Figure 4. Ultrasound showing hyperechoic shadow measuring 14 mm inside the collection suggestive of foreign body

From

Longstanding Unrecognized Wooden Foreign Bodies in Oro-facial Region, Report of three Cases

Sanadi Sajid Ahmed, Sabina Abid, Yasser Al-Thobaiti, S. D. Baliga, Mohammed Fayyaz

American Journal of Public Health Research. 2015, 3(4), 157-161 doi:10.12691/ajphr-3-4-5