Advanced Clinical Usefulness of Ultrasonography for Diseases in Oral and Maxillofacial Regions
Figure 5
(a) An ultrasound image showing a mass in the right ranula of a 10-year-old girl. (b) An ultrasound image showing the successful penetration of a needle (arrowhead) in a syringe into the ranula (arrows). (c) An ultrasound image showing the decreasing mass (arrows) by aspiration using a syringe. The arrowhead indicates the needle. (d) An ultrasound image showing the increasing mass (arrows) by administration of OK-432 using a syringe.