In fear of being shot down for showing my ignorance, could I please ask the collective brain what the clinical relevance of urine urea measurement is? I note that for the last UKNEQAS Urine Chemistry distribution (number 66), 260 labs returned results for this analyte. Thanks, Sally Dr Sally Brady Clinical Biochemist Blood Sciences The Hillingdon Hospital 01895 279924 -------------------------------------------------------------------- IMPORTANT NOTE: This E-Mail may contain information which is sensitive, confidential and/or protected by law (e.g.; Data Protection Act, Copyright & Intellectual Property Rights Act). This information may only be used for the purposes for which it is supplied. If you are not the intended recipient of this E-mail you may not use this information for any purpose or disclose it to any other person and the sender would appreciate a reply E-mail confirming that all of the information contained herein has been erased. -------------------------------------------------------------------- ------ACB discussion List Information-------- This is an open discussion list for the academic and clinical community working in clinical biochemistry. Please note, archived messages are public and can be viewed via the internet. Views expressed are those of the individual and they are responsible for all message content. ACB Web Site http://www.acb.org.uk Green Laboratories Work http://www.laboratorymedicine.nhs.uk List Archives http://www.jiscmail.ac.uk/lists/ACB-CLIN-CHEM-GEN.html List Instructions (How to leave etc.) http://www.jiscmail.ac.uk/