CAJ | 학술논문

目的:探讨MRI和MSCT增强扫描横断、多平面重建图像在喉癌TNM中的价值.方法:37例患者行MRI检查,并有横断位、冠状位、矢状位成像;35例患者行MSCT扫描,横断位、多平面成像;其中28例进行MRI和MSCT扫描.所有患者均有病理证实.观察并对比其各部位病变显示的准确度,对比分析37例MRI患者和35例MSCT患者的影像表现在诊断淋巴结转移方面的差异性以及在TNM分期中的差异.结果:在28例行MRI和MSCT患者中,MRI在观察会厌前间隙、喉旁间隙、舌根、颈外组织、声带方面有较好的准确度,在前两组TNM分期中,T1期两者准确度没有差别,随着分期增高MRI准确度增高,最后分期比较两者差异有统计学意义(P＜0.05).在判断淋巴结转移方面MSCT的敏感性、特异性、准确度较MRI略高.论:MRI和MSCT在喉癌患者术前T分级中准确度均高,MRI在观察会厌前间隙,喉旁间隙、舌根、颈外组织、声带部位上有较好的准确度,而在淋巴结转移方面MSCT具有较可靠的准确度,T1分期两者无差异性,T2～4期两者有差异性,MRI较MSCT更准确.
목적:탐토MRI화MSCT증강소묘횡단、다평면중건도상재후암TNM중적개치.방법:37례환자행MRI검사,병유횡단위、관상위、시상위성상;35례환자행MSCT소묘,횡단위、다평면성상;기중28례진행MRI화MSCT소묘.소유환자균유병리증실.관찰병대비기각부위병변현시적준학도,대비분석37례MRI환자화35례MSCT환자적영상표현재진단림파결전이방면적차이성이급재TNM분기중적차이.결과:재28례행MRI화MSCT환자중,MRI재관찰회염전간극、후방간극、설근、경외조직、성대방면유교호적준학도,재전량조TNM분기중,T1기량자준학도몰유차별,수착분기증고MRI준학도증고,최후분기비교량자차이유통계학의의(P＜0.05).재판단림파결전이방면MSCT적민감성、특이성、준학도교MRI략고.론:MRI화MSCT재후암환자술전T분급중준학도균고,MRI재관찰회염전간극,후방간극、설근、경외조직、성대부위상유교호적준학도,이재림파결전이방면MSCT구유교가고적준학도,T1분기량자무차이성,T2～4기량자유차이성,MRI교MSCT경준학.
Objective:To investigate the value of MRI and MSCT in TNM staging of laryngocarcinoma.Method:Thirty-seven patients with laryngocarcinoma were underwent by contrast enhanced scan and muhiplanar reconstruction.Thirty-five patients with laryngocarcinoma were underwent contrast enhanced muhislice spiral CT,which of them were done by MPR.There are 28 cases which were scan by MRI and MSCT in the two former nd we contrasted the accuracy rating in laryngeal manifestation of abnormality.In the former two groups,we observed them the variability in the aspect of lymphaden metabasis and TNM staging.Result:In all 28 cases,the MRI had better accuracy rating in displaying the parts of preepiglottic space,larynx side interspace,lingual root,eck tissue,vocal cord.In the TNM staging,there was no difference in stage one in accuracy rating,as the stag stepping up,the accuracy rating of MRI had became better.The last result was that the two methods had difference in staging.In the two methods,MSCT had better sensitivity,specificity and accuracy rating.Conclusion:RI and MSCT had good accuracy rating in TNM staging,MRI has better accuracy rating in some of laryngeal,but as the lymphaden metabasis,the MSCT was better.There were variability in staging,and the MRI was better.