{"id":8428,"date":"2026-10-22T16:36:10","date_gmt":"2026-10-22T13:36:10","guid":{"rendered":"https:\/\/wiki.voka.io\/glossary\/mialgia\/"},"modified":"2026-10-22T16:36:11","modified_gmt":"2026-10-22T13:36:11","slug":"mialgia","status":"publish","type":"glossary_item","link":"https:\/\/wiki.voka.io\/es\/glosario\/mialgia\/","title":{"rendered":"Mialgia"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">La mialgia (del griego <em>myos<\/em>, m\u00fasculo, y <em>algos<\/em>, dolor) es un s\u00edndrome doloroso de la musculatura estriada (esquel\u00e9tica). En infectolog\u00eda, este s\u00edntoma constituye uno de los marcadores b\u00e1sicos de la respuesta inflamatoria sist\u00e9mica o un signo de afectaci\u00f3n parasitaria directa del tejido muscular.<\/p>\n\n<h2 id=\"h-&#x44D;&#x442;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;-&#x438;-&#x43F;&#x430;&#x442;&#x43E;&#x444;&#x438;&#x437;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;\" class=\"wp-block-heading\">Etiolog\u00eda y fisiopatolog\u00eda<\/h2>\n\n<p class=\"wp-block-paragraph\">El mecanismo de desarrollo de la mialgia se divide en dos tipos:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>toxicoinfeccioso<\/strong>: este tipo de mialgia (caracter\u00edstico de la gripe, la infecci\u00f3n por coronavirus y la fiebre del dengue) se produce sin presencia f\u00edsica del virus en los m\u00fasculos. Se debe a una liberaci\u00f3n masiva de citocinas proinflamatorias en la sangre (especialmente factor de necrosis tumoral e interleucina-6). Estas mol\u00e9culas aumentan dr\u00e1sticamente la sensibilidad de los nociceptores (receptores del dolor) de las fibras musculares, provocando una sensaci\u00f3n de dolorimiento en todo el cuerpo;<\/li>\n\n\n\n<li><strong>invasivo<\/strong>: tiene una naturaleza completamente diferente. Este tipo de mialgia es caracter\u00edstico de las helmintiasis, en particular de la triquinelosis. En este caso, las larvas del par\u00e1sito penetran f\u00edsicamente en el interior de la fibra muscular a trav\u00e9s del torrente sangu\u00edneo (con mayor frecuencia en los m\u00fasculos gastrocnemios, masticatorios y deltoides). La larva se enrolla en espiral y queda recubierta por una c\u00e1psula densa (encapsulaci\u00f3n). Esto provoca un proceso inflamatorio local (miositis), edema tisular y dolor agudo y extenuante ante el m\u00e1s m\u00ednimo movimiento.<\/li>\n<\/ul>\n\n<h2 id=\"h-&#x43A;&#x43B;&#x438;&#x43D;&#x438;&#x447;&#x435;&#x441;&#x43A;&#x43E;&#x435;-&#x437;&#x43D;&#x430;&#x447;&#x435;&#x43D;&#x438;&#x435;\" class=\"wp-block-heading\">Importancia cl\u00ednica<\/h2>\n\n<p class=\"wp-block-paragraph\">Las caracter\u00edsticas de la mialgia ayudan al m\u00e9dico a realizar el diagn\u00f3stico diferencial:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>dolorimiento difuso (sensaci\u00f3n de dolor sordo o malestar en los m\u00fasculos y las articulaciones de todo el cuerpo)<\/strong>: en combinaci\u00f3n con fiebre alta y manifestaciones catarrales, indica una infecci\u00f3n v\u00edrica respiratoria aguda (IVRA). En este caso, el tratamiento se limita a la administraci\u00f3n de antiinflamatorios no esteroideos para bloquear la s\u00edntesis de prostaglandinas;<\/li>\n\n\n\n<li><strong>dolor muscular localizado y progresivo<\/strong>: acompa\u00f1ado de edema facial, fiebre y eosinofilia intensa, es un signo patognom\u00f3nico de triquinelosis. En este caso, se requiere la administraci\u00f3n inmediata de antihelm\u00ednticos, en ocasiones (en casos graves) en combinaci\u00f3n con glucocorticoides sist\u00e9micos.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>La mialgia (del griego <em>myos<\/em>, m\u00fasculo, y <em>algos<\/em>, dolor) es un s\u00edndrome doloroso de la musculatura estriada (esquel\u00e9tica). En infectolog\u00eda, este s\u00edntoma constituye uno de los marcadores b\u00e1sicos de la respuesta inflamatoria sist\u00e9mica o un signo de afectaci\u00f3n parasitaria directa del tejido muscular.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-8428","glossary_item","type-glossary_item","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Mialgia: definici\u00f3n m\u00e9dica y descripci\u00f3n | Voka Wiki<\/title>\n<meta name=\"description\" content=\"La mialgia (del griego myos, m\u00fasculo, y algos, dolor) es un s\u00edndrome doloroso de la musculatura estriada (esquel\u00e9tica). 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