Moderate to severe central canal stenosis icd 10 July 8, 2019 16 32 64 128 Severe central canal stenosis icd 10 Severe lumbar central canal stenosis icd 10 Severe central spinal canal stenosis icd 10 L3 l4 severe central canal stenosis icd 10 Central canal stenosis icd 10 Stenosis icd 10 Moderate central canal stenosis icd 10 Stenosis ica icd 10