{"id":15061,"date":"2026-03-19T00:00:53","date_gmt":"2026-03-18T23:00:53","guid":{"rendered":"https:\/\/dev.institutchiaribcn.com\/enfermedades\/la-impressio-basilar\/"},"modified":"2026-03-30T12:36:57","modified_gmt":"2026-03-30T10:36:57","slug":"impressio-basilar","status":"publish","type":"enfermedades","link":"https:\/\/institutchiaribcn.com\/ca\/impressio-basilar\/","title":{"rendered":"Impressi\u00f3 Basilar"},"content":{"rendered":"<p><strong>\u00daltima actualitzaci\u00f3: 19\/03\/2026, <\/strong><a href=\"https:\/\/institutchiaribcn.com\/ca\/personal-clinic\/\" target=\"_blank\" rel=\"noopener\"><strong>Dr. Miguel B. Royo Salvador<\/strong><\/a>, <strong>N\u00famero de col\u00b7legiat 10389.<\/strong><br \/>\n<strong>Neurocirurgi\u00e0 i Neur\u00f2leg.<\/strong><\/p>\n<h2><strong>Definici\u00f3<\/strong><\/h2>\n<p>La impressi\u00f3 basilar o Invaginaci\u00f3 basilar \u00e9s la malformaci\u00f3 cervico-occipital m\u00e9s freq\u00fcent i, per aix\u00f2, la que es troba m\u00e9s sovint associada a insufici\u00e8ncies neurol\u00f2giques de la regi\u00f3 cervico-bulbar. Es tracta de la invaginaci\u00f3 del contorn ossi del forat occipital cap a l\u2019interior de la fossa posterior, amb reducci\u00f3 de la seva capacitat, conferint a la base del crani una forma cupular oposada a la normal (convexob\u00e0sia).<\/p>\n<p>El foramen m\u00e0gnum normalment \u00e9s petit, deformat i est\u00e0 despla\u00e7at cap a dalt dins de la cavitat cranial. El clivus est\u00e0 elevat. L\u2019atles est\u00e0 poc desenvolupat, pot ser asim\u00e8tric i normalment est\u00e0 unit a l\u2019os occipital; la l\u00e0mina pot arribar a estar incompletament formada. L\u2019odontoide i l\u2019axis estan projectats cap endavant i amunt respecte a la seva posici\u00f3 normal i envaint el canal espinal. S\u2019acostuma a associar a la S\u00edndrome d\u2019Arnold Chiari i, menys sovint, a la Siringomi\u00e8lia.<\/p>\n<p>&nbsp;<\/p>\n<div align=\"center\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-8105\" src=\"https:\/\/institutchiaribcn.com\/wp-content\/uploads\/2019\/01\/TAC-Linea-Chamberlain.jpg\" alt=\"\" width=\"346\" height=\"290\" \/><\/div>\n<p><em>Fig. 1. Impressi\u00f3 Basilar. TAC cranial amb la l\u00ednia de Chamberlain, que uneix l\u2019extrem posterior del forat magne (opisthion) amb l\u2019extrem posterior del paladar dur, ha de passar pel v\u00e8rtex de l\u2019ap\u00f2fisi odontoide. En aquest cas sobrepassa 5,3mm.<\/em><\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<h2><strong>S\u00edmptomes<\/strong><\/h2>\n<p>Al voltant de la meitat dels casos d\u2019Invaginaci\u00f3 Basilar s\u00f3n asimptom\u00e0tics, mentre que l\u2019altra meitat pot presentar efectes secundaris sobre el sistema nervi\u00f3s. Cl\u00ednicament es caracteritza per <strong>l\u2019escur\u00e7ament del coll amb tend\u00e8ncia a inclinar-lo cap endavant i en h\u00edper-extensi\u00f3, torticoli, limitaci\u00f3 dels moviments cervicals i dolor cervico-occipital constant.<\/strong><\/p>\n<p>Les manifestacions neurol\u00f2giques s\u00f3n pr\u00f2pies d\u2019una compressi\u00f3 de la medul\u00b7la cervical superior: <strong>p\u00e8rdua de for\u00e7a i espasticitat, inestabilitat de la marxa, dismetria i progressiva p\u00e8rdua de sensibilitat. Pot participar en un augment cr\u00f2nic de la pressi\u00f3 intracranial.<\/strong><\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<h2><strong>Tomografia axial computada \u2013 TAC CRANIAL<\/strong><\/h2>\n<div style=\"text-align: left;\" align=\"center\">\n<p>Pel diagn\u00f2stic i control de la IB, es visualitza el crani en una tomografia axial computada -TAC cranial- o una radiografia (RX) craneocervical de perfil.<\/p>\n<p>Pot ser que el diagn\u00f2stic es realitzi tamb\u00e9 a trav\u00e9s d\u2019una Resson\u00e0ncia Magn\u00e8tica Nuclear \u2013 RMN encef\u00e0lica o cranial-, per\u00f2, una vegada detectada, pel control \u00f2ptim de la malformaci\u00f3, s\u2019indica el TAC o la RX.<\/p>\n<p>El diagn\u00f2stic es realitza mitjan\u00e7ant la mesura de Fischgold, la l\u00ednia bimastoidea de Fischgold i Metzger, la l\u00ednia dig\u00e0strica de Fischgold i Metzger o les m\u00e9s conegudes de Mac Gregor i Chamberlain (Fig. 1).<\/p>\n<\/div>\n<p>&nbsp;<\/p>\n<hr \/>\n<h2><strong>Causes<\/strong><\/h2>\n<p><strong>-Segons les teories convencionals:<\/strong><\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\">La Invaginaci\u00f3 Basilar idiop\u00e0tica (IBi) \u00e9s considerada com una malformaci\u00f3 prim\u00e0ria, i s\u2019atribueix a una sinostosi preco\u00e7 de la sutura esfeno-occipital.<\/li>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\">La Invaginaci\u00f3 Basilar secund\u00e0ria pot ser deguda a causes addicionals relacionades amb malalties \u00f2ssies com: Artritis reumatoide, Hiperparatiro\u00efdisme, Malaltia de Paget, Alteracions en l\u2019Osteog\u00e8nesi, Raquitisme.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong>&#8211; Segons el m\u00e8tode Sanitari Filum System<sup>\u00ae<\/sup>:<\/strong><\/p>\n<p>La deformaci\u00f3 observada en l\u2019IBi es deu a un mecanisme cong\u00e8nit d\u2019asincronia en el creixement, en la fase embrion\u00e0ria, entre la medul\u00b7la espinal i el sistema nervi\u00f3s central amb la columna vertebral. Aix\u00f2 genera una for\u00e7a de tracci\u00f3 medul\u00b7lar an\u00f2mala que es transmet des del c\u00f2ccix, pel filum terminale, fins al crani. Com m\u00e9s intensa i primerenca sigui aquesta for\u00e7a en la seva aplicaci\u00f3, m\u00e9s rellev\u00e0ncia tindran les manifestacions \u00f2ssies de la invaginaci\u00f3.<\/p>\n<p>La Impressi\u00f3 Basilar comparteix la causa de la tracci\u00f3 excessiva produ\u00efda per un Filum Terminale excessivament tens, amb la S\u00edndrome d\u2019Arnold Chiari I, la Siringomi\u00e8lia i l\u2019Escoliosi idiop\u00e0tiques, aix\u00ed com amb les altres malformacions de la xarnera occipital associades (sent totes elles diferents manifestacions de la Malaltia del Filum).<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<h2><strong>Factors de risc<\/strong><\/h2>\n<p>Els factors de risc amb m\u00e9s influ\u00e8ncia en el desenvolupament de l\u2019IBi s\u00f3n els antecedents familiars: es tracta d\u2019una patologia de tipus cong\u00e8nit, que es pot transmetre entre familiars. I comparteix la incid\u00e8ncia gen\u00e8tica amb la Malaltia del Filum \u2013 el mecanisme patol\u00f2gic de la qual es troba en tots els embrions humans-, i la seva traducci\u00f3 cl\u00ednica dep\u00e8n de la intensitat, del context i forma d\u2019expressi\u00f3 d\u2019aquest conflicte mec\u00e0nic.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<h2><strong>Complicacions<\/strong><\/h2>\n<p>Les complicacions de la Invaginaci\u00f3 Basilar poden dependre del grau de tracci\u00f3 caudal o del conflicte mec\u00e0nic conseq\u00fcent en el forat occipital. Aquest \u00faltim condiciona la magnitud i intensitat o grau del conflicte entre la tracci\u00f3 de la medul\u00b7la espinal i el tronc cerebral.<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\"><strong>Deteriorament de la qualitat de vida:<\/strong> En la invaginaci\u00f3 Basilar, torticoli, limitaci\u00f3 dels moviments cervicals, dolors cervico-occipitals constants, p\u00e8rdua de for\u00e7a en les extremitats, espasticitat i inestabilitat de la marxa, dismetria i p\u00e8rdua de sensibilitat, poden arribar a ser cr\u00f2nics, augmentant progressivament i deteriorant cada vegada m\u00e9s l\u2019estat del malalt, limitant la seva activitat normal.<\/li>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\"><strong>Dolor cr\u00f2nic: <\/strong>els pacients afectats d\u2019Impressi\u00f3 Basilar poden arribar a necessitar el suport d\u2019una Unitat del Dolor, perqu\u00e8 els medicaments antiinflamatoris o anti\u00e0lgics de primera elecci\u00f3 poden arribar a no ser suficients per suportar els s\u00edmptomes dolorosos i les crisis de cefalea caracter\u00edstiques de la malaltia.<\/li>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\"><strong>Mort sobtada: <\/strong>pot ser deguda a lesions en els nuclis de les funcions cardio-respirat\u00f2ries del tronc cerebral, on es desenvolupa el conflicte mec\u00e0nic. Els trastorns respiratoris durant el son poden constituir un aspecte de la patologia, podent expressar-se en forma d\u2019apnees, parades respirat\u00f2ries o fins i tot en forma de mort sobtada. D\u2019aqu\u00ed, la import\u00e0ncia d\u2019un diagn\u00f2stic i d\u2019un tractament preco\u00e7.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<hr \/>\n<h2><strong>Tractament<\/strong><\/h2>\n<p>El tractament convencionalment acceptat per a la Impressi\u00f3 Basilar \u00e9s neuroquir\u00fargic.<\/p>\n<p>Actualment la craniotomia o descompressi\u00f3 suboccipital \u00e9s el tractament est\u00e0ndard que es realitza en la majoria dels centres del m\u00f3n per aquest diagn\u00f2stic. S\u2019acostuma a indicar especialment per a casos asimptom\u00e0tics, ja que provoca m\u00e9s morbiditat i mortalitat que l\u2019evoluci\u00f3 natural de la mateixa patologia.<\/p>\n<p>Des de 1993, en canvi, amb la publicaci\u00f3 de la tesi doctoral del Dr. Royo Salvador, que relaciona la tracci\u00f3 caudal de tot el sistema nervi\u00f3s pel Filum Terminale com a causa de la invaginaci\u00f3 \u00f2ssia \u2013 entre d\u2019altres malalties-, s\u2019ha dissenyat un nou tractament, que en aquest cas \u00e9s etiol\u00f2gic o pel que fa a la causa, ja que que en seccionar quir\u00fargicament el filum terminale s\u2019elimina la for\u00e7a de tracci\u00f3 medul\u00b7lar caudal responsable del mecanisme patol\u00f2gic.<\/p>\n<p>La nostra t\u00e8cnica de la Secci\u00f3 del Filum Terminale (SFT) \u00e9s m\u00ednimament invasiva i s\u2019acostuma a indicar en tots els casos, simptom\u00e0tics o no simptom\u00e0tics, com m\u00e9s aviat millor, ja que els riscos s\u00f3n m\u00ednims i molt inferiors als de la patologia en el moment en el qual hi ha riscos m\u00ednims i molt inferiors als de la patologia en si, a m\u00e9s atura la seva evoluci\u00f3.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<div class=\"row\">\n<div align=\"center\">\n<h3><strong>Secci\u00f3 del Filum Terminale (SFT) amb la t\u00e8cnica m\u00ednimament invasiva segons el Filum System<sup>\u00ae<\/sup>:<\/strong><\/h3>\n<p>&nbsp;<\/p>\n<\/div>\n<div class=\"col-md-6\">\n<div class=\"boxAdvantages barAdvantages\">\n<div align=\"center\">\n<h3><strong>AVANTATGES<\/strong><\/h3>\n<\/div>\n<p style=\"text-align: justify; padding-left: 30px;\">1. Elimina la causa de la invaginaci\u00f3 basilar i de diverses patologies associades.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">2. Elimina el mecanisme que provoca el conflicte en la xarnera occipital, i amb ella el risc de mort sobtada.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">3. La seva aplicaci\u00f3 suposa el 0% de la mortalitat, sense seq\u00fceles en m\u00e9s de 1.500 casos operats amb el nostre m\u00e8tode Filum System<sup>\u00ae<\/sup>.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">4. Amb la t\u00e8cnica m\u00ednimament invasiva, el temps quir\u00fargic \u00e9s de 45 minuts. Poques hores d\u2019ingr\u00e9s. Anest\u00e8sia local. Postoperatori curt i sense limitacions.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">5. Millora els s\u00edmptomes i atura l\u2019evoluci\u00f3 del mecanisme patol\u00f2gic.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">6. Evita l\u2019hidrocef\u00e0lia per l\u2019impacte de les am\u00edgdales cerebel\u00b7loses en el forat occipital, normalment associat a la Impressi\u00f3 Basilar.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">7. Millora la circulaci\u00f3 sangu\u00ednia a tot el SN i per tant, les facultats cognitives que poden estar afectades per la tracci\u00f3 medul\u00b7lar.<\/p>\n<\/div>\n<\/div>\n<div class=\"col-md-6\">\n<div class=\"boxDisadvantages barDisadvantages\">\n<div align=\"center\">\n<h3><strong>DESAVANTATGES<\/strong><\/h3>\n<\/div>\n<p style=\"text-align: justify; padding-left: 30px;\">1. M\u00ednima ferida en el sacre, amb les possibles complicacions d\u2019hematoma o infecci\u00f3 de la ferida quir\u00fargica.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">2. En cas d\u2019espasticitat, a vegades s\u2019interpreta err\u00f2niament la seva millora com disminuci\u00f3 de la for\u00e7a.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">3. En el cas d\u2019alteracions de les sensacions t\u00e0ctils i la recepci\u00f3 del dolor, a vegades la seva millora s\u2019interpreta err\u00f2niament com a inconvenients.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">4. En augmentar el rec cerebral, augmenta l\u2019activitat cerebral i es poden observar alteracions an\u00edmiques durant el primer per\u00edode postoperatori.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div align=\"center\">\n<h3><strong>Craniotomia suboccipital:<\/strong><\/h3>\n<h3>(Descompressi\u00f3 del foramen magne o forat occipital)<\/h3>\n<p>&nbsp;<\/p>\n<\/div>\n<div class=\"row\">\n<div class=\"col-md-6\">\n<div class=\"boxAdvantages barAdvantages\">\n<div align=\"center\">\n<h3><strong>Avantatges<\/strong><\/h3>\n<\/div>\n<p style=\"text-align: justify; padding-left: 30px;\">1. Elimina el risc de mort sobtada.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">2. Alguns pacients milloren cl\u00ednicament.<\/p>\n<\/div>\n<\/div>\n<div class=\"col-md-6\">\n<div class=\"boxDisadvantages barDisadvantages\">\n<div align=\"center\">\n<h3><strong>Desavantatges<\/strong><\/h3>\n<\/div>\n<p style=\"text-align: justify; padding-left: 30px;\">1. No elimina la causa.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">2. Del 0,7 al 12% de la mortalitat, amb un percentatge major de risc de la intervenci\u00f3 que el de mort sobtada de la patologia..<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">3. Agressiva, mutilant i amb seq\u00fceles.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">4. Millora poc la condici\u00f3 del malalt, i per un temps limitat (que s\u2019estima en 10 anys de mitjana).<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">5. Depenent de la localitzaci\u00f3 de la lesi\u00f3, la mateixa intervenci\u00f3 pot causar d\u00e8ficit neurol\u00f2gic: Hemipar\u00e8sia (par\u00e0lisi de l\u2019hemic\u00f2s) de 0,5 a 2,1%. Alteraci\u00f3 del camp visual de 0,2% a 1,4%. Trastorn del llenguatge de 0,4 a 1%. D\u00e8ficit sensitiu de 0,3% a 1%. Inestabilitat (dificultat per caminar) de 10 a 30%.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">6. Hemorr\u00e0gia intracerebral postoperat\u00f2ria del llit quir\u00fargic, epidural o intraparenquim\u00e0tica, causant d\u00e8ficit neurol\u00f2gic o empitjorament d\u2019un d\u00e8ficit preexistent de 0,1 a 5%.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">7. Infart-edema, variable depenent del proc\u00e9s i la situaci\u00f3, fins al 5%.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">8. Infecci\u00f3 superficial de 0,1 a 6,8%, profunda o cerebral, amb formaci\u00f3 d\u2019absc\u00e9s cerebral, meningitis as\u00e8ptica-s\u00e8ptica.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">9. Alteraci\u00f3 hemodin\u00e0mica per la manipulaci\u00f3 de lesions del tronc cerebral.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">10. Emb\u00f2lia gasosa (malalts en posici\u00f3 quir\u00fargica de sedestaci\u00f3).<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">11. F\u00edstula o fuga de l\u00edquid cefalorraquidi de 3 a 14% (f\u00edstula de LCR).<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">12. Hidrocef\u00e0lia postoperat\u00f2ria.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">13. Pneumo-enc\u00e8fal.<\/p>\n<p style=\"text-align: justify; padding-left: 30px;\">14. Tetrapar\u00e8sia (p\u00e8rdua de for\u00e7a en les 4 extremitats) per la posici\u00f3 quir\u00fargica, de forma casual.<\/p>\n<\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<div align=\"center\"><\/div>\n<div align=\"center\"><\/div>\n<hr \/>\n<h2><strong>Resultats de la Secci\u00f3 del Filum Terminale<\/strong><\/h2>\n<p>Amb el m\u00e8tode del Filum System ja s\u2019han operat m\u00e9s de 1.500 pacients amb la Malaltia del Filum i la S\u00edndrome Neuro-Cranio-Vertebral.<\/p>\n<p>El prop\u00f2sit de la intervenci\u00f3 \u00e9s eliminar la causa per aturar l\u2019evoluci\u00f3 de la malaltia en el cas d\u2019IBi \u2013especialment en les manifestacions neurol\u00f2giques associades-, perqu\u00e8 la qualitat de vida del malalt no empitjori.<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<h2><strong>Refer\u00e8ncies bibliogr\u00e0fiques:<\/strong><\/h2>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\">Dr. Miguel B. Royo Salvador (1996), <a href=\"https:\/\/institutchiaribcn.com\/pdf\/publicaciones\/dr-royo\/Siringomielia-escoliosis-malformacion-Arnold_Chiari-idiopatica.pdf\" target=\"_blank\" rel=\"noopener\"><strong>Siringomielia<\/strong>, <strong>escoliosis<\/strong> y malformaci\u00f3n de <strong>Arnold-Chiari<\/strong> idiop\u00e1ticas, etiolog\u00eda com\u00fan (PDF).<\/a> REV NEUROL (Barc); 24 (132): 937-959.<\/li>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\">Dr. Miguel B. Royo Salvador (1996), <a href=\"https:\/\/institutchiaribcn.com\/pdf\/publicaciones\/dr-royo\/platibasia-impresion-basilar-retroceso-odontoideo.pdf\" target=\"_blank\" rel=\"noopener\"><strong>Platibasia<\/strong>, impresi\u00f3n basilar, retroceso odontoideo y kinking del tronco cerebral, etiolog\u00eda com\u00fan con la <strong>siringomielia<\/strong>, <strong>escoliosis<\/strong> y <strong>malformaci\u00f3n de Arnold-Chiari<\/strong> idiop\u00e1ticas (PDF).<\/a> REV NEUROL (Barc); 24 (134): 1241-1250<\/li>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\">Dr. Miguel B. Royo Salvador (1997), <a href=\"https:\/\/institutchiaribcn.com\/pdf\/publicaciones\/dr-royo\/Nuevo-tratamiento-sirignomielia-escoliosis-malformacion-Arnold_Chiari.pdf \" target=\"_blank\" rel=\"noopener\">Nuevo tratamiento quir\u00fargico para la <strong>siringomielia<\/strong>, la <strong>escoliosis<\/strong>, la <strong>malformaci\u00f3n de Arnold-Chiari<\/strong>, el kinking del tronco cerebral, el retroceso odontoideo, la impresi\u00f3n basilar y la platibasia idiop\u00e1ticas (PDF).<\/a> REV NEUROL; 25 (140): 523-530<\/li>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\">M. B. Royo-Salvador, J. Sol\u00e9-Llenas, J. M. Dom\u00e9nech, and R. Gonz\u00e1lez-Adrio, (2005) <a href=\"https:\/\/institutchiaribcn.com\/pdf\/publicaciones\/dr-royo\/results-filum-in-20-patients.pdf \" target=\"_blank\" rel=\"noopener\">&#8220;Results of the section of the <strong>filum terminale<\/strong> in 20 patients with <strong>syringomyelia<\/strong>, scoliosis and <strong>Chiari malformation<\/strong>&#8220;.(PDF).<\/a> Acta Neurochir (Wien) 147: 515\u2013523.<\/li>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\">M. B. Royo-Salvador (2014), <a href=\"https:\/\/institutchiaribcn.com\/commons\/pdf\/publicaciones\/dr-royo\/filum-system-bibliography.pdf\" target=\"_blank\" rel=\"noopener\">&#8220;Filum System<sup>\u00ae<\/sup> Bibliography&#8221; (PDF).<\/a><\/li>\n<li style=\"font-size: 16px; font-weight: 300; text-align: justify;\">M. B. Royo-Salvador (2014), <a href=\"https:\/\/institutchiaribcn.com\/ca\/publicacions-dr-royo\/\" target=\"_blank\" rel=\"noopener\">&#8220;Filum System<sup>\u00ae<\/sup> Gu\u00eda Breve&#8221;.<\/a><\/li>\n<\/ol>\n<hr \/>\n<p><button class=\"btn-full btn btn-primary fade-hover\" type=\"button\" data-toggle=\"collapse\" data-target=\"#collapseExample\" aria-expanded=\"false\" aria-controls=\"collapseExample\" aria-label=\"Left Align\">Saber-ne m\u00e9s<\/button><\/p>\n<div id=\"collapseExample\" class=\"collapse\">\n<div class=\"well\">\n<hr \/>\n<h2><strong>Malaltia del Filum<\/strong><\/h2>\n<p>Despr\u00e9s dels estudis del Dr. Royo Salvador (1992) amb la seva tesi doctoral, s\u2019ha demostrat que diverses malalties de causa desconeguda com: IBi, S\u00edndrome d\u2019Arnold Chiari I, Siringomi\u00e8lia i Escoliosi Idiop\u00e0tiques, Platib\u00e0sia, Retroc\u00e9s Odontoide, Angulaci\u00f3 del tronc cerebral, formen part del mateix grup, compartint causa: la tracci\u00f3 de la medul\u00b7la espinal i tot el sistema nervi\u00f3s, constituint un nou concepte de patologia; la Malaltia del Filum (MF). Quan el conflicte mec\u00e0nic no \u00e9s de causa cong\u00e8nita, es tracta de la S\u00edndrome Neuro-Cranio-Vertebral.<\/p>\n<p>El conflicte mec\u00e0nic que determina la for\u00e7a de tracci\u00f3 de tot el sistema nervi\u00f3s en la MF es presenta en tots els embrions humans, pel que en major o menor mesura pateixen les seves conseq\u00fc\u00e8ncies i es poden manifestar de formes i intensitats molt diverses.<\/p>\n<hr \/>\n<\/div>\n<\/div>\n","protected":false},"featured_media":1358,"template":"","class_list":["post-15061","enfermedades","type-enfermedades","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La Impressi\u00f3 Basil\u00b7liar | Institut Chiari Barcelona<\/title>\n<meta name=\"description\" content=\"La impressi\u00f3 basil\u00b7lar \u00e9s la malformaci\u00f3 c\u00e8rvic-occipital m\u00e9s freq\u00fcent, associada a 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