Gadolinium ndi mankhwala olemera kwambiri omwe amatha kuwonjezeka ndi kusungunuka m'thupi momveka bwino lomwe limagwiritsidwa ntchito pogwiritsa ntchito mzere wogwiritsidwa ntchito moyenera ndipo amagwiritsidwa ntchito ngati wothandizira pa chifuwa cha MRI (chithunzi cha magnetic resonance) .MRIs ndi gadolinium amathandiza madokotala kupeza, kufufuza ndi kuyang'anira khansa mu thupi. The FDA avomereza otsatirawa gadolinium zosiyana oimira:
- Omniscan
- OptiMARK
- Magnevist
- ProHance
- MultiHance
- Ablavar
- Dotarem
- Eovist
- Gadavist
Pamene gadolinium imayenda kudzera m'magazi anu ndikulowa magnetic field, kutentha kwake kumakula pang'ono; simungamve zotsatirazi chifukwa kuchuluka kwa chinthucho kuli kochepa. Zizindikiro zomwe zimapangidwa ndi gadolinium zimatengedwa ndi zipangizo zapadera za wailesi mkati mwa makina a MRI. Zizindikiro zimenezo zimatumizidwa ku kompyuta, zomwe zimapanga zithunzi za minofu ya m'mawere. Kukhalapo kwa gadolinium m'mitsempha kukuwonetsa kusaka kwa mkati mwa chifuwa chanu ndipo kumathandiza kupanga chithunzi chosiyana kwambiri. Gadolinium idzazizira pamene imachokera mu maginito ndipo idzachotsedwa ku dongosolo lanu ndi impso zanu.
Ngozi
MRIs ndizovuta kwambiri kuposa njira zina zowunikira. Sagwiritsa ntchito ma radiation omwe amathandizidwa ndi khansa. Komabe, kafukufuku waposachedwapa waganiza kuti pali zoopsa zina zomwe zimapezeka ndi gadolinium omwe sankadziwika kale.
Mu 2014, maphunziro asanu ndi atatu adatsirizidwa omwe adatha kugwirizana pakati pa gadolinium ndi zolakwika za ubongo. Ngakhale kuti gadolinium imakhulupirira kuti imachotsa thupi lonse pambuyo pa MRI, akatswiriwa anapeza kuti gadolinium sichikhoza kuthetsedwa nthawi yomweyo ndipo ikhoza kukhala yambiri m'thupi, yomwe imakhudza minofu.
Kupezeka kwa gadolinium kungayambitse matenda ena monga multiple sclerosis (MS) . Ngakhale zotsatirazi zinkasonyezedwa pokhapokha pa maphunziro oyambirira awa, ndi chinthu choyenera kulingalira pamene mukuyamba mankhwala anu ndipo muyenera kukambirana ndi dokotala wanu.
Mu 2015, a FDA adawatsata ubongo umene umagwirizanitsa ndi gadolinium. Zikuwoneka kuti izi zinali zodetsa nkhaŵa kwambiri ngati munthu ayenera kukhala ndi MRIs anayi kapena kuposa omwe akugwiritsa ntchito awa. Ngakhale ndi izi, sadziwa ngati zingakhale zovulaza. Gadolinium ikhozanso kusungidwa khungu ndi mafupa.
Palibe zoopsa zodziwika zopezeka pa mawonekedwe a wailesi pa nthawi ya MRI.
Mu December 2006, bungwe la Public Health Advisory linaperekedwa ndi FDA ponena za matenda osadziwika a khungu omwe angayambidwe ndi gadolinium. Nthawi zina, gadolinium ikhoza kuyambitsa nephrogenic systemic fibrosis kapena nephrogenic fibrosing dermopathy (NSF / NFD). NSF / NFD ikhoza kuchitika masiku awiri mpaka miyezi 18 mutatha kuwona gadolinium. Ananenedwa kwa odwala okhala ndi impso kulephera ndi acidosis.
NSF ndi matenda opweteka a khungu omwe amawoneka ndi makulidwe a khungu. Zimagwirizanitsidwa ndi ululu wamagulu ndi kuchepa kwa kayendetsedwe koyambira masabata mpaka miyezi isanachitike.
Zotsatirazi zimakhala zosawerengeka ndipo MRIs pogwiritsira ntchito gadolinium mawotchi amagwiritsidwa ntchito nthawi zambiri ndipo amalangizidwa kuti adziwe kukhalapo ndi kukula kwa khansa.
Gadolinium ndi Breast MRIs
Matenda a MRIs amagwiritsa ntchito mlingo wochepa kwambiri wa gadolinium, kotero madokotala amakhulupirira kuti palibe vuto lalikulu la kuwonjezereka kwambiri kapena zotsatira zake. MRI yowoneka bwino, chifukwa cha gadolinium, imapindulitsa kwambiri kwa amayi omwe ali pachiopsezo chachikulu cha khansa ya m'mawere. Ikhoza kudziwa khansa kumayambiriro, ndikuyambanso kulandira chithandizo chamankhwala.
Pakhala palipoti 200 za NSF / NFD zomwe zalembedwa padziko lonse, kwa odwala omwe anali ndi Magnetic Resonance Angiogram (MRA) .
MRA imagwiritsa ntchito gadolinium katatu kusiyana ndi mawere a MRI.
Pansi
Zina kuposa milandu yachilendo kwambiri ya NSF / NFD, sadziŵa kuti gadolinium ikhoza kukhala yotani. Tikudziwa kuti zimamanga mu ubongo, khungu, ndi mafupa, koma zikuwoneka kuti omwe ali ndi njira zingapo (zoposa zinayi) zomwe amagwiritsira ntchito wothandizila ali pangozi yaikulu. Komabe, sitikudziwa kuti izi zikufunika bwanji panthawiyi, ndipo FDA ikupitiriza kuyang'anitsitsa ndi kusunga nthawiyi.
Lankhulani ndi dokotala ngati muli ndi nkhaŵa zokhudzana ndi njira zothandizira ndi mankhwala. Angakuthandizeni kumvetsa kuopsa ndi ubwino wa njira iliyonse. Khalani mtsogoleri wanu. Funsani dokotala wanu ngati pali mayesero ena omwe mukanachita omwe angapereke zowonjezera. Izi zati, pafupifupi njira iliyonse yachipatala imabweretsa ngozi yowonjezera, ndipo maphunziro a MRI, popeza sakuphatikizira ma radiation, akhoza kukhala abwino kuposa njira zina.
> Zotsatira:
> Utsogoleri wa US Food and Drug Administration. Kulankhulana kwa Drug Safety Drug: FDA Kuwona Kuopsa kwa Malo Opangira Ubongo ndi Kugwiritsidwa Ntchito Mobwerezabwereza kwa Kusiyana Kwambiri kwa Gadolinium. 07/27/15. https://www.fda.gov/Drugs/DrugSafety/ucm455386.htm
> Utsogoleri wa US Food and Drug Administration. Dokotala wa FDA: Kuyankha kwa FDA: Palibe zotsatira zowononga kuti tsiku likhale ndi ubongo Kusungidwa kwa Agalinium-Based Based Agents kwa MRIs; Onetsani Kuti Pitirizani. 05/22/17. https://www.fda.gov/Drugs/DrugSafety/ucm559007.htm