The Contrast Low Osmolar is identified by number "1" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to B7081
Plain Radiography of R Low Extrem Lymph using Oth Contrast
Plain Radiography of R Low Extrem Lymph using H Osm Contrast
Plain Radiography of R Low Extrem Lymph using L Osm Contrast