The foundations are the Bleeding due to blood-heat , Qi failing to control blood , the Yang deficiencyof spleen and renal, the Yin deficiencyof liver and renal, and the deficiencyofblood.
血热妄行、气不摄血、阴虚火旺、血虚、肝肾阴虚、脾肾阳虚六个证型；
2
They did blood tests on him for signs of vitamin deficiency.
他们给他做了血检看是否有缺乏维生素的迹象。
《柯林斯英汉双解大词典》
3
Those are also symptoms of a deficiencyof B-12, a key nutrient needed to make red blood cells and DNA and keep the nervous system working right.