Lab. Tests What is Cystatin c test? Scholar Idea October 21, 2021 Cystatin C is a relatively small protein that is produced throughout the body by all cells that contain a nucleus, and is found in a variety of body fluids, including the blood. About the Author Scholar Idea Administrator Visit Website View All Posts Post navigation Previous: What is Prostate Specific Antigen (PSA)?Next: What is Fructosamine test? Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Related Stories Lab. Tests What is Fructosamine test? Scholar Idea October 21, 2021 2 Lab. Tests What is Prostate Specific Antigen (PSA)? Scholar Idea October 21, 2021 5 Lab. Tests What is Antinuclear Antibody (ANA) test? Scholar Idea October 21, 2021 3