Conclusion: early diagnosis, correcting blood clotting function, and early termination of pregnancy could improve the conditions of the mother and the baby.
结论：早期诊断，最大限度纠正凝血功能，尽早终止妊娠可显著改善母婴结局。
2
A dispersion correcting circuit of SLO is presented. The circuit can compensate achromatization produced by the acoustooptic deflector and enhance sharpness of the colour image for better diagnosis.
Results: the rate of correctly using nursing diagnosis accounted for79.7%. The correcting rate of nursing staffs to understand the diagnosis was 40.6% .