Method of detecting articular cartilage degeneration or damage

摘要

An object of the present invention is to provide a detection method capable of detecting articular cartilage degeneration or damage in which the abnormality cannot be detected in a radiograph in a simple method and with high accuracy, a method of evaluating the rate of progression of articular cartilage degeneration or damage, and the like.;The present invention as a means for achieving the object provides a method of detecting articular cartilage degeneration or damage which cannot be detected in a radiograph, by using the concentration of keratan sulfate in a sample derived from blood as an index, and the like.;Further, the present invention provides a method of evaluating the rate of progression of articular cartilage degeneration or damage by using the concentration of keratan sulfate in a sample derived from blood as an index, and the like.