title: Orbital apex syndrome due to sinus infection.
mesh_terms: D000038:Abscess / Q000209:etiology; D000900:Anti-Bacterial Agents / Q000627:therapeutic use; D001763:Blepharoptosis / Q000209:etiology*; D001766:Blindness / Q000209:etiology*; D002481:Cellulitis / Q000209:etiology; D003228:Conjunctiva / Q000294:innervation; D003315:Cornea / Q000294:innervation; D003937:Diagnosis, Differential; D004487:Edema / Q000209:etiology*; D005004:Ethmoid Bone / Q000033:anatomy & histology; D005128:Eye Diseases / Q000209:etiology; D005143:Eyelids / Q000294:innervation; D005145:Face / Q000294:innervation; D006987:Hypesthesia / Q000209:etiology*; D007765:Lacrimal Apparatus / Q000294:innervation; D009437:Neuralgia / Q000209:etiology*; D009666:Nose / Q000294:innervation; D009882:Ophthalmic Nerve; D009886:Ophthalmoplegia / Q000209:etiology*; D009902:Optic Neuritis / Q000209:etiology*; D009915:Orbit / Q000033:anatomy & histology; D010211:Papilledema / Q000209:etiology*; D010521:Periosteum; D011241:Prednisone / Q000009:adverse effects; D011680:Pupil; D012851:Sinus Thrombosis, Intracranial / Q000209:etiology; D012852:Sinusitis / Q000150:complications*
chemical_list: D000900:Anti-Bacterial Agents; D011241:Prednisone