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3 Cards in this Set
- Front
- Back
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Patients with oronasal fistula defects may have what clinical signs?
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Anything consistent with contammination of the nasal cavity with food and debris from the oral cavity. Sneezing, serous to mucopurulent nasal discharge, coughing, aspiration pneumonia
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Why is there such a high failure rate with ONF repairs (65%)?
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Multifactorial---the ONF/palatal defect is usually surrounded by weak and friable tissue that has limited vascularity and little to no underlying supporting bone in areas of high mechanical stress
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Mucosal and mucoperiosteal pedicle flaps have been used to cover defects with variable success. Axial pattern flaps, distant flaps, free-tissue grafts, and palatal prosthetics have also been used for defect closure
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True
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