ENDOMETRIAL CYSTS OF THE OVARY - MR IMAGING

被引:92
作者
NISHIMURA, K
TOGASHI, K
ITOH, K
FUJISAWA, I
NOMA, S
KAWAMURA, Y
NAKANO, Y
ITOH, H
TORIZUKA, K
OZASA, H
机构
[1] KYOTO UNIV, SCH MED, DEPT RADIOL & NUCL MED, 54 SHOGOIN KAWAHARA CHO, SAKYO KU, KYOTO 606, JAPAN
[2] KYOTO UNIV, SCH MED, DEPT OBSTET & GYNECOL, SAKYO KU, KYOTO 606, JAPAN
关键词
D O I
10.1148/radiology.162.2.3797643
中图分类号
R8 [特种医学]; R445 [影像诊断学];
学科分类号
1002 ; 100207 ; 1009 ;
摘要
Magnetic resonance (MR) images of 15 cases of ovarian endometrial cyst were reviewed. With a high-field-strength (1.5-T) MR imager, T1- and T2-weighted images were obtained in axial and sagittal planes, with 5-mm section thickenss. MR findings highly suggestive of an endometrial cyst included (a) adhesions to the surrounding organs (e.g., loss of clear margin of the uterine body and tethered appearance of the rectum); (b) a distinct low-intensity zone surrounding a cyst loculus on both T1- and T2-weighted images produced by a thick fibrous capsule; (c) loculus contents with short T1 and long T2 values, attributed to hemorrhagic fluid; and (d) prominent low intensity (shading) within a loculus on T2-weighted images, the mechanism of which is yet to be determined.
引用
收藏
页码:315 / 318
页数:4
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