Efficacy of Seprapack Sinus Dressing Versus No Dressing in the Prevention of Intranasal Adhesions Following Sinus Surgery

Inclusion Criteria: * at least 18 years of age * requiring bilateral endoscopic ethmoidectomy (anterior or posterior) * intact middle turbinates * willing to return for all follow-up visits * signed written informed consent Exclusion Criteria: * patients with craniofacial abnormalities (e.g. cleft palate) * patients without intact middle turbinates * patients on long-term oral steroids or other chemotherapeutic agents that might delay healing. Short-term pulse steroid therapy and topical steroids are acceptable * patients with inflammatory conditions, other than chronic sinusitis or nasal polyposis, including but not limited to sarcoidosis, rhinitis, ozena, Wegner's granulomatosis, nasal malignancy, recreational drug abuse * patients with cystic fibrosis * women that are pregnant or women of childbearing age potential who are not practicing an acceptable method of birth control * patients with bleeding disorders or who are receiving anticoagulants * patients that may require a Lothrop procedure