Frequently asked questions

1. How do I find your laboratory?
Our facility is a part of the Health center/Hospital at Charles square 32, Prague.
Online map

2. What is the interpretation of specific IgE testing?
Specific IgE levels are expressed semiquantitatively in RAST classes as well as quantitatively in kU/ml. The following table shows the relationship between these two parameters.

Specific IgE, kU/ml

RAST class

Clinical expression of IgE level

< 0,35 IU/ml

RAST class 0


0,35–0,70 IU/ml

RAST class 1


0,70–3,50 IU/ml

RAST class 2


3,50–17,5 IU/ml

RAST class 3


17,5–50,0 IU/ml

RAST class 4


50,0–100 IU/ml

RAST class 5

very high

> 100 IU/ml

RAST class 6

very high

3. Do you perform test for specific IgE’s that are not listed on your request form?
Yes, we do. See enclosed document.
26.09.2012  |     |   zpět na Frequently asked questions