Ácido Úrico , Urinálisis , Cálculos UrinariosRESUMEN
Seventy (70) appendiceal specimens and 80 ice-cream samples were analysed to detect Yersinia enterocolitica using three different media. Both Y. enterocolitica and Citrobacter freundii were recovered in appendiceal specimens (17.1% and 8.6%) and ice-cream (26.25% and 18.75%) respectively. Thioglycollate medium was more selective and productive in isolating Yersinia. Y. enterocolitica was the major causative agent of acute appendicitis (11/25, 44%). It was sensitive to chloramphenicol, gentamicin, tetracycline and trimethoprim- sulfamethoxazole.
Asunto(s)
Apendicitis/microbiología , Helados/microbiología , Yersiniosis/microbiología , Yersinia enterocolitica/aislamiento & purificación , Enfermedad Aguda , Adolescente , Adulto , Niño , Medios de Cultivo , Farmacorresistencia Microbiana , Enfermedades Transmitidas por los Alimentos/microbiología , Humanos , Libia , Pruebas de Sensibilidad MicrobianaRESUMEN
Serum iron, serum total iron binding capacity and tranferrin saturation levels were measured in 45 infants, of whom 19 had urinary tract infections confirmed by positive suprapubic aspiration. The control group comprised 26 healthy infants with negative results. Mean serum iron and transferrin saturation values were significantly lower in infants with urinary tract infection compared with the control group (P < 0.01 and P < 0.001 respectively), especially if the cultured organism was Escherichia coli (P < 0.01, P < 0.02). Total iron binding capacity was within the normal range. We conclude that iron deficiency is not a major factor in the etiopathogenesis of urinary tract infection in Libyan infants.
Asunto(s)
Anemia Ferropénica/complicaciones , Infecciones por Escherichia coli/etiología , Infecciones por Klebsiella/etiología , Estado Nutricional , Infecciones por Proteus/etiología , Infecciones Urinarias/etiología , Anemia Ferropénica/sangre , Anemia Ferropénica/diagnóstico , Estudios de Casos y Controles , Femenino , Humanos , Lactante , Hierro/sangre , Libia , Masculino , Evaluación Nutricional , Prevalencia , Factores de Riesgo , Transferrina/metabolismoRESUMEN
Serum iron, serum total iron binding capacity and transferrin saturation levels were measured in 45 infants, of whom 19 had urinary tract infections confirmed by positive suprapubic aspiration. The control group comprised 26 healthy infants with negative results. Mean serum iron and transferrin saturation values were significantly lower in infants with urinary tract infection compared with the control group [P < 0.01 and P < 0.001 respectively], especially if the cultured organism was Escherichia coli [P < 0.01, P < 0.02]. Total iron binding capacity was within the normal range. We conclude that iron deficiency is not a major factor in the etiopathogenesis of urinary tract infection in Libyan infants
Asunto(s)
Anemia Ferropénica , Estudios de Casos y Controles , Infecciones por Escherichia coli , Hierro , Infecciones por Klebsiella , Evaluación Nutricional , Estado Nutricional , Prevalencia , Infecciones por Proteus , Transferrina , Infecciones UrinariasRESUMEN
Seventy [70] appendiceal specimens and 80 ice-cream samples were analysed to detect Yersinia enterocolitica using three different media. Both Y. enterocolitica and Citrobacter freundii were recovered in appendiceal specimens [17.1% and 8.6%] and ice-cream [26.25% and 18.75%] respectively. Thioglycollate medium was more selective and productive in isolating Yersinia. Y. enterocolitica was the major causative agent of acute appendicitis [11/25, 44%]. It was sensitive to chloramphenicol, gentamicin, tetracycline and trimethoprim- sulfamethoxazole