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 0RNHX
Release Left Acromioclavicular Joint, Perc Endo Approach
Release Left Acromioclavicular Joint, Percutaneous Approach
Release Left Acromioclavicular Joint, Open Approach
Release Left Acromioclavicular Joint, External Approach