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 08CQX
Extirpation of Matter from Right Lower Eyelid, Perc Approach
Extirpation of Matter from Right Lower Eyelid, Open Approach
Extirpation of Matter from R Low Eyelid, Extern Approach