DiabeticThe patient because blood sugar is exorbitant, the dextrose in kidney spherule filtrate cannot be weighed completely to absorb by kidney canaliculus again, as a result forms osmotic diuresis.

• 糖尿病患者因血糖过高，肾小球滤液中的葡萄糖又不能完全被肾小管重吸收，以致形成渗透性利尿。