case_images: PMC5316794_01
case_images: The patient's neck radiograph showing left-sided subcutaneous emphysema overlying the jaw and neck (white arrows)
case_images: JETS-10-34-g001.jpg
case_images: PMC5316794_01_JETS-10-34-g001.jpg
case_images: F1
case_images: A radiograph of the neck revealed areas of radiolucency in the left submandibular region extending inferiorly to the paraspinal soft tissues [Figure 1].
case_images: Coronal computed tomography image of patient's neck showing extensive subcutaneous emphysema tracking toward the mediastinum (white arrows)
case_images: JETS-10-34-g002.jpg
case_images: PMC5316794_01_JETS-10-34-g002.jpg
case_images: F2
case_images: Intravenous contrast-enhanced computed tomography of the neck showed extensive left-sided cervicofacial emphysema involving the inferior periorbital region, premaxillary, cheek, masticator, parapharyngeal, carotid, parotid, and submandibular spaces in addition to subcutaneous emphysema in the tissues of the left anterior neck and anterior chest wall [Figure 2].