Results 121 to 130 of about 8,207 (163)

[Spherical measurement-based analysis of gradient nonlinearity in magnetic resonance imaging]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Yang X   +7 more
europepmc   +1 more source

软组织肿瘤的MRI诊断

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 1995
分析13例经手术病理证实的软组织肿瘤的磁共振表现,探讨其良、恶性的诊断及应用钆-二乙烯五胺乙酸(Gd-DTPA)增强的作用。4例良性软组织肿瘤中,3例边缘清楚;病变的信号均匀,T1-W与肌肉相比呈等或低信号。T2-W为中高信号强度,9例恶性软组织肿瘤中,3例可见肿瘤侵犯邻近组织,其信号强度类似良性肿瘤但不均匀,静脉注射GD-DTPA增强后,恶性软组织肿瘤均为不均匀的边缘强化,中间为不规则的低信号改变,与手术标本大切片对比,这些低信号区是肿瘤坏死或粘液变性所致。因此 ...
doaj  

[Preliminary Study of Dilated Cardiomyopathy at a High Altitude Based on Cardiac Magnetic Resonance Feature Tracking]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Wang Z   +8 more
europepmc   +1 more source

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