Herein, a case of mixed gonadal digenesis is presented, and the literature is reviewed.

在此，我们提出一个混合型性腺发育不良的病例，并做文献回顾。

The reasons forming abnormal formation pressure mainly includes digenesis, thermogenesis, biochemical action, tectonic action, dialysis, and fluid density difference action.

形成异常地层压力的原因主要有成岩作用、热力作用、生化作用、构造作用、渗析及流体密度差异作用等。