title: Application of ultrasound.
mesh_terms: D000005:Abdomen; D005069:Evaluation Studies as Topic; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis; D005547:Foreign Bodies / Q000175:diagnosis; D005767:Gastrointestinal Diseases / Q000175:diagnosis; D005770:Gastrointestinal Neoplasms / Q000175:diagnosis; D005831:Genital Diseases, Female / Q000175:diagnosis; D006349:Heart Valve Diseases / Q000175:diagnosis; D006801:Humans; D008297:Male; D009918:Orbital Neoplasms / Q000175:diagnosis; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014159:Transducers; D014465:Ultrasonics / Q000295:instrumentation; D014463:Ultrasonography; D014652:Vascular Diseases / Q000175:diagnosis