SoUnsure

Ok, the normal range for the Ttg was 0-19. Does that seem like a big range? What are the norms for these tests based off of? I keep reading that different labs use different ranges - how do they set those? I do plan on picking up copies from the dr. - anything else that I should specifically be looking for? I guess based on what I know right now, it...

Okay, I received some results back from my blood test today, and I could really use some help, because I am so confused. I asked for specific numbers, and here is what they gave me: IgA - 335 (she told me normal was 68-378, but I am very confused by this, as everything I have read doesn't match up with these numbers at all). Also, what does this mean...