[Study of the velopharyngeal sphincter in clinical practice].
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Biomedical subjects
Publications and source records attributed to R F Mazzola.
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Our experience with 11 cases of cervical esophageal reconstruction following excision of the hypopharynx and conservative neck dissection is reported. For the reconstructive procedure, we utilized a full-thickness skin graft from the penis according to Kaplan and Markowicz in 2 cases and a deltopectoral flap according to Bakamjian in 9. Critical evaluation of the clinical follow-up has led us to prefer the second method. It seems, in fact, to be the solution of choice in this kind of surgery, for the deltopectoral flap offers a generous source of viable skin due to its good blood supply.
We describe the use of a suprahyoid flap for reconstruction in the lower anterior neck. It has been most useful for immediately closing pharyngostomes and for resurfacing defects from the excision of squamous cell carcinoma of the larynx or other neoplasms involving the skin. This flap provides a good deal of viable tissue, it can easily be rotated without a delay procedure, and the donor area is closed by direct suture. We present our experience with 22 cases.
The observation of 235 patients affected by abnormalities in the frontonasal area, has led the author to reinvestigate this complex chapter of the human congenital malformations. A complete critical review of the literature has been made in order to find the possible correlations between the available cases and those previously reported and to establish a simple morphogenetic classification that may embody them all, even transitional forms.