Imaging Case of the Week 204 Answer

The facial x-rays show a left zygomatic arch fracture as shown below. This fracture causes clinical dish face deformity.

Left zygomatic arch fracture

Facial x-rays can be tricky to interpret. Following the Mcgrigor’s lines helps to identify the injured area. More details on the Mcgrigor’s lines can be found here

http://www.imageinterpretation.co.uk/face

The above patient was referred to a maxillofacial surgeon for further management.