1908年提出同心圆学说的是()
A.Jonson
B.Gillings
C.Gysi
D.Christensen
E.Gerber
参考答案:C
Which reason for purchasing U. S. Treasury securities is least valid()
A. Coupon strips synthesize a zero-coupon bond.
B. Treasury-bonds are available in maturities of two years to nearly 30 years.
C. Treasury Inflation Protection Securities (TIPS) raise their principal value to adjust for inflation.
42岁女性患者,孕2产1,2年前查体发现右下腹有一直径6cm包块,实性,未定期复查。一天小便后突然下腹痛,伴恶心,无发烧。查:子宫正常大小,子宫右上方可及一直径14cm,张力较大,有压痛的包块,不活动。B超提示右附件区有14cm×3cm×4cm大包块,内有不均质回声团,直肠后陷窝有少量积液。 (1)该患可能的诊断是什么? (2)合适的处理是什么?