Recent interest in onlay cranial bone grafts has shown it to be a preferred technique in the reconstruction of facial defects. This paper reports seven patients in whom outer table cranial bone grafts were used to reconstruct post-traumatic facial deformities. These included orbital and zygomatic deformities (2 patients), maxillary defects (2 patients), mandibular defects (2 patients), and nasal deformity (1 patient). A brief review of the development of membranous bone grafting for maxillofacial reconstruction is given. Good cosmetic results were obtained in six of seven patients with no evidence of graft resorption. One patient required removal of the graft because of inadequate soft tissue coverage. No patient suffered any significant donor site morbidity. In summary, this technique is extremely useful in treating post-traumatic bony deformities of the facial skeleton. The excellent graft survival and ease in harvesting the graft make this technique preferable to traditional endochondral grafts taken from the iliac crest and rib.
Pyoderma gangrenosum is an ulcerative skin disorder usually associated with an underlying systemic disease. Head and neck involvement is rare, but possibly more common than once thought. The etiology of this disease is unclear, but may be related to an abnormal immunologic response. There are no pathognomonic histologic or laboratory findings; the diagnosis is made by the clinical appearance of the lesions and disease course. Treatment consists of immunosuppression and local wound care in addition to a search for and treatment of an underlying primary systemic disorder. A case report and review of the literature is presented with discussion of common head and neck manifestations, the differential diagnosis, and treatment alternatives.
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