The Approach External is identified by letter "X" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0LNRX
Release Left Knee Tendon, Open Approach
Release Left Knee Tendon, External Approach
Release Left Knee Tendon, Percutaneous Endoscopic Approach
Release Left Knee Tendon, Percutaneous Approach