Mawallafi: Robert Simon
Ranar Halitta: 23 Yuni 2021
Sabuntawa: 20 Yuni 2024
Anonim
5 Craziest Things I’ve Found In Dead Bodies
Video: 5 Craziest Things I’ve Found In Dead Bodies

Wadatacce

Cutar sankarar bargo ta yau da kullun (CLL)

Ciwon leukemia na yau da kullun lymphocytic (CLL) shine ciwon daji na tsarin rigakafi. Yana da nau'in lymphoma ba na Hodgkin wanda ke farawa a cikin kamuwa da cuta-yaƙar farin ƙwayoyin jini, waɗanda ake kira B cells. Wannan ciwon daji yana samar da ƙwayoyin farin jini mara yawa a cikin ɓarke ​​da jini wanda ba zai iya yaƙi kamuwa da cuta ba.

Saboda CLL shine ciwon sannu a hankali, wasu mutane ba za su buƙaci fara fara magani ba har tsawon shekaru. A cikin mutanen da cutar kansa ta bazu, jiyya na iya taimaka musu cimma lokaci mai tsawo lokacin da babu alamar cutar kansa a jikinsu. Wannan shi ake kira gafarwa. Ya zuwa yanzu, babu wani magani ko wani magani da ya iya warkar da CLL.

Challengeaya daga cikin ƙalubale shine cewa ƙananan ƙwayoyin ƙwayoyin cuta kan kasance cikin jiki bayan jiyya. Wannan ana kiransa cutar saura kadan (MRD). Maganin da zai iya warkar da CLL dole ne ya shafe dukkan ƙwayoyin kansa kuma ya hana kansa ci gaba da dawowa ko sake dawowa.

Sabbin haɗuwa na chemotherapy da immunotherapy sun riga sun taimaka wa mutane da CLL tsawon rai cikin gafara. Fata shine ɗayan ko fiye da sababbin magunguna a ci gaba na iya samar da maganin da masu bincike da mutane tare da CLL ke fatan cimmawa.


Immunotherapy yana kawo jinkirin jinkiri

Kafin 'yan shekarun da suka gabata, mutanen da ke da CLL ba su da zaɓuɓɓukan magani fiye da cutar shan magani. Sabili da haka, sababbin jiyya kamar rigakafin rigakafi da warkewa don fara hangen nesa kuma ya faɗaɗa lokacin rayuwa ga mutanen da ke da wannan cutar daji.

Immunotherapy magani ne wanda ke taimakawa garkuwar jikinka ta gano da kashe ƙwayoyin kansa. Masu bincike sunyi gwaji tare da sababbin haɗuwa na chemotherapy da immunotherapy waɗanda ke aiki mafi kyau fiye da kowane magani shi kaɗai.

Wasu daga cikin waɗannan haɗuwa - kamar FCR - suna taimaka wa mutane su rayu ba tare da cuta ba fiye da da. FCR haɗuwa ne da magungunan fotarabine (Fludara) da cyclophosphamide (Cytoxan), haɗe da monoclonal antibody rituximab (Rituxan).

Ya zuwa yanzu, da alama yana aiki mafi kyau a cikin samari, masu koshin lafiya waɗanda ke da maye gurbi a cikin jigon su na IGHV. A cikin mutane 300 tare da CLL da maye gurbin kwayar halitta, fiye da rabi sun rayu na shekaru 13 ba tare da cutar kan FCR ba.


CAR T-cell far

CAR T-cell far wani nau'i ne na musamman na maganin rigakafi wanda ke amfani da ƙananan ƙwayoyin ku don yaƙi da cutar kansa.

Na farko, ana tattara kwayoyin rigakafin da ake kira T cells daga jinin ku. Waɗannan ƙwayoyin T ɗin an canza su a cikin ɗakunan gwaje-gwaje don samar da ƙwayoyin antigen na ƙwayoyin cuta (CARs) - masu karɓa na musamman waɗanda ke ɗaura da sunadarai a saman ƙwayoyin kansa.

Lokacin da aka sake sanya ƙwayoyin T da aka gyara cikin jikinku, suna neman kuma lalata ƙwayoyin kansa.

A yanzu, an yarda da ƙwayar C-T-cell don wasu ƙananan nau'ikan lymphoma ba Hodgkin, amma ba don CLL ba. Ana nazarin wannan maganin don ganin ko zai iya haifar da jinkiri ko kuma magani na CLL.

Sabbin magunguna masu niyya

Magunguna da aka yi niyya kamar idelalisib (Zydelig), ibrutinib (Imbruvica), da venetoclax (Venclexta) suna bin abubuwan da ke taimakawa ƙwayoyin kansar girma da rayuwa. Koda wadannan kwayoyi ba zasu iya warkar da cutar ba, suna iya taimakawa mutane suyi rayuwa mai tsawo a cikin gafara.

Dasawar dasa kara

Dasawar kwayar halittar Allogenic a halin yanzu shine kadai magani wanda yake bada damar samun magani na CLL. Tare da wannan maganin, kuna samun ƙwayoyi masu yawa na chemotherapy don kashe yawancin ƙwayoyin cuta kamar yadda ya kamata.


Chemo kuma yana lalata lafiyayyan kwayoyin halitta masu jini a cikin kashin kashin ka. Bayan haka, zaku sami dashen ƙwayoyin halitta daga mai bayarwa mai lafiya don sake cika ƙwayoyin da aka lalata.

Matsalar dashen ƙwayoyin ƙwayoyin cuta suna da haɗari. Kwayoyin masu bayarwa zasu iya kai hari kan lafiyayyun kwayoyinku. Wannan mummunan yanayi ne wanda ake kira cutarwa-akan cutar.

Samun dasawa kuma yana ƙara haɗarin kamuwa da ku. Hakanan, ba ya aiki ga kowa da CLL. Dasawar daskararren kwayar halitta na inganta rayuwa ba tare da cuta ba na tsawon lokaci a kusan kashi 40 na mutanen da ke kamuwa da su.

Awauki

Zuwa yanzu, babu magani da zai iya warkar da CLL. Abu mafi kusa da muke da shi don warkewa shine sashin ƙwayar ƙwayar ƙwayar ƙwayar cuta, wanda ke da haɗari kuma kawai yana taimaka wa wasu mutane su rayu tsawon lokaci.

Sabbin jiyya a cikin ci gaba na iya canza makomar mutane tare da CLL. Magungunan rigakafi da wasu sababbin magunguna tuni sun faɗaɗa rayuwa. Nan gaba kaɗan, sabon haɗuwa da ƙwayoyi na iya taimaka wa mutane su daɗe.

Fatan shi ne wata rana, jiyya za ta yi tasiri ta yadda mutane za su iya dakatar da shan magungunan su su rayu cikakke, ba tare da cutar kansa ba. Lokacin da hakan ta faru, masu bincike zasu iya cewa sun warkar da CLL.

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