| abdominal ultrasound | 0.86 | Upper abdominal ultrasound and abdominal computed tomography were normal. | ||
| routine ultrasound | 0.59 | There were several more routine ultrasounds. | ||
| doppler ultrasound | 0.26 | The test is done with a transcranial Doppler ultrasound, or TCD. | ||
| endoscopic ultrasound | 0.26 | Endoscopic ultrasound is usedul in the preoperative staging of oesophageal tumours. | ||
| vaginal ultrasound | 0.26 | Vaginal ultrasound revealed that the tubal pregnancy had disappeared. |