下个星期要去医院体检,需要化验肝功、血糖和血脂,医生嘱咐体检当天清晨要空腹抽血,但是怎样才算空腹呢?广东周先生肝功、血糖和血脂等项目体检,往往需要进行血液化验,有的患者怕吃饭会影响化验结果,甚至 Next week to go to the hospital for medical examination, the need to test liver function, blood sugar and blood lipids, the doctor asked the morning of the examination to fasting blood, but how to count it fast? Guangdong Mr. Zhou liver function, blood glucose and blood lipids and other items of medical examination, often need to be carried out Blood tests, some patients afraid to eat will affect the test results, or even