regression
noun [ C or U ] uk/rɪˈɡreʃ.ən/ us/rɪˈɡreʃ.ən/
(ILLNESS)
medical specialized（病症）消退
the fact of an illness or its symptoms (= effects) becoming less severe
The treatment was more effective than tamoxifen, which causes complete regression in only about 30% of cases. 这种治疗比他莫昔芬更为有效，只有约30%的患者在接受他莫昔芬治疗后病症完全消退。
In this group there was a significant regression in artery wall thickness. 在这一组中，动脉壁厚度有显著减少。
- More examples
- It is hoped that this regimen will result in clinical tumour regression in patients with metastatic melanoma.
- Histological measurements performed at 3 months were striking, with signs of disease regression in all patients in the trial.
- The frequency of such regressions in cancer is not yet known; however, it is generally accepted that they are extremely rare.
See: regress