Welcome to Ask Stago, The Podcast dedicated to provide expert answers to your expert questions in coagulation. In today’s episode, our guest Florence Crépet will help us to understand what is behind the wording “limit of blank”, “limit of detection” and “limit of quantification”, and what it means for the clinical laboratory Literature sources: Armbruster DA, Pry T. Limit of blank, limit of detection and limit of quantitation. Clin Biochem Rev. 2008 Aug;29 Suppl 1(Suppl 1):S49-52. CLSI. Evaluation of Detection Capability for Clinical Laboratory Measurement  Procedures; Approved  Guideline—Second  Edition. CLSI  document EP17-A2. Wayne,  PA: Clinical and Laboratory  Standards Institute; 2012. CLSI Evaluation of Detection Capability Implementation Guide. CLSI Document EP17-Ed2-IG. Wayne, PA: Clinical and Laboratory Standards Institute; 2021.   Content is scientific and technical in nature. It is intended as an educational tool for laboratory professionals and topics discussed are not intended as recommendations or as commentary on appropriate clinical practice.