International units per litre (IU/L)
An international unit is an arbitrary amount of a substance agreed upon by scientists and doctors; a litre is a measure of volume that is slightly greater than a quart.
Some medical tests report results using international units (IU) per litre (L).
Current as of: February 27, 2023
Author: Healthwise Staff
Medical Review:Anne C. Poinier MD - Internal Medicine & Adam Husney MD - Family Medicine & Martin J. Gabica MD - Family Medicine & Thomas M. Bailey MD - Family Medicine