- B704 Lymphatics, Head and Neck
- B7040 High Osmolar
- B7040Z None
- B7040ZZ Plain Radiography of Head and Neck Lymphatics using High Osmolar Contrast
- B7040Z None
- B7041 Low Osmolar
- B7041Z None
- B7041ZZ Plain Radiography of Head and Neck Lymphatics using Low Osmolar Contrast
- B7041Z None
- B704Y Other Contrast
- B704YZ None
- B704YZZ Plain Radiography of Head and Neck Lymphatics using Other Contrast
- B704YZ None
- B7040 High Osmolar