{"id":10695,"date":"2019-01-16T11:26:22","date_gmt":"2019-01-16T10:26:22","guid":{"rendered":"https:\/\/asscat-hepatitis.org\/?p=10695"},"modified":"2019-01-16T11:26:22","modified_gmt":"2019-01-16T10:26:22","slug":"larn-del-vhc-esta-present-en-els-fluids-corporals-dels-pacients-amb-alta-carrega-viral","status":"publish","type":"post","link":"https:\/\/asscat-hepatitis.org\/ca\/larn-del-vhc-esta-present-en-els-fluids-corporals-dels-pacients-amb-alta-carrega-viral\/","title":{"rendered":"L\u2019ARN del VHC est\u00e0 present en els fluids corporals dels pacients amb alta c\u00e0rrega viral"},"content":{"rendered":"<p>[et_pb_section bb_built=&#8221;1&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;3.0.106&#8243; custom_margin=&#8221;|||&#8221; custom_padding=&#8221;0px||0px|&#8221; next_background_color=&#8221;#000000&#8243;][et_pb_row custom_padding=&#8221;0px||0px|&#8221; _builder_version=&#8221;3.0.106&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221;][et_pb_column type=&#8221;4_4&#8243;][et_pb_post_title author=&#8221;off&#8221; date_format=&#8221;d\/m\/Y&#8221; comments=&#8221;off&#8221; featured_placement=&#8221;background&#8221; text_background=&#8221;on&#8221; text_bg_color=&#8221;#ffffff&#8221; module_class=&#8221;ac-post-title-section-0&#8243; _builder_version=&#8221;3.0.106&#8243; title_font=&#8221;Montserrat|600|||||||&#8221; title_text_color=&#8221;#2d2d2d&#8221; title_letter_spacing=&#8221;-1px&#8221; title_line_height=&#8221;1.2em&#8221; meta_font=&#8221;Open Sans||||||||&#8221; meta_text_color=&#8221;rgba(45,45,45,0.5)&#8221; text_orientation=&#8221;center&#8221; custom_margin=&#8221;|||&#8221; custom_padding=&#8221;|20px|20px|20px&#8221; title_text_align=&#8221;center&#8221; meta_font_size=&#8221;13px&#8221; meta_text_align=&#8221;center&#8221;]<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_post_title][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section bb_built=&#8221;1&#8243; specialty=&#8221;on&#8221; _builder_version=&#8221;3.0.106&#8243; custom_padding=&#8221;0px|||&#8221; prev_background_color=&#8221;#000000&#8243; next_background_color=&#8221;#000000&#8243;][et_pb_column type=&#8221;2_3&#8243; specialty_columns=&#8221;2&#8243;][et_pb_row_inner admin_label=&#8221;Fila&#8221; _builder_version=&#8221;3.0.106&#8243;][et_pb_column_inner type=&#8221;4_4&#8243; saved_specialty_column_type=&#8221;2_3&#8243;][et_pb_text admin_label=&#8221;Contenido Entrada 1&#8243; ul_type=&#8221;square&#8221; module_class=&#8221;ac-posts-content&#8221; _builder_version=&#8221;3.0.106&#8243; text_orientation=&#8221;justified&#8221; background_layout=&#8221;light&#8221;]<\/p>\n<h3>El virus de l\u2019hepatitis C (VHC) causa una infecci\u00f3 aguda i cr\u00f2nica. La infecci\u00f3 aguda pel VHC sol ser asimptom\u00e0tica i rara vegada (o mai) s\u2019associa amb una malaltia potencialment mortal.<\/h3>\n<p>Al voltant del 15% al 45% de les persones infectades eliminen el virus del seu organisme de forma espont\u00e0nia sis mesos despr\u00e9s de la infecci\u00f3 sense necessitat de cap tractament.<\/p>\n<p>Hi ha una epid\u00e8mia en curs d\u2019infecci\u00f3 per VHC entre homes que tenen sexe amb homes (HSH). Tot i que els estudis epidemiol\u00f2gics van observar una associaci\u00f3 amb certes pr\u00e0ctiques sexuals i\/o l\u2019\u00fas concomitant de drogues recreatives, els mecanismes subjacents de la transmissi\u00f3 del VHC a trav\u00e9s d\u2019aquestes rutes segueixen estant mal definits.<\/p>\n<p>Els cient\u00edfics de la Universitat M\u00e8dica de Viena (Viena, \u00c0ustria) van inscriure prospectivament a 34 pacients amb infecci\u00f3 per VHC aguda (HCA) o cr\u00f2nica (HCC). Es van obtenir mostres rectals i nasals en tots els pacients i, despr\u00e9s del calibratge i validaci\u00f3 de l\u2019assaig de VHC, es van quantificar els nivells d\u2019ARN del VHC en les mostres obtingudes. Es van realitzar proves de sang oculta en femta per descartar sagnat rectal. L\u2019edat mitjana va ser de 43 \u00b1 8 anys, la majoria dels pacients (91%; 31\/34) eren VIH+ i el 82% (28\/34) eren homes, dels quals el 64% (18\/28) s\u00f3n HSH. Es van utilitzar q\u00fcestionaris per avaluar conductes de risc relacionades amb l\u2019\u00fas recreatiu de drogues i pr\u00e0ctiques sexuals.<\/p>\n<p>Es va observar l\u2019HCA en el 32% (11\/34) dels pacients i tots aquests eren VIH+HSH i el 91% (10\/11) tenien antecedents de malalties de transmissi\u00f3 sexual. El genotip del VHC (GT) m\u00e9s com\u00fa va ser GT-1a (50%; 17\/34), mentre que el GT-1b, GT-2, GT-3 i GT-4 es van observar en 15% (5\/34), 3% (1\/34), 21% (7\/34) i 12% (4\/34) d\u2019ells, respectivament. Vint-i-tres (68%) pacients va tenir almenys una mostra positiva (56%; 19\/34 nasal i 52%; 17\/33 rectal), mentre que mai es va poder detectar la contaminaci\u00f3 a la sang. Els individus amb mostra d\u2019hisop positiva van tenir significativament major vir\u00e8mia per ARN del VHC en comparaci\u00f3 amb els pacients amb mostra d\u2019hisop negativa (6,37 IQR 1,06 log UI\/mL versus 4,76 IQR 2,54 log UI\/mL.<\/p>\n<p>Els autors van concloure que l\u2019ARN del VHC \u00e9s f\u00e0cilment detectable en el recte (malgrat l\u2019abs\u00e8ncia de sang oculta en la femta) i en els fluids nasals en els pacients amb HCA\/HCC, independentment de l\u2019estat del VIH, la durada de la infecci\u00f3 pel VHC o la via sospitada d\u2019adquisici\u00f3 del VHC. Per tant, les dades suggereixen que l\u2019intercanvi \u201cd\u2019eines\u201d per aspirar drogues nasals i el coit anal sense protecci\u00f3 representen pr\u00e0ctiques d\u2019alt risc per a la transmissi\u00f3 del VHC, especialment en pacients amb alts nivells s\u00e8rics de l\u2019ARN del VHC.<\/p>\n<p>David Chromy, MD, l\u2019autor principal de l\u2019estudi, va dir: <em>\u201cRealment esper\u00e0vem trobar l\u2019ARN del VHC en els fluids corporals dels nostres pacients. No obstant, ens vam proposar descartar curosament la contaminaci\u00f3 del l\u00edquid rectal per sagnat ocult (com un factor de confusi\u00f3 potencial) mitjan\u00e7ant la realitzaci\u00f3 d\u2019una prova respectiva per a detectar sang fecal oculta. Aquests fluids corporals poden servir com a vectors per a la transmissi\u00f3, per\u00f2 creiem fermament que \u00e9s necessari un traumatisme i\/o sagnat addicional de la mucosa per a transmetre l\u2019ARN del VHC i, per tant, la infecci\u00f3 pel VHC\u201d<\/em>. L\u2019estudi es va presentar a The Liver Meeting organitzat per l\u2019Associaci\u00f3 Americana per a l\u2019Estudi de les Malalties Hep\u00e0tiques (AASLD, en les seves sigles en angl\u00e8s) els dies 9 i 13 de novembre del 2018 a San Francisco (Estats Units).<\/p>\n<p><em>\u00a0<\/em><\/p>\n<p>Font: <a href=\"https:\/\/www.labmedica.es\/microbiologia\/articles\/294776348\/el-arn-del-vhc-esta-presente-en-los-fluidos-corporales-de-los-pacientes-con-alta-carga-viral.html\">labmedica.es<\/a><\/p>\n<p>Not\u00edcia tradu\u00efda per l\u2019ASSCAT<\/p>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=&#8221;Fila&#8221; custom_padding=&#8221;0px|||&#8221; _builder_version=&#8221;3.0.105&#8243; custom_margin=&#8221;|||&#8221;][et_pb_column_inner type=&#8221;4_4&#8243; saved_specialty_column_type=&#8221;2_3&#8243;][et_pb_post_title admin_label=&#8221;Metadatos &#8211; Fecha \u00daltima actualizaci\u00f3n&#8221; title=&#8221;off&#8221; author=&#8221;off&#8221; date_format=&#8221;d\/m\/Y&#8221; categories=&#8221;off&#8221; comments=&#8221;off&#8221; featured_image=&#8221;off&#8221; _builder_version=&#8221;3.0.106&#8243; title_text_align=&#8221;left&#8221; meta_font=&#8221;Open Sans||||||||&#8221; meta_text_align=&#8221;left&#8221; meta_font_size=&#8221;13px&#8221; meta_text_color=&#8221;#0082ca&#8221; border_width_top=&#8221;1px&#8221; border_color_top=&#8221;#cccccc&#8221; custom_margin=&#8221;50px|||&#8221; custom_padding=&#8221;10px|||&#8221; custom_css_before=&#8221;content:%22\u00daltima actualizaci\u00f3n:%22;&#8221; global_module=&#8221;3449&#8243; saved_tabs=&#8221;all&#8221;]<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_post_title][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][et_pb_column type=&#8221;1_3&#8243;][et_pb_sidebar orientation=&#8221;right&#8221; area=&#8221;et_pb_widget_area_8&#8243; module_class=&#8221;ac-posts-sidebar&#8221; _builder_version=&#8221;3.0.106&#8243; global_module=&#8221;3198&#8243; saved_tabs=&#8221;all&#8221;]<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_sidebar][\/et_pb_column][\/et_pb_section][et_pb_section bb_built=&#8221;1&#8243; _builder_version=&#8221;3.0.106&#8243; custom_padding=&#8221;||0px|&#8221; prev_background_color=&#8221;#000000&#8243; module_class=&#8221;ac-post-section-share-rrss&#8221;][et_pb_row custom_padding=&#8221;||0px|&#8221; custom_margin=&#8221;|||&#8221; _builder_version=&#8221;3.0.105&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221;][et_pb_column type=&#8221;4_4&#8243;][et_pb_divider color=&#8221;#e20611&#8243; show_divider=&#8221;on&#8221; divider_style=&#8221;ridge&#8221; _builder_version=&#8221;3.0.106&#8243; \/][et_pb_text _builder_version=&#8221;3.0.106&#8243; text_font=&#8221;Montserrat||||||||&#8221; text_text_color=&#8221;#e20611&#8243; text_orientation=&#8221;center&#8221; custom_margin=&#8221;||0px|&#8221; custom_padding=&#8221;|||&#8221; background_layout=&#8221;light&#8221; disabled=&#8221;on&#8221;]<\/p>\n<h5>Desde aqu\u00ed puedes compartir esta publicaci\u00f3n. \u00a1Gracias!<\/h5>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n<!-- Begin Yuzo --><div class='yuzo_related_post style-1'  data-version='5.12.77'><!-- without result --><div class='yuzo_clearfixed yuzo__title yuzo__title'><h3>Related Post<\/h3><\/div>\n\t\t\t\t\t\t  <div class=\"relatedthumb \" style=\"width:125px;float:left;overflow:hidden;\">  \n\t\t\t\t\t\t\t  \n\t\t\t\t\t\t\t  <a  href=\"https:\/\/asscat-hepatitis.org\/ca\/la-fda-atorga-una-subvencio-a-livermultiscan-per-ajudar-als-pacients-amb-nash\/\"  >\n\t\t\t\t\t\t\t\t\t  <div class=\"yuzo-img-wrap \" style=\"width: 125px;height:90px;\">\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<div class=\"yuzo-img\" style=\"background:url('https:\/\/asscat-hepatitis.org\/wp-content\/uploads\/FDA-1-150x150.png') 50% 50% no-repeat;width: 125px;height:90px;margin-bottom: 5px;background-size: cover; 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