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1 H-M RS 在亚急性脑梗死与低级别脑胶质瘤鉴别诊断中的应用价值.pdf
J M ed Imaging V ol N o
H M RS
D HM RS
D HM RS
D HM RS Cho Cr NNA A Lac
Cho Cr NAA Cr NA A Cho Cho
Cho NAA Cho Cr NA A Cr NAA Cho
P D HM RS
R R A
Value of D HMRS in the differential diagnosis of subacute cerebral infarction and low rade glioma
g
S UN H en cui L I U Shao u PA N M in z hi ZE N G Qin shi
g y g g
Dep artment of R adiology Qilu H osp ital of Shandong Univ e rs ity J inan P R China
Dep artment of R ad iology The Second H osp ital of Shandong of Univ e rs ity T rad itional Chinese M e diine J inan
P R China
Abstract Objective T o ex plore the value of multivoxel D HM RS in the differential diagnosis of subacute cerebral in
farction and low rade glioma Methods M ultivoxel D HM RS w ere performed in cases w ith subacute cerebral in
g
farction and cases w ith low rade glioma T he variation of Cho Cr NAA and Lac w as observed and the ratios of Cho
g
Cr NAA Cr and NAA Cho w ere calculated and analyzed Results Compared w ith the HM RS images of the contralat
eral or adjacent relatively normal brain tissue the Cho concentration decreased or increased slightly in subacute cerebral in
farction cases and increased in low rade glioma cases NA A concentration decreased in different deg rees in this tw o cases
g
Significant difference w as found on the ratios of Cho Cr NAA Cr NA A Cho betw een the subacute cerebral infarction
and low rade glioma Conclusion M ultivoxel D HM RS play s an important role in the differential diagnosis of subacute
g
cerebral infarction and low rade glioma
g
Key words Glioma Cerebral infarction M ag
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