Video Experimental Relacionado
Updated: Jul 29, 2026
05:32
Povidone Iodine Rectal Preparation at Time of Prostate Needle Biopsy is a Simple and Reproducible Means to Reduce Risk of Procedural Infection
Published on: September 21, 2015
Profilaxis antimicrobiana postcoital para la infección recurrente del tracto urinario. Un ensayo aleatorizado, doble
A Stapleton1, R H Latham, C Johnson
1Department of Medicine, University of Washington, Seattle.
JAMA
|August 8, 1990
Resumen
La profilaxis antibiótica postcoital con trimetoprim-sulfametoxazol redujo significativamente las infecciones recurrentes del tracto urinario en mujeres jóvenes. Este tratamiento seguro y eficaz ofrece un enfoque económico para el manejo de infecciones urinarias frecuentes.
Área de la Ciencia:
- Urología Urología Urología.
- Enfermedades infecciosas Enfermedades infecciosas.
- Farmacología Farmacología.
Sus antecedentes:
- Las infecciones recurrentes del tracto urinario (ITU) son comunes en las mujeres jóvenes.
- Se recomienda el vaciado postcoital, pero la profilaxis con antibióticos es una estrategia de manejo alternativa.
Objetivo del estudio:
- Evaluar la eficacia de la profilaxis postcoital con antibióticos en la prevención de infecciones urinarias recurrentes en mujeres jóvenes sanas.
Principales métodos:
- Un estudio aleatorizado, doble ciego, controlado con placebo.
- 27 mujeres recibieron trimetoprima-sulfametoxazol o placebo después del coito durante 6 meses.
- Los grupos eran similares en cuanto a datos demográficos y actividad sexual.
Principales resultados:
- El trimetoprima-sulfametoxazol redujo significativamente las tasas de ITU (0,3/paciente-año) en comparación con el placebo (3,6/paciente-año).
- La eficacia se observó en diferentes frecuencias de relaciones sexuales.
- Se informó un excelente cumplimiento y pocos efectos secundarios.
Conclusiones:
- El trimetoprim-sulfametoxazol poscoital es un método seguro, eficaz y barato para el manejo de infecciones urinarias recurrentes en mujeres jóvenes.
- Esta estrategia profiláctica es beneficiosa independientemente de los niveles de actividad sexual.
Videos de Conceptos Relacionados
01:26Urinary Tract Infection I: Introduction
Urinary tract infections (UTIs) impact various parts of the urinary system, including the kidneys, ureters, bladder, and urethra. These infections are generally bacterial, with Escherichia coli being the most common causative agent, often originating from the gastrointestinal tract. However, other bacteria, such as Staphylococcus saprophyticus, Klebsiella pneumoniae, and Proteus mirabilis, are also known to cause UTIs. The type, location, and underlying complexity of the UTI guide both...
01:25Urinary Tract Infection II: Pathophysiology
The pathophysiology of urinary tract infections (UTIs) encompasses several progressive stages, beginning with bacterial colonization and culminating in potential systemic complications if untreated. UTIs are primarily initiated by bacteria, such as Escherichia coli, which often originate from the gastrointestinal tract and migrate to the urinary system through the periurethral area. This migration can occur via several routes, including improper hygiene practices, sexual activity, or...
01:30Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care
A healthcare provider can diagnose a urinary tract infection (UTI) through several methods:Medical History and Symptoms: The provider will take a detailed medical history and ask about symptoms such as frequent urination, burning sensation during urination, and lower abdominal pain.Urinalysis: A clean-catch urine sample is collected in a sterile container and tested for the presence of bacteria, white blood cells (leukocytes), nitrites, blood, and protein. The presence of leukocytes and...
01:17Urinary Tract Infection IV: Nursing Management
In managing urinary tract infections (UTIs) in nursing, a comprehensive assessment is essential. Begin by gathering subjective data, such as the patient’s complaints of dysuria (painful urination), urinary frequency, urgency, suprapubic pain, and any lower abdominal discomfort. This information can be complemented by questions regarding previous UTIs, sexual activity, and personal hygiene practices, which can provide insight into risk factors. Objective assessment should focus on signs like...
01:30Urinary Tract Calculi III: Medical Management
The diagnosis of renal calculi involves several imaging techniques, including non-contrast CT scans and ultrasound. These methods help visualize kidney stones, assess their size and location, and detect possible obstructions. Additionally, Measuring urine pH is useful for diagnosing specific stone types, such as struvite (alkaline pH) and uric acid stones (acidic pH). Cystine stones are primarily linked to cystinuria, a genetic condition. A urinalysis helps detect blood in the urine (hematuria)...
01:18Trichomoniasis
Trichomonas vaginalis is a flagellated protozoan parasite and the causative agent of trichomoniasis, one of the most prevalent non-viral sexually transmitted infections in the United States. This extracellular parasite primarily colonizes the lower genitourinary tract in women—particularly the vagina—and in men, the urethra and prostate. Its structural and functional adaptations enable its survival, motility, and pathogenicity within the host environment.Structural Features and Host EntryT.