SINGLE-PHOTON-EMISSION COMPUTERIZED-TOMOGRAPHY COMPARED WITH PLANAR BONE-SCAN TO ASSESS FEMORAL-HEAD VASCULARITY

被引:11
作者
CALDER, SJ
MCCASKIE, AW
BELTON, IP
FINLAY, DB
HARPER, WM
机构
[1] UNIV LEICESTER,LEICESTER,LEICS,ENGLAND
[2] LEICESTER ROYAL INFIRM,DEPT RADIOL,LEICESTER LE1 5WW,LEICS,ENGLAND
来源
JOURNAL OF BONE AND JOINT SURGERY-BRITISH VOLUME | 1995年 / 77B卷 / 04期
关键词
D O I
10.1302/0301-620X.77B4.7615612
中图分类号
R826.8 [整形外科学]; R782.2 [口腔颌面部整形外科学]; R726.2 [小儿整形外科学]; R62 [整形外科学(修复外科学)];
学科分类号
摘要
We performed single-photon-emission CT (SPECT) and planar bone scans to assess femoral head vascularity in ten patients with displaced intracapsular hip fracture. The heads were labelled with tetracycline and after excision at hemiarthroplasty were assessed for tetracycline uptake distribution by fluorescence under UV light. The four which had the greatest tetracycline uptake were normal on SPECT and planar imaging. In two cases the planar bone scans were normal although SPECT suggested avascularity thus giving false-negative results. Surgeons should be aware of this; SPECT may prove to be a more accurate method of assessing vascularity of the femoral head in fractures of the femoral neck.
引用
收藏
页码:637 / 639
页数:3
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