[Enophthalmos presenting as a silent sinus pathology].

Without any signs of trauma or surgery medical history, the spontaneous enophthalmos could be secondary to maxillary sinus hypoplasia on the same side. The pathology which often lacks symptoms causes resorption and remodeling of the orbital floor. We present one case of maxillary sinus hypoplasia with enophthalmos and big ethmoidal bullae associated to septal deformity. Review of the bibliography in relation to the causes, medical history and treatment.