{"id":45779,"date":"2026-03-31T08:00:00","date_gmt":"2026-03-31T06:00:00","guid":{"rendered":"https:\/\/www.servidigest.com\/?p=45779"},"modified":"2026-03-25T19:22:45","modified_gmt":"2026-03-25T18:22:45","slug":"cancer-colorectal","status":"publish","type":"post","link":"https:\/\/www.servidigest.com\/ca\/cancer-colorectal\/","title":{"rendered":"Dia Mundial contra el C\u00e0ncer de C\u00f2lon"},"content":{"rendered":"<p><strong>El c\u00e0ncer colorectal<\/strong> \u00e9s el que s\u2019origina al c\u00f2lon o el recte quan a la mucosa que recobreix aquests \u00f2rgans s\u2019originen <strong>p\u00f2lips<\/strong> (creixement anormal del teixit). Alguns d\u2019aquests p\u00f2lips es degeneren amb el temps i aleshores es produeix el c\u00e0ncer.<\/p>\n<h2>Epidemiologia<\/h2>\n<p>El c\u00e0ncer colorectal predomina en persones grans. <strong>L\u2019edat mitjana de presentaci\u00f3 \u00e9s de 70 anys<\/strong> i la majoria dels pacients (&gt;70%) tenen m\u00e9s de 50 anys en el moment del diagn\u00f2stic. No s\u2019ha d\u2019oblidar que tamb\u00e9 pot apar\u00e8ixer en persones m\u00e9s joves i <strong>la incid\u00e8ncia est\u00e0 augmentant progressivament en menors de 50 anys.<\/strong><\/p>\n<h2>Incid\u00e8ncia del c\u00e0ncer colorectal<\/h2>\n<p>S\u2019estima que a Espanya es van diagnosticar <strong>44.573 casos nous<\/strong> <strong>de c\u00e0ncer colorectal el 2025<\/strong>, convertint-se aix\u00ed en el c\u00e0ncer de major incid\u00e8ncia a Espanya considerant ambd\u00f3s sexes.<\/p>\n<p>Es tracta del segon tumor m\u00e9s freq\u00fcent en homes despr\u00e9s del de pr\u00f2stata i el segon en dones despr\u00e9s del de mama. <strong>La incid\u00e8ncia del c\u00e0ncer colorectal \u00e9s lleugerament m\u00e9s gran en homes que en dones.<\/strong><\/p>\n<h2>Factors de risc<\/h2>\n<p>Els factors de risc del c\u00e0ncer s\u00f3n aquelles condicions o agents que augmenten la probabilitat de tenir una determinada malaltia. En el cas del c\u00e0ncer de c\u00f2lon, podem distingir entre <strong>factors de risc modificables<\/strong> (que depenen dels nostres h\u00e0bits i estil de vida), i els <strong>no modificables<\/strong> (en els quals no podem intervenir):<\/p>\n<h3>Factors de risc de c\u00e0ncer de c\u00f2lon modificables<\/h3>\n<ul>\n<li><strong>Sobrep\u00e8s i obesitat:<\/strong> De la mateixa manera, determinades conductes aliment\u00e0ries (dietes riques en greixos i carns vermelles, aix\u00ed com pobres en fruita, verdura i fibra) augmenten el risc de patir aquest tipus de c\u00e0ncer.<\/li>\n<li><strong>Alcohol<\/strong><\/li>\n<li><strong>Sedentarisme:<\/strong> Fer exercici i mantenir-se actiu \u00e9s important per evitar-ho.<\/li>\n<li><strong>Tabac:<\/strong> Augmenta el risc de patir p\u00f2lips, precursors del desenvolupament del c\u00e0ncer colorectal.<\/li>\n<\/ul>\n<h3>Factors de risc del c\u00e0ncer de c\u00f2lon no modificables<\/h3>\n<ul>\n<li><strong>Edat:<\/strong> L\u2019edat \u00e9s el principal factor de risc no modificable de c\u00e0ncer colorectal. El risc de patir la malaltia augmenta amb els anys, ja que augmenta l\u2019aparici\u00f3 de p\u00f2lips al c\u00f2lon i recte. \u00c9s rar que el c\u00e0ncer colorectal aparegui en persones de menys de 40 anys, encara que als pa\u00efsos occidentals est\u00e0 augmentant la incid\u00e8ncia de c\u00e0ncer colorectal en aquest grup d\u2019edat.<\/li>\n<li><strong>Antecedents personals de p\u00f2lips:<\/strong> Persones amb antecedents de p\u00f2lips adenomatosos presenten un risc m\u00e9s gran de desenvolupar c\u00e0ncer colorectal.<\/li>\n<li><strong>Antecedents personals de c\u00e0ncer colorectal:<\/strong> Haver tingut un c\u00e0ncer colorectal previ augmenta el risc d\u2019un segon c\u00e0ncer colorectal.<\/li>\n<li><strong>Diabetis tipus 2:<\/strong> Les persones amb diabetis mellitus tipus II presenten un risc m\u00e9s gran de patir c\u00e0ncer de c\u00f2lon, encara que un bon control de la malaltia disminueix el risc de c\u00e0ncer.<\/li>\n<li><strong>Malalties inflamat\u00f2ries intestinals:<\/strong> La malaltia inflamat\u00f2ria intestinal suposa menys de l\u20191% de tots els c\u00e0ncers colorectals.<\/li>\n<\/ul>\n<h2>El c\u00e0ncer de c\u00f2lon \u00e9s hereditari?<\/h2>\n<p>En la majoria dels casos el c\u00e0ncer colorectal apareix en persones sense antecedents familiars, per\u00f2 existeix un percentatge menor de casos en qu\u00e8 el diagn\u00f2stic es produeix en persones que tenen altres familiars que l\u2019han patit anteriorment.<\/p>\n<p>En aquest sentit, \u00e9s important distingir entre una certa agrupaci\u00f3 familiar (fins a un 25% dels pacients tenen un familiar afectat) i l\u2019exist\u00e8ncia d\u2019un component hereditari (entre un 2% i un 5% dels c\u00e0ncers de c\u00f2lon es relacionen amb s\u00edndromes hereditaris que predisposen a l\u2019aparici\u00f3 de c\u00e0ncer colorectal).<\/p>\n<h2>S\u00edmptomes del c\u00e0ncer de c\u00f2lon<\/h2>\n<ul>\n<li><strong>Sang\/moc a les femtes:<\/strong> La pres\u00e8ncia de sang a les femtes \u00e9s un dels s\u00edmptomes m\u00e9s freq\u00fcents del c\u00e0ncer de c\u00f2lon. Pot tractar-se de sang vermella, m\u00e9s freq\u00fcent en tumors de recte i c\u00f2lon descendent, o de sang negra, que es barreja amb les femtes donant lloc a deposicions pudent, enganxoses i de color negre anomenades melenes. Les melenes apareixen amb m\u00e9s freq\u00fc\u00e8ncia quan el tumor est\u00e0 situat al c\u00f2lon ascendent.<\/li>\n<li><strong>Canvi en el ritme de les deposicions:<\/strong> Pot apar\u00e8ixer tant diarrea com restrenyiment en persones amb ritme intestinal pr\u00e8viament normal, encara que el m\u00e9s habitual \u00e9s que s\u2019intercalin per\u00edodes de restrenyiment amb per\u00edodes de diarrea.<\/li>\n<li><strong>Tenesme:<\/strong> sensaci\u00f3 d\u2019evacuaci\u00f3 incompleta. Sol apar\u00e8ixer en tumors localitzats a la part m\u00e9s distal\/final del c\u00f2lon.<\/li>\n<li><strong>Femtes m\u00e9s estretes:<\/strong> Generalment aix\u00f2 es produeix perqu\u00e8 el tumor est\u00e0 estrenyent l\u2019intest\u00ed i no permet el pas normal de les femtes, aprimant-les al seu pas.<\/li>\n<li><strong>Dolor abdominal:<\/strong> sol ser un s\u00edmptoma freq\u00fcent, encara que molt inespec\u00edfic.<\/li>\n<li><strong>Cansament extrem o p\u00e8rdua de pes sense causa aparent:<\/strong> S\u00f3n s\u00edmptomes generals i inespec\u00edfics que ocorren amb freq\u00fc\u00e8ncia en diverses malalties, entre les quals es troben els tumors de c\u00f2lon, especialment en etapes avan\u00e7ades.<\/li>\n<\/ul>\n<h2>Diagn\u00f2stic: Colonosc\u00f2pia<\/h2>\n<p>La colonosc\u00f2pia \u00e9s una prova amb la qual es pot observar la mucosa de tot el c\u00f2lon i el recte a trav\u00e9s d\u2019un tub llarg i flexible (endoscopi) a m\u00e9s de permetre la presa de bi\u00f2psies per a confirmaci\u00f3 anatomopatol\u00f2gica (fonamental per confirmar el diagn\u00f2stic de c\u00e0ncer colorectal). En l\u2019actualitat, la colonosc\u00f2pia es realitza sota sedaci\u00f3 profunda (no \u00e9s anest\u00e8sia general; el pacient est\u00e0 adormit, se sent relaxat i no percep dolor), evitant aix\u00ed les mol\u00e8sties produ\u00efdes per la distensi\u00f3 del tub digestiu en introduir-hi l\u2019endoscopi.<\/p>\n<p>Igual que amb altres t\u00e8cniques endosc\u00f2piques, durant una colonosc\u00f2pia, \u00e9s possible no nom\u00e9s el diagn\u00f2stic macrosc\u00f2pic de lesions i la realitzaci\u00f3 de bi\u00f2psies, tamb\u00e9 l\u2019extirpaci\u00f3 de lesions, dilatar estenosis, controlar sagnats, i tot aix\u00f2 gr\u00e0cies a la utilitzaci\u00f3 d\u2019eines que es poden introduir a trav\u00e9s del canal de treball (pinces, anses de polipectomia, agulles d\u2019esclerosi, etc.).<\/p>\n<p>Si b\u00e9 \u00e9s una t\u00e8cnica segura, l\u2019han de realitzar metges endoscopistes especialitzats i en cl\u00edniques i unitats preparades.<\/p>\n<p>En general, qualsevol malaltia de tipus inflamatori o tumoral del c\u00f2lon pot ser diagnosticada mitjan\u00e7ant aquesta t\u00e8cnica.<\/p>\n<h2>Tractament del c\u00e0ncer colorectal<\/h2>\n<p>Es precisa tractament quir\u00fargic en alguns casos seleccionats, quan la tumoraci\u00f3 es troba en un estadi avan\u00e7at o quan la malaltia s\u2019ha est\u00e8s per la part externa de la paret del c\u00f2lon. Es poden combinar altres tractaments en funci\u00f3 de cada cas. Actualment, la radioter\u00e0pia i la quimioter\u00e0pia es poden utilitzar com a tractament complementari per reduir la mida de la tumoraci\u00f3 i millorar el pron\u00f2stic i la superviv\u00e8ncia. <strong>\u00c9s important ressaltar que el tractament del c\u00e0ncer colorectal ha de ser supervisat per un equip multidisciplinari<\/strong> i coordinat amb especialistes en aparell digestiu, endosc\u00f2pia digestiva, cirurgia general i oncol\u00f2gica, oncologia i infermeria especialitzada.<\/p>\n<p>Aquesta tumoraci\u00f3 pot cr\u00e9ixer localment, envaint la paret del tub digestiu i arribant a afectar els \u00f2rgans continguts a l\u2019abdomen, per disseminaci\u00f3 limf\u00e0tica, afectant els ganglis propers o per disseminaci\u00f3 hemat\u00f2gena, \u00e9s a dir, a trav\u00e9s de la sang arribant als \u00f2rgans vitals com el fetge, pulm\u00f3, ossos i cervell.<\/p>\n<p><strong>\u00c9s vital la prevenci\u00f3 i la detecci\u00f3 preco\u00e7<\/strong> en aquest tipus de c\u00e0ncer ja que si es detecta en fase primerenca \u00e9s curable en m\u00e9s del 90% dels casos. Malgrat ser un dels c\u00e0ncers m\u00e9s freq\u00fcents, en les \u00faltimes d\u00e8cades s\u2019ha aconseguit un descens de les taxes d\u2019incid\u00e8ncia i de mortalitat gr\u00e0cies a la prevenci\u00f3.<\/p>\n<p>Una de les principals tasques de la Cl\u00ednica ServiDigest, desenvolupades des de fa m\u00e9s de 50 anys, \u00e9s conscienciar la poblaci\u00f3 sobre la import\u00e0ncia de la prevenci\u00f3 com a via principal per v\u00e8ncer el C\u00e0ncer de C\u00f2lon.<\/p>\n<p><strong>Dra. Patricia Gon\u00e7alves da Cunha<\/strong><br \/>\nEspecialista en Aparell Digestiu de Cl\u00ednica ServiDigest de Barcelona<br \/>\nSubdirectora m\u00e8dica del Departament de Qualitat i Acreditaci\u00f3 Joint Commission International (JCI) de Cl\u00ednica ServiDigest de Barcelona<br \/>\nCol\u00b7legiada n\u00fam. 40109 del COMB<\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>El c\u00e0ncer colorectal \u00e9s el que s\u2019origina al c\u00f2lon o el recte quan a la mucosa que recobreix aquests \u00f2rgans s\u2019originen p\u00f2lips (creixement anormal del teixit). Alguns d\u2019aquests p\u00f2lips es degeneren amb el temps i <a class=\"mh-excerpt-more\" href=\"https:\/\/www.servidigest.com\/ca\/cancer-colorectal\/\" title=\"Dia Mundial contra el C\u00e0ncer de C\u00f2lon\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":47344,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[828,949],"tags":[291,292,820,829,185,1151,1154,1148,505,506,1144,1146,1142,1153,1149,764,892,780,1152,1143,1150,1145,484,1147,412,305],"class_list":{"0":"post-45779","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-articles-medics","8":"category-articulos-ca","9":"tag-c-ncer-colorectal","10":"tag-c-ncer-colorrectal-ca","11":"tag-cancer-de-colon-2","12":"tag-el-cancer-de-colon-2","13":"tag-colonoscopia-ca","14":"tag-colonoscopia-2","15":"tag-deteccio-precoc","16":"tag-deteccion-precoz","17":"tag-diagn-stic","18":"tag-diagn-stico-ca","19":"tag-diarrea","20":"tag-estrenimiento-2","21":"tag-melenas","22":"tag-melenes","23":"tag-polipo","24":"tag-prevencio-2","25":"tag-prevencion-ca","26":"tag-restrenyiment-2","27":"tag-sang-a-les-femtes","28":"tag-sangre-en-heces","29":"tag-simptomes-2","30":"tag-sintomas-2","31":"tag-tenesme","32":"tag-tenesmo-2","33":"tag-tractament","34":"tag-tratamiento-ca"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u00e0ncer colorectal: s\u00edmptomes, diagn\u00f2stic i tractament - Cl\u00ednica ServiDigest<\/title>\n<meta name=\"description\" content=\"C\u00e0ncer colorectal: s\u00edmptomes clau, colonosc\u00f2pia per al diagn\u00f2stic i opcions de tractament. 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