Urinary Protein Measurement Urine Albumin Excretion Rate Urinary Albumin Excretion Rate The amount of albumin excreted into the urine within a specified period of time. Suggest that the CMO removes the second part of the definition and puts as comment, as we have done. Also suggest the change to this second part. http://purl.obolibrary.org/obo/CMO_0000757 CMO:0000757 Suggest update to description If the level of albumin in the urine is above normal but not high enough to be detectable with routine protein testing it is referred to as low level albuminuria (the old term is microalbuminuria).