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 0WCJX
Extirpation of Matter from Pelvic Cavity, External Approach
Extirpation of Matter from Pelvic Cavity, Open Approach
Extirpation of Matter from Pelvic Cavity, Perc Approach
Extirpation of Matter from Pelvic Cavity, Perc Endo Approach