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Kolorektalnij rak KRR zloyakisna puhlina tovstogo kishechnika ta pryamoyi kishki u lyudini sho pohodit z epitelialnih klitin sho vistilayut vnutrishnyu poverhnyu tovstoyi ta pryamoyi kishok KRR odna z najposhirenishih zloyakisnih puhlin sho posidaye 3 misce za chastotoyu pislya raku legen prostati abo raku molochnoyi zalozi v zalezhnosti vid stati hvorogo V Ukrayini zahvoryuvanist KRR stanovit 37 novih vipadkiv na 100 tis naselennya na rik v inshih yevropejskih krayinah najvisha rozpovsyudzhenist v Chehiyi 60 3 choloviki 32 zhinki Ugorshini 60 ta 35 Slovachchini 51 27 Nimechchini 45 i 32 Najnizhcha zahvoryuvanist na KRR sposterigayetsya v Greciyi 17 4 i 14 Rumuniyi 21 1 i 14 3 Litvi 25 i 17 Finlyandiyi 25 2 i 21 2 i Latviyi 26 i 19 1 2 Kolorektalnij rakVidalena chastina tovstoyi kishki z karcinomoyu krateropodibne utvorennya burogo koloru ta nepravilnoyi formi Vidalena chastina tovstoyi kishki z karcinomoyu krateropodibne utvorennya burogo koloru ta nepravilnoyi formi Specialnist onkologiyaMetod diagnostiki kolonoskopiya virtual colonoscopyd rektoromanoskopiya lower gastrointestinal seriesd KT MRT pozitron emisijna tomografiya RAS testd i biohimichnij analiz kroviPreparati Irinotekan 1 Klasifikaciya ta zovnishni resursiMKH 11 2B91MKH 10 C18 C20 C21MKH O M8140 3 95 vipadkiv OMIM 114500DiseasesDB 2975MedlinePlus 000262eMedicine med 413 med 1994 Colorectal cancer u VikishovishiVikishovishe maye multimedijni dani za temoyu Kolorektalnij rak Zmist 1 Klasifikaciya KRR 1 1 Spadkova forma 1 2 Sporadichna forma 1 3 Simejna forma 2 Molekulyarno genetichni anomaliyi 3 Patologichna anatomiya 4 Diagnoz 5 Likuvannya 5 1 Hirurgichne likuvannya 5 2 Himiyeterapiya 5 3 Promeneva terapiya 5 4 Paliativne likuvannya 6 Profilaktika 7 PrimitkiKlasifikaciya KRR RedaguvatiKRR mozhe vinikati yak spadkova sporadichna abo familna forma kozhna z yakih maye pevni osoblivosti Spadkova forma Redaguvati Pri spadkovij formi KRR sposterigayetsya u hvorih molodogo viku u rodichiv yakih bulo diagnostovano KRR Pri cij formi chasto fonovim zahvoryuvannyam ye familnij adenomatoznij polipoz tovstoyi kishki abo spadkovij nepolipoznij KRR Sporadichna forma Redaguvati Sporadichnij KRR diagnostuyetsya za vidsutnosti danih KRR v simejnomu anamnezi chasto urazhaye paciyentiv starshih 60 rokiv ta yavlyaye soboyu izolovanu puhlinu tovstoyi abo pryamoyi kishok Pri cij formi genetichni anomaliyi viznachayutsya vlasne v klitinah puhlini na vidminu vid spadkovoyi formi de mutaciyami urazheni usi klitini Simejna forma Redaguvati Koncepciya simejnoyi formi KRR bula predstavlena neshodavno Vvazhayetsya sho rizik rozvitku KRR zrostaye v dva razi yaksho paciyent maye chlena rodini pershogo stupenya sporidnenosti vikom mensh yak 50 rokiv z diagnozom KRR Paciyenti zi simejnoyu formoyu KRR mayut rizni genetichni anomaliyi genetichnij polimorfizm modifikatori geniv defekti tirozinkinaz Molekulyarno genetichni anomaliyi Redaguvati nbsp Zobrazhennya mozhlivogo roztashuvannya KRR u vishidnij obodovij kishci abo pryamij kishci Genetichni doslidzhennya KRR pokazali shozhi genetichni anomaliyi pri raku tovstoyi ta pryamoyi kishok 3 KRR ce zloyakisna puhlina sho najchastishe vinikaye v rezultati mutacij v genah signalnogo shlyahu Wnt Ci mutaciyi mozhut buti spadkovimi abo sporadichnimi ta najchastishe vinikayut v genah klitin intersticialnih kript 4 5 Odnim z takih geniv Wnt ye gen APC sho koduye odnojmennij proteyin APC Cej proteyin supresuye akumulyaciyu proteyinu b kateninu sho ye odnim z centralnih komponentiv Wnt Mutovanij ARS ne vikonuye svoyu funkciyu sho prizvodit do akumulyaciyi b kateninu ta migraciyi ostannogo do yadra klitini zv yazuvannya z DNK ta aktivaciyu transkripciyi geniv sho za normalnih umov regulyuyut vidnovlennya ta diferenciaciyu stovburovih klitin prote v takih umovah vidbuvayetsya rozvitok raku U deyakih vipadkah KRR mozhe mati dikij tip APC ale visoki rivni b kateninu vnaslidok mutacij v geni sho koduye cej proteyin Takozh opisani mutaciyi v inshih genah supresorah b kateninu AXIN1 AXIN2 TCF7L2 NKD1 6 Krim elementiv signalnogo shlyahu Wnt mutaciyi v inshih genah takozh mozhut vinikati ta prizvoditi do KRR Zokrema mutaciyi mozhut vinikati v geni TP53 sho koduye bilok p53 ta regulyuye procesi klitinnogo podilu ta apoptozu yaksho v klitini vinikayut defekti signalnogo shlyahu Wnt Pri mutaciyah v TR53 porushuyetsya regulyaciya cih procesiv ta mozhe buti transformaciya adenomi v KRR 6 Inshi proteyini sho chasto deaktivovani pri KRR ye TGF beta ta DCC Deleted in Colorectal Cancer TGF beta deaktivuyetsya vnaslidok mutaciyi sho sposterigayetsya v priblizno 50 vsih KRR DCC chasto deaktivovanij vnaslidok deleciyi 7 Pri KRR takozh sposterigayetsya posilena ekspresiya onkogeniv KRAS C Raf ta PI3K sho stimulyuyut proliferaciyu 8 Inshim genom mutaciyi v yakomu mozhut prizvoditi do KRR ye supresor puhlin PTEN sho regulyuye prignichennya ekspresiyi PI3K 6 Pri KRR takozh mozhut vinikati mutaciyi v geni BRAF Patologichna anatomiya Redaguvati nbsp Invazivna karcinoma slipoyi kishki rakovi klitini vizualizovani v centri mikrofotoznimka ta v nizhnomu pravomu kuti farbuvannya gematoksilin eozin KRR z pravogo boku tovstoyi kishki vishidna obodova ta slipa kishki harakterizuyetsya ekzofitnim tipom rostu tobto puhlina prorostaye poza mezhi stinki kishki v napryamku cherevnoyi porozhnini Unaslidok cogo pravostoronni KRR suprovodzhuyutsya anemiyeyu ale zridka yavishami kishkovoyi neprohidnosti Livostoronnij KRR chasto prorostaye v prosvit tovstoyi kishki ta mozhe buti prichinoyu kishkovoyi neprohidnosti KRR adenokarcinoma tobto epitelialna puhlina sho pohodit z zalozistogo epiteliyu sho formuye mukoznij shar stinki tovstoyi kishki KRR demonstruye invaziyu v stinku kishki pidslizovij shar ta m yazovij shar Klitini KRR mayut nepravilni tubulyarni strukturi ta bidnu stromu Diagnoz Redaguvati nbsp Endoskopichnij znimok karcinomi sigmopodibnoyi kishki Zalezhno vid miscya lokalizaciyi KRR ta metastatichnogo poshirennya puhlini mozhut sposterigatis rizni simptomi Klasichnimi simptomami ye zakrepi krov ta abo sliz v kali zmenshennya kalibru stulu vtrata apetitu vtrata masi tila nudota blyuvannya 9 Takozh rektalna krovotecha abo anemiya ye chastimi oznakami KRR osoblivo u hvorih starshih 50 rokiv a inshi simptomi vklyuchno z utratoyu vagi ta rozladami travlennya chasto asociyuyutsya z nayavnistyu cogo patologichnogo yavisha 10 Dlya diagnostuvannya KRR zastosovuyutsya endoskopichni metodi doslidzhennya kolonoskopiya ta rektoromanoskopiya pid chas yakih likar endoskopist viznachaye pidozrile utvorennya tovstoyi kishki Pid chas endoskopichnogo doslidzhennya vikonuyetsya biopsiya pidozrilogo na KRR utvorennya z podalshim patogistologichnim analizom bioptatu 11 Mensh chutlivim metodom ye pasazh bariyu z podalshim rentgenologichnim doslidzhennyam tovstoyi kishki Komp yuterna tomografiya MRT ta PET zastosovuyutsya pri pidozri nayavnosti viddalenih metastaziv KRR Likuvannya RedaguvatiZauvazhte Vikipediya ne daye medichnih porad Yaksho u vas vinikli problemi zi zdorov yam zvernitsya do likarya Likuvannya KRR mozhe buti hirurgichnim himiyeterapevtichnim promenevim abo paliativnim pri neoperabelnih puhlinah ta nemozhlivosti provedennya inshih vidiv likuvannya Zastosuvannya togo chi inshogo tipu likuvannya zalezhit vid bagatoh faktoriv napriklad viku hvorogo ta zagalnogo stanu jogo zdorov ya stadiyi KRR ta operabelnosti puhlini 12 Hirurgichne likuvannya Redaguvati Bilshist hvorih z KRR potrebuye operativnogo likuvannya vidalennya karcinomi z adekvatnimi krayami rezekciyi vidalyayetsya makroskopichno zdorova chastina kishki z metoyu profilaktiki mozhlivogo prorostannya karcinomi Vidalennya karcinomi mozhe buti vikonane vidkritim dostupom laparotomiya do tovstoyi kishki abo z zastosuvannyam miniinvazivnogo dostupu za dopomogoyu laparoskopichnogo obladnannya Pered operaciyeyu hvoromu provodyat doslidzhennya inshih organiv cherevnoyi ta grudnoyi porozhnini zokrema pechinki ta legen de najchastishe mozhut vinikati viddaleni metastazi Inodi provoditsya kurs neoad yuvantnoyi peredoperacijnoyi himiyeterapiyi 11 Himiyeterapiya Redaguvati Himiyeterapiya pri KRR mozhe provoditis do operaciyi neoad yuvantna abo pislya ad yuvantna Pokazannyami do provedennya himiyeterapiyi pri KRR ye nayavnist metastaziv KRR sho ne mozhut buti vidaleni hirurgichnim shlyahom abo z metoyu zmenshennya masi puhlini Osnovnimi himichnimi preparatami sho zastosovuyutsya dlya likuvannya KRR ye ftoruracil abo kapecitabin Promeneva terapiya Redaguvati Neoad yuvantna abo ad yuvantna promeneva terapiya provoditsya v kombinaciyi z himiyeterapiyeyu perevazhno pri KRR z lokalizaciyeyu v pryamij kishci Pri puhlinah v tovstij kishci promeneva terapiya zastosovuyetsya ridko cherez rizik ushkodzhennya zdorovih viddiliv kishki sho chutlivi do radiaciyi 13 Paliativne likuvannya Redaguvati Paliativne likuvannya provoditsya paciyentam z neoperabelnimi karcinomami za nemozhlivosti provedennya himiye abo radioterapiyi cherez zagalnij stan zdorov ya Paliativne likuvannya napravleno na eliminaciyu bolyu vikonannya kolonostomiyi vidalennya puhlini abo radioterapiya stentuvannya pri kishkovij neprohidnosti dlya profilaktiki uskladnennya ta zabezpechennya adekvatnoyi yakosti zhittya paciyentiv 14 15 Profilaktika RedaguvatiProfilaktika KRR mozhliva ta neskladna Zmini stilyu zhittya ta harchuvannya dozvolyayut znachno zniziti rizik KRR 16 17 Potochni diyetichni doslidzhennya pokazali sho zbilshennya spozhivannya fruktiv ta ovochiv a takozh zmenshennya chervonogo m yasa v racioni znizhuye rizik rozvitku KRR 18 Regulyarna fizichna aktivnist takozh rozglyadayetsya yak faktor znizhennya riziku utvorennya KRR 19 Primitki Redaguvati Inxight Drugs Database d Track Q57664317 S M Tkach A Yu Ioffe cherven 2005 Kolorektalnij rak poshirenist golovni chinniki riziku ta suchasni pidhodi do profilaktiki Ukrayinskij terapevtichnij zhurnal 2 83 88 Bibcode 616 348 35 006 6 036 2 084 UDK 616 348 35 006 6 036 2 084 Cancer Genome Atlas Network 19 lipnya 2012 Comprehensive molecular characterization of human colon and rectal cancer Nature 487 7407 330 337 Bibcode 2012Natur 487 330T PMC 3401966 PMID 22810696 doi 10 1038 nature11252 Ionov Y Peinado MA Malkhosyan S Shibata D Perucho M 1993 Ubiquitous somatic mutations in simple repeated sequences reveal a new mechanism for colonic carcinogenesis Nature 363 6429 558 61 PMID 8505985 doi 10 1038 363558a0 Srikumar Chakravarthi Baba Krishnan Malathy Madhavan 1999 Apoptosis and expression of p53 in colorectal neoplasms Indian J Med Res 86 7 95 102 a b v Markowitz SD Bertagnolli MM December 2009 Molecular Origins of Cancer Molecular Basis of Colorectal Cancer N Engl J Med 361 25 2449 60 PMC 2843693 PMID 20018966 doi 10 1056 NEJMra0804588 Mehlen P Fearon ER August 2004 Role of the dependence receptor DCC in colorectal cancer pathogenesis J Clin Oncol 22 16 3420 8 PMID 15310786 doi 10 1200 JCO 2004 02 019 Vogelstein B Kinzler KW 2004 Cancer genes and the pathways they control Nature Medicine 10 8 789 99 PMID 15286780 doi 10 1038 nm1087 al edited by Tadataka Yamada associate editors David H Alpers et 2008 Principles of clinical gastroenterology Chichester West Sussex Wiley Blackwell s 381 ISBN 978 1 4051 6910 3 Arhiv originalu za 6 zhovtnya 2014 Procitovano 3 travnya 2014 Adelstein BA Macaskill P Chan SF Katelaris PH Irwig L 2011 Most bowel cancer symptoms do not indicate colorectal cancer and polyps a systematic review BMC gastroenterology 11 65 PMC 3120795 PMID 21624112 doi 10 1186 1471 230X 11 65 a b Cunningham D Atkin W Lenz HJ Lynch HT Minsky B Nordlinger B Starling N 2010 Colorectal cancer Lancet 375 9719 1030 47 PMID 20304247 doi 10 1016 S0140 6736 10 60353 4 Stein A Atanackovic D Bokemeyer C Sep 2011 Current standards and new trends in the primary treatment of colorectal cancer European journal of cancer Oxford England 1990 47 Suppl 3 S312 4 PMID 21943995 doi 10 1016 S0959 8049 11 70183 6 authors editors Vincent T DeVita Jr Theodore S Lawrence Steven A Rosenberg associate scientific advisors Robert A Weinberg Ronald A DePinho with 421 contributing 2008 DeVita Hellman and Rosenberg s cancer principles amp practice of oncology vid 8th Philadelphia Wolters Kluwer Lippincott Williams amp Wilkins s 1258 ISBN 978 0 7817 7207 5 Arhiv originalu za 11 sichnya 2014 Procitovano 4 travnya 2014 Wasserberg N Kaufman HS December 2007 Palliation of colorectal cancer Surg Oncol 16 4 299 310 PMID 17913495 doi 10 1016 j suronc 2007 08 008 Amersi F Stamos MJ Ko CY July 2004 Palliative care for colorectal cancer Surg Oncol Clin N Am 13 3 467 77 PMID 15236729 doi 10 1016 j soc 2004 03 002 Searke David 2006 Cancer Epidemiology and Prevention vid 3 Oxford University Press s 809 ISBN 9780199747979 Arhiv originalu za 4 travnya 2014 Procitovano 4 travnya 2014 Rennert Gad 2007 Cancer Prevention Springer s 179 ISBN 9783540376965 Arhiv originalu za 4 travnya 2014 Procitovano 4 travnya 2014 Campos FG Logullo Waitzberg AG Kiss DR Waitzberg DL Habr Gama A Gama Rodrigues J Jan 2005 Diet and colorectal cancer current evidence for etiology and prevention Nutricion hospitalaria organo oficial de la Sociedad Espanola de Nutricion Parenteral y Enteral 20 1 18 25 PMID 15762416 Harriss DJ Atkinson G Batterham A George K Cable NT Reilly T Haboubi N Renehan AG Colorectal Cancer Lifestyle Exercise And Research Group Sep 2009 Lifestyle factors and colorectal cancer risk 2 a systematic review and meta analysis of associations with leisure time physical activity Colorectal disease the official journal of the Association of Coloproctology of Great Britain and Ireland 11 7 689 701 PMID 19207713 doi 10 1111 j 1463 1318 2009 01767 x Otrimano z https uk wikipedia org w index php title Kolorektalnij rak amp oldid 39351674