目的探讨LowTE 3D-VIBE联合DWI序列在诊断食管癌锁骨上淋巴结转移中的临床应用价值。方法回顾性收集食管癌患者的临床及影像资料,所有患者均接受食管MRI检查,以锁骨上淋巴结穿刺病理为参照标准将其分为转移组与非转移组。由两名放射医师...目的探讨LowTE 3D-VIBE联合DWI序列在诊断食管癌锁骨上淋巴结转移中的临床应用价值。方法回顾性收集食管癌患者的临床及影像资料,所有患者均接受食管MRI检查,以锁骨上淋巴结穿刺病理为参照标准将其分为转移组与非转移组。由两名放射医师在Low TE 3D-VIBE序列上记录锁骨上淋巴结的形态特征(短径、长径、边界、强化),并在DWI序列上测量ADCmean值。采用单因素及多因素逻辑回归分析组间差异及独立危险因素。绘制受试者操作特征(ROC)曲线分析各参数的诊断效能。结果共入组94例食管癌患者,其中锁骨上淋巴结转移组41例,非转移组53例。两名医师关于特征测量的一致性良好(ICC≥0.59)。两组间各特征单因素分析均存在统计学差异(P<0.05)。短径、强化特征及ADCmean是诊断食管癌锁骨上淋巴结转移的独立危险因素,其AUC分别为0.869,0.778与0.768,三者联合参数的AUC为0.922,与上述各单一参数间均存在统计学差异(P<0.05)。结论Low TE 3D-VIBE联合DWI序列诊断食管癌锁骨上淋巴结转移准确性高,值得临床推广。展开更多
Chronic suppurative otitis media(CSOM)is a prevalent condition in otolaryngology with significant medical and social implications,including hearing loss and severe intracranial complications.This article discusses the...Chronic suppurative otitis media(CSOM)is a prevalent condition in otolaryngology with significant medical and social implications,including hearing loss and severe intracranial complications.This article discusses the challenges in diagnosing cholesteatoma,a common complication of CSOM,particularly when using computed tomography(CT)and magnetic resonance imaging(MRI).We present three clinical cases where MRI,particularly in the non-EPI diffusion-weighted imaging(DWI)and apparent diffusion coefficient(ADC)modes,effectively identified the presence and extent of cholesteatoma that CT could not reliably distinguish due to overlapping features with other soft tissue formations.The high sensitivity of MRI,highlight its value in both primary diagnosis and assessment of recurrence.Our findings advocate for the incorporation of MRI into the diagnostic protocols for CSOM in the Republic of Kazakhstan,emphasizing the need for reliable epidemiological data to inform future research and prevent potential intracranial complications.展开更多
文摘目的探讨LowTE 3D-VIBE联合DWI序列在诊断食管癌锁骨上淋巴结转移中的临床应用价值。方法回顾性收集食管癌患者的临床及影像资料,所有患者均接受食管MRI检查,以锁骨上淋巴结穿刺病理为参照标准将其分为转移组与非转移组。由两名放射医师在Low TE 3D-VIBE序列上记录锁骨上淋巴结的形态特征(短径、长径、边界、强化),并在DWI序列上测量ADCmean值。采用单因素及多因素逻辑回归分析组间差异及独立危险因素。绘制受试者操作特征(ROC)曲线分析各参数的诊断效能。结果共入组94例食管癌患者,其中锁骨上淋巴结转移组41例,非转移组53例。两名医师关于特征测量的一致性良好(ICC≥0.59)。两组间各特征单因素分析均存在统计学差异(P<0.05)。短径、强化特征及ADCmean是诊断食管癌锁骨上淋巴结转移的独立危险因素,其AUC分别为0.869,0.778与0.768,三者联合参数的AUC为0.922,与上述各单一参数间均存在统计学差异(P<0.05)。结论Low TE 3D-VIBE联合DWI序列诊断食管癌锁骨上淋巴结转移准确性高,值得临床推广。
文摘Chronic suppurative otitis media(CSOM)is a prevalent condition in otolaryngology with significant medical and social implications,including hearing loss and severe intracranial complications.This article discusses the challenges in diagnosing cholesteatoma,a common complication of CSOM,particularly when using computed tomography(CT)and magnetic resonance imaging(MRI).We present three clinical cases where MRI,particularly in the non-EPI diffusion-weighted imaging(DWI)and apparent diffusion coefficient(ADC)modes,effectively identified the presence and extent of cholesteatoma that CT could not reliably distinguish due to overlapping features with other soft tissue formations.The high sensitivity of MRI,highlight its value in both primary diagnosis and assessment of recurrence.Our findings advocate for the incorporation of MRI into the diagnostic protocols for CSOM in the Republic of Kazakhstan,emphasizing the need for reliable epidemiological data to inform future research and prevent potential intracranial complications.
