2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Congenital Anomalies 740-759 > Other Congenital Anomalies Of Limbs 755.* > 2006 ICD-9-CM Diagnosis 755.64 Congenital deformity of knee (joint) View the most recent version of ICD-9-CM 755.64 755.64 is a specific code that can be used to specify a diagnosis 755.64 contains 23 index entries View the ICD-9-CM Volume 1 755.* hierarchy Alternate Terminology Congenital: absence of patella genu valgum [knock-knee] genu varum [bowleg] Rudimentary patella  Index entries containing 755.64: Absence (organ or part) (complete or partial) patella, congenital 755.64 Agenesis - see also Absence, by site, congenital patella 755.64 Anomaly, anomalous (congenital) (unspecified type) 759.9 knee (joint) 755.64 patella 755.64 specified type NEC knee 755.64 patella 755.64 Bifid (congenital) - see also Imperfect, closure patella 755.64 Biparta, bipartite - see also Imperfect, closure patella 755.64 Deformity 738.9 knee (acquired) NEC 736.6 congenital 755.64 patella (acquired) 736.6 congenital 755.64 Dislocation (articulation) (closed) (displacement) (simple) (subluxation) 839.8 patella (closed) 836.3 congenital 755.64 Distortion (congenital) knee (joint) 755.64 patella 755.64 Genu congenital 755.64 extrorsum (acquired) 736.42 congenital 755.64 introrsum (acquired) 736.41 congenital 755.64 valgum (acquired) (knock-knee) 736.41 congenital 755.64 varum (acquired) (bowleg) 736.42 congenital 755.64 Hypertrophy, hypertrophic meniscus, knee, congenital 755.64 Hypoplasia, hypoplasis 759.89 patella 755.64 Knock-knee (acquired) 736.41 congenital 755.64 Malposition congenital patella 755.64 Rudimentary (congenital) - see also Agenesis patella 755.64