case_images: PMC4065426_01
case_images: Clinical photograph of the patient did not reveal any facial asymmetry
case_images: JOMFP-18-111-g001.jpg
case_images: PMC4065426_01_JOMFP-18-111-g001.jpg
case_images: F1
case_images: No obvious facial asymmetry was noted [Figure 1].
case_images: Orthopantomogram showing radiolucent lesion involving left mandibular ramus (white arrow head) with fine septations and soap bubble appearance
case_images: JOMFP-18-111-g002.jpg
case_images: PMC4065426_01_JOMFP-18-111-g002.jpg
case_images: F2
case_images: The patient was advised an orthopantomogram (OPG) which was suggestive of a large expansile radiolucent lesion with soap bubble appearance in left ramus and angle of mandible extending up to molar area [Figure 2].
case_images: Noncontrast bone window settings showing expansile lytic lesion with cortical thinning involving the left mandibular ramus
case_images: JOMFP-18-111-g003.jpg
case_images: PMC4065426_01_JOMFP-18-111-g003.jpg
case_images: F3
case_images: The NCCT showed a large expansile lytic lesion with cortical thinning and destruction involving the left ramus of mandible [Figure 3].
case_images: Sagittal reconstructed computed tomography image showing tortuous arterial feeders (yellow arrow) from left external carotid artery supplying the enhancing mandibular arteriovenous malformation (AVM; white arrow)
case_images: JOMFP-18-111-g004.jpg
case_images: PMC4065426_01_JOMFP-18-111-g004.jpg
case_images: F4
case_images: Contrast study showed an enhancing lesion with abnormal tuft of tortuous, dilated feeding vessels at the site of lesion [Figure 4].
case_images: CT angiography axial image showing arterial feeders (yellow arrow) from external carotid and tortuous venous channels associated with enhancing AVM (white arrow)
case_images: JOMFP-18-111-g005.jpg
case_images: PMC4065426_01_JOMFP-18-111-g005.jpg
case_images: F5
case_images: On CT angiography, multiple arterial feeders to the lesion were seen originating from left external carotid artery with venous drainage into left external jugular vein [Figure 5].