Enuresis
  Enuresis refers to involuntary discharge of urine during sleep (bed wetting). In children, it is due to immaturity or kidney-qi insufficiency. In adults, it is due to kidney-qi failing to consolidate the bladder, a deficient-cold in the lower burner or a primordial energy deficiency.
yi niao 遺尿
  遺尿指睡時不自主地排尿,醒來則能自行控制者。出現在小兒屬發育未全,腎氣不充。成人則屬腎氣不固、下焦虛寒或大病後元氣虧損。