- B50D Lower Extremity Veins, Bilateral
- B50D0 High Osmolar
- B50D0Z None
- B50D0ZZ Plain Radiography of Bilateral Lower Extremity Veins using High Osmolar Contrast
- B50D0Z None
- B50D1 Low Osmolar
- B50D1Z None
- B50D1ZZ Plain Radiography of Bilateral Lower Extremity Veins using Low Osmolar Contrast
- B50D1Z None
- B50DY Other Contrast
- B50DYZ None
- B50DYZZ Plain Radiography of Bilateral Lower Extremity Veins using Other Contrast
- B50DYZ None
- B50D0 High Osmolar