Ƙananan ƙirjin ƙirjin CT mai tasiri a cikin rage radiyo don kimanta marasa lafiya na aikin tiyata na cardiothoracic
Ƙananan ƙirjin ƙirjin CT mai tasiri a cikin rage radiyo don kimanta marasa lafiya na aikin tiyata na cardiothoracic
Anonim

Nazarin kwanan nan ya nuna cewa 64-gane CT angiography yin amfani da mai yiwuwa electrocardiographic (ECG) gating samar da wani ingancin hoto amma da yawa rage haƙuri radiation kashi idan aka kwatanta da retrospective ECG gating, bisa ga binciken da aka gabatar a 2011 American Roentgen Ray Society taron shekara-shekara.

An gudanar da binciken a Sashen Nazarin Radiology a Cibiyar Kiwon Lafiya ta Jami'ar Asibitin, a Cleveland, OH. Masu bincike sun kimanta marasa lafiya 29 waɗanda aka yi tsammanin-gated 100 kV gabaɗayan kirji CT don aikin tiyata na zuciya na zuciya. An ƙididdige ma'anar ma'aunin radiation kuma idan aka kwatanta da ƙungiyar gwajin gwaji na yau da kullun da ake so-gated. "Mafi mahimmancin al'amari na bincikenmu shine don nuna cewa kimantawa kafin a yi aikin tiyata na zuciya da jijiyoyin jini za a iya dogara da shi tare da ƙananan ƙirjin ƙirjin CT wanda ke haifar da raguwar adadin radiation na 42% idan aka kwatanta da gwajin ƙirji na gargajiya na CT.. A cikin zamanin da aka ƙara fahimtar tasirin radiation ga marasa lafiya daga hotunan likita, wannan wani muhimmin bincike ne, "in ji Sonali Mehandru, MD, daya daga cikin marubutan binciken.

"Musamman, bincikenmu ya nuna cewa ƙananan ƙwayar kirji CT na iya ba da cikakkiyar kima na arteries na jini a cikin adadi mai yawa na marasa lafiya. kasadar kamuwa da cututtuka da mace-mace, "in ji Dr. Mehandru.

"A al'adance, an yi wannan kimantawa tare da catheterization na zuciya - hanya mai banƙyama da tsada. A cikin bincikenmu, mun gano cewa babban rukuni na marasa lafiya (23 na 38 marasa lafiya) sun sami cikakkiyar ƙima mara kyau na arteries na jijiyoyin jini a kan ƙananan kashi. kirji CT cewa ba sa buƙatar ƙarin kimantawa tare da catheterization na zuciya, "in ji ta.

"Wannan bincike ne na farko kuma ana buƙatar ƙarin bincike tare da manyan ƙungiyoyin marasa lafiya. Duk da haka, yana da kyakkyawar farawa a nuna cewa za'a iya rage yawan adadin radiation daga kirji CT ba tare da yin la'akari da daidaito ko amintacce na kimantawar anatomic ba. A cikin marasa lafiya na farko da suka fara aiki. suna da saurin fuskantar maimaita karatun hoto, wannan raguwar adadin radiation na iya zama mai mahimmanci, "in ji Dokta Mehandru.

Shahararren taken