The spectrum of presentation of silent sinus syndrome

The general clinical, ophthalmologic, and radiologic features of three pati ents with silent sinus syndrome are presented. All three patients were trea ted surgically. The cases of these patients illustrate the spectrum of pres entation of silent sinus syndrome, including enophthalmos, hypophthalmos, t ransient vertical diplopia, lid retraction, lagophthalmos, and blurred visi on. All patients had sinus disease, and all patients improved after surgery using functional endoscopic sinus surgery techniques. The protean manifest ations of silent sinus syndrome can be identified, thereby allowing appropr iate management.