How is the result of your lab test?
你的检查结果怎么样？

When it comes to that, I have a lot to say.
说来话长了。

Then say it.
说来听听。

When I went back to my doctor to hear the results of my lab tests, I tried to keep a poker face even though I was scared to death. Then you guess what he said.
我去医生那儿看化验结果的时候，我害怕得要死，不过我还是装硬作没有事儿一样，你猜他怎么说。

That’s just what I want to know.
我想知道的就是这个呀。

He told me the tests were negative and there was nothing wrong with me.
他说结果是阴性，我没事儿。