OBJECTIVE: To evaluate the extent of involvement and severity of intervertebral degenerative disc disease on MRI lumbar spine by using a modified pfirrmann grading system in patients with low back pain. METHODOLOGY: This cross-sectional study was conducted at the radiology department...
Modified Pfirrmann grading system is commonly used to evaluate IDD. The objective of this study is to evaluate its reliability and reproducibility on cervical IDD in CSM patients, and to explore its clinical application value.Methods All 165 patients with CSM were enrolled. 6 physicians (3 spine ...