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Bacterial Meningitis01:24

Bacterial Meningitis

Bacterial meningitis is a severe infectious disease involving inflammation of the meninges, the protective membranes surrounding the brain and spinal cord. It occurs when pathogenic bacteria cross the blood–brain barrier and enter the cerebrospinal fluid. Common causative organisms include Neisseria meningitidis, Streptococcus pneumoniae, Haemophilus influenzae type b, Listeria monocytogenes, and Escherichia coli K1. The exact route of entry varies by pathogen and host condition.Routes of Entry...
Viral Meningitis01:18

Viral Meningitis

Viral meningitis is the most common form of meningitis and is often referred to as aseptic meningitis to indicate the absence of bacterial involvement. It is generally milder than bacterial meningitis, with symptoms including fever, headache, stiff neck, drowsiness, nausea, photophobia, and vomiting. Rarely, more severe manifestations or death may occur. Common causative agents include enteroviruses, particularly coxsackie A and B viruses and echoviruses, all members of the Enterovirus genus...
Arboviral Encephalitis01:25

Arboviral Encephalitis

Arboviral encephalitis refers to brain inflammation caused by arthropod-borne viruses, particularly those transmitted through mosquito vectors. Among these, West Nile virus (WNV), a member of the Flaviviridae family, is a significant public health concern. WNV is an enveloped, positive-sense, single-stranded RNA virus. Human infection typically begins when an infected mosquito introduces the virus into the dermis during feeding. The primary transmission cycle involves birds as amplifying hosts...
Cytomegalovirus Disease01:27

Cytomegalovirus Disease

Cytomegalovirus (CMV) disease is caused by human cytomegalovirus, a double-stranded DNA virus of the Herpesviridae family. While primary CMV infection is often asymptomatic in immunocompetent individuals, the virus can cause severe disease in neonates and immunocompromised patients. CMV is the most common cause of congenital viral infection in the United States, and a major pathogen in solid organ and hematopoietic stem cell transplant recipients.CMV is transmitted via bodily fluids, sexual...
Cryptococcal Meningitis01:27

Cryptococcal Meningitis

Cryptococcal meningitis is a life-threatening opportunistic infection predominantly associated with HIV/AIDS, accounting for over 100,000 deaths annually worldwide. However, it also affects individuals with other forms of immunosuppression, including those undergoing immunosuppressive therapy, organ transplant recipients, patients with innate immunodeficiencies, and individuals with hematological disorders. The infection is caused mainly by Cryptococcus neoformans and Cryptococcus gattii,...
Antiviral Nucleoside Inhibitors01:22

Antiviral Nucleoside Inhibitors

Antiviral Nucleoside InhibitorsAntiviral nucleoside inhibitors are structural analogs of natural nucleosides that interfere with viral DNA or RNA synthesis. These compounds selectively target viral polymerases due to their resemblance to host nucleosides, thereby disrupting viral genome replication.Mechanism of Acyclovir ActionAcyclovir is a guanosine analog with a three-carbon acyclic side chain. It selectively targets herpes simplex virus type 1 (HSV-1), herpes simplex virus type 2 (HSV-2),...

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Disminución en el uso de PCRs virales de un solo complejo y la utilización de aciclovir después de la implementación

Tracy McMillen1, Eleanor Powell1,2, Krupa Jani1

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Journal of clinical virology plus
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El panel de BioFire Meningitis/ Encefalitis (M/ E) redujo las pruebas de PCR viral y el uso de aciclovir en pacientes con cáncer. Esta herramienta de diagnóstico mejoró la eficiencia del tratamiento de la meningitis y la encefalitis en esta población vulnerable.

Palabras clave:
El acíclovirEl cáncerEncefalitis en el cerebroEnfermedad del cerebroRCP múltiplePruebas de diagnóstico rápido

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Área de la Ciencia:

  • Diagnóstico de las enfermedades infecciosas
  • En el campo de la oncología
  • Microbiología clínica

Sus antecedentes:

  • La meningitis y la encefalitis son emergencias médicas críticas.
  • El panel de BioFire Meningitis/Encefalitis (M/E) detecta 14 patógenos en el líquido cefalorraquídeo (LCR).
  • Existen datos limitados sobre el impacto del panel M/E en pacientes con cáncer.

Objetivo del estudio:

  • Evaluar el impacto del panel M/E en la utilización de pruebas antivirales y virales en pacientes con cáncer.
  • Evaluar los cambios en el uso del aciclovir y las pruebas de PCR de un solo complejo después de la aplicación.
  • Analizar el efecto del panel M/E sobre la duración del tratamiento y el número de pacientes.

Principales métodos:

  • Se utilizó un diseño de estudio previo y posterior a la intervención.
  • Se recogieron datos de los sistemas de información clínica y de laboratorio.
  • Se analizaron 476 pacientes con cáncer (207 antes de la intervención, 269 después de la intervención).

Principales resultados:

  • Las pruebas de PCR viral Singleplex disminuyeron en un 64,9% después de la implementación del panel M/E.
  • El tratamiento con aciclovir se redujo en un 29,1% en el grupo posterior a la intervención.
  • La duración del tratamiento con aciclovir disminuyó significativamente (p < 0,0274).

Conclusiones:

  • La implementación del panel M/E redujo las pruebas de PCR de un solo complejo en pacientes con cáncer.
  • El panel contribuyó a disminuir la utilización de aciclovir y la duración del tratamiento.
  • El panel BioFire M / E optimiza los enfoques diagnósticos y terapéuticos para la meningitis / encefalitis en pacientes con cáncer.