| CFDU | color-flow Doppler ultrasonography; color flow Doppler ultrasound |
|---|---|
| DDU | dermo-distortive urticaria; duplex Doppler ultrasound |
| DTUS | diathermy, traction, and ultrasound |
| DUS | diagnostic ultrasonography; Doppler flow ultrasound |
| EMU | early morning urine; energy-mode ultrasound |