Special case – Arterio-venous malformation involving left lower back maxillofacial region.



Dome shaped, solitary swelling present in the lower left back region of the face, reddish in color, measuring approximately 4 x 2cm in dimension, firm in consistency and pulsatile on palpation.



A bluish red bulbous swelling seen in the lower left buccal vestibule measuring about 3 x 2 cm with engorged capillaries along the periphery of lesion superiorly. Swelling was firm, compressible and with marked pulsations. Vestibular obliteration was present



Panoramic radiograph revealing a well defined radiolucency in the left mandibular body and anterior ramus region, causing root resorption of the involved teeth.



Colour doppler of left submandibular region revealing prominent vessels and biphasic, triphasic and venous pattern on spectral doppler, suggestive of Arterio-venous malformation.



CT angiography confirming Arterio-venous malformation involving left lower back maxillofacial region.

Conclusion

The case highlights the various clinical and radiographic manifestations of arterio-venous malformations of maxillofacial region. Such cases should be accurately diagnosed and meticulously managed with a multi-disciplinary approach.