L knee oa icd 10 July 8, 2019 16 32 64 128 B l knee oa icd 10 B l knee oa icd 10 code B/l advanced oa knee icd 10 Primary oa l knee icd 10 B l severe oa knee icd 10 Knee icd 10 L knee effusion icd 10 Left knee oa icd 10