Radiologic exploration of the upper gastrointestinal tract. The usefulness of ultrasonography and computed tomography.
D004938:Esophageal Neoplasms / Q000175:diagnosis*; D006801:Humans; D007889:Leiomyoma / Q000175:diagnosis; D007890:Leiomyosarcoma / Q000175:diagnosis; D008223:Lymphoma / Q000175:diagnosis; D013274:Stomach Neoplasms / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography