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- W2791291277 abstract "espanolEl numero de pacientes en riesgo de padecer infeccion fungica invasora (IFI) esta en aumento. Debido a su elevada mortalidad, es necesario disponer de nuevas herramientas diagnosticas mas rapidas, sensibles y especificas que las que disponemos en la actualidad. Los ultimos avances en el diagnostico de la candidiasis invasora incluyen Hibridacion In Situ de Acidos Peptidonucleicos (PNA-FISH), MALDI-TOF directo o PCR multiple. Mientras que todas estas tecnicas se realizan sobre frascos de hemocultivo positivos, T2Candida© se basa en una PCR con deteccion por resonancia magnetica T2 directamente en sangre total, y permite la deteccion de entre 1-3 UFC/mL de Candida en aproximadamente 4 horas. Mas alla del galactomanano (GM), una de las ultimas novedades en el diagnostico de IFI causada por hongos filamentosos es la estandarizacion internacional de las tecnicas moleculares, con la aparicion de varios kits comerciales. Una buena estrategia para el diagnostico de aspergilosis invasora es la combinacion de GM y PCR. La PCR asociada a ionizacion por electrospray/espectrometria de masas y la deteccion de compuestos organicos volatiles en aire exhalado mediante cromatografia de gases asociada a espectrometria de masas son otras aproximaciones prometedoras al diagnostico de IFI que aun deben ser validadas.. EnglishThe number of patients at risk of suffering invasive fungal infection (IFI) is increasing. Because of its high mortality, new rapid and accurate diagnostic tools are needed. Last advances in invasive candidiasis diagnosis comprise Peptide Nucleic Acid Fluorescent In-Situ Hybridization (PNA-FISH), direct MALDI-TOF or multiplex acid nucleic testing. While all of them rely in positive blood cultures, T2Candida© uses PCR coupled with T2Magnetic resonance detection directly in whole blood, allowing detection of 1-3 UFC/mL of Candida in about four hours. Beyond galactomannan (GM), novelties in IFI caused by molds include the international standardization of PCR techniques, with several commercial kits available. A combination of GM and PCR appears to be a good diagnostic strategy for invasive aspergillosis. PCR coupled to electrospray ionization/mass spectrometry and detection of volatile organic compounds in exhaled air by gas chromatography/mass spectrometry are other promising approaches to IFI diagnostic that still need to be validated." @default.
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- W2791291277 date "2017-01-01" @default.
- W2791291277 modified "2023-09-24" @default.
- W2791291277 title "Actualización en el diagnóstico de la infección fúngica invasora" @default.
- W2791291277 hasPublicationYear "2017" @default.
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