Acute lymphoblastic leukemia (ALL) is a hemopoietic malignancy of the bone marrow that rarely invades the sinonasal area. If infiltration of paranasal sinuses occurs, it may lead to rhinosinusitis and orbital complications that need aggressive treatment. In this report, a 26-year-old male patient who had a history of ALL and had one relapse, suffered from rapid progression of right periorbital ...

Superior orbital fissure syndrome is a severe clinical entity characterized by injuries of neurovascular structures passing through the superior orbital fissure. A 38-year-old male patient admitted to outpatient clinic with left upper eyelid ptosis, ecchymosis, mydriasis, hypoesthesia in upper eyelid and frontal region, blepharoptosis, restriction of ocular movements in all directions, loss of ...

Orbital cellulitis is an important and frequent complication of rhinosinusitis. If not treated adequately and timely, it can lead to loss of vision and life threatening complications. We describe three peculiar cases of orbital cellulitis with favorable outcome. An endoscopic approach is favored if orbital cellulitis is arising as a complication of rhinosinusitis. The nasal endoscopic approach ...