2007 ICD-9-CM Procedure 80.52 Intervertebral chemonucleolysis The dissolving of the nucleus pulposus of a displaced intervertebral disk, usually by the direct injection of a proteolytic enzyme, especially chymopapain, into the diseased disk. 80.52 is a specific code that can be used to specify a procedure 80.52 contains 6 index entries View the full Volume 3 80.* hierarchy 80.52 also known as: With aspiration of disc fragments With diskography Injection of proteolytic enzyme into intervertebral space (chymopapain) 80.52 excludes: injection of anestheti substance (03.91) injection of other substances (03.92) Index entries containing 80.52: Chemonucleolysis (nucleus pulposus) 80.52 Destruction intervertebral disc (NOS) 80.50 by injection 80.52 Discolysis (by injection) 80.52 Injection (into) (hypodermically) (intramuscularly) (intravenously) (acting locally or systemically) disc, intervertebral (herniated) 80.52 intervertebral space for herniated disc 80.52 spinal (canal) NEC 03.92 proteolytic enzyme (chymodiactin) (chymopapain) 80.52