<prompt> Ohgrens line passes from ?Medial canthus to angle of mandibleLateral canthus to angle of mandibleMedial canthus to mastoid processLateral canthus to mastoid process  <response>: Ans. is a i.e., Medial canthus to angle of mandible Ohngrens classification of maxillary carcinoma: Presented by the ohngrens line which passes from the medial canthus of the eye to the angle of mandible. The growths situated above this plane have a poorer prognosis than those situated below. Ohngrens line 1933 A line from medial canthus of the eye to the angle of the mandible. Anteroinferiorinfrastructure : Good prognosis. Superoposteriorsuprastructure : Poor prognosis, early extension eye, skull base, pterygoids, and intratemporal fossa. 