A few days ago
Anonymous

blood tests?

does anyone know of a good website i can go to to find out exactly how much blood is taken thru venipuncture for each test done, or how much blood each test needs.

Top 1 Answers
A few days ago
?

Favorite Answer

5 ml to 25 ml.

They usually use 1 tube per test.

I just had my blood drawn last week… 4 tests and 4 tubes taken. They take the same amount of blood for whatever test you are getting…

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