You should fast before tests. It works for me.
It all depends on what sort of test you are undergoing. with some tests it is required yet with other tests you should eat as you would normally to get the correct results, then again with some it makes no difference one way or the other.
no
need not
yes
You should check with your Doctors office to see if you should fast before this test. Each test is different and it is better to be safe than sorry.
No you do not. I am answering as a laboratory technician of 15 years.
No, you do not.
no
No, fasting before an estrogen test is not required.
need not
Do i have to fastfor a random gluose test
yes
No
If a doctor informs you that you need a magnesium test, you do not need to fast beforehand. A magnesium test will check for kidney problems, muscle problems, and if you are low on calcium.
You should check with your Doctors office to see if you should fast before this test. Each test is different and it is better to be safe than sorry.
It is generally recommended that you fast for about 8 hours before having a blood test for BUN and creatinine to ensure accurate results. However, you should follow your healthcare provider's specific instructions for fasting requirements before the test.
There is usually no need to fast before an amylase blood test. However, it is always best to follow your healthcare provider's instructions for any specific dietary or fasting requirements prior to the test for accurate results.
There is no need to fast for a bun and creatinine test.