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      Presurgical Nasoalveolar Molding for Correction of Cleft Lip Nasal Deformity: Experience From Northern India

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      , MS, MCh, DNB a , , MCh, MNAMS, FICS, MNASc a , , DMC a , , BDS, MDS b , , MCh, DNB a , , MCh a
      Eplasty
      Open Science Company, LLC

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          Abstract

          Context: The cleft lip type nasal deformity presents one of the most complex surgical challenges. The long-term postoperative results are still not satisfactory despite an emphasis on primary nasal correction. This is attributed to tissue memory and healing. Nasoalveolar molding is used effectively to reshape the nasal cartilage and to mold the maxillary arch before cleft lip repair. Aims: This study was undertaken to evaluate the role of presurgical nasoalveolar molding in correction of cleft lip nasal deformity for patients with unilateral and bilateral clefts of the lip. Settings and Design: Twenty-three cases of clefts of lip and palate with nasal deformity were subjected to present study from May 2004 to May 2006. These cases were initially treated on outpatient basis, and they were admitted at the time of operation. All of these patients were children of less than 1 year of age, belonging to north Indian population. Material and Methods: Study consisted of patients of cleft lip and palate who were given presurgical nasoalveolar splints at early age. Lip repair was done after at least 2 months of molding. These patients along with control group (without presurgical nasoalveolar molding) were followed up for 1 year. Measurements were taken at different intervals in study over dental cast and on patients. Data obtained from comparison of 2 groups were analyzed using “MSTAT” analysis software (developed by Dr Russel Freed, Professor & Director, Crop & Soil Sciences Department, Michigan State University, East Lansing, Michigan). Results: In our study, we found that nostril height was more in patients of experimental group ( P = .18), while nostril width and alar perimeter were not changed significantly. Children with nasoalveolar molding had significant lengthening of columella ( P = .02). Patients of unilateral cleft lip had more reduction in alveolar gap ( P = .08) than bilateral group ( P = .15). Conclusions: Nasoalveolar molding can be a useful adjunct for treatment of cleft lip nasal deformity. It is a cost-effective technique that can reduce the number of future surgeries such as alveolar bone grafting and secondary rhinoplasties.

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          Presurgical nasoalveolar molding in infants with cleft lip and palate.

          Presurgical infant orthopedics has been employed since the 1950s as an adjunctive neonatal therapy for the correction of cleft lip and palate. In this paper, we present a paradigm shift from the traditional methods of presurgical infant orthopedics. Some of the problems that the traditional approach failed to address include the deformity of the nasal cartilages in unilateral as well as bilateral clefts of the lip and palate and the deficiency of columella tissue in infants with bilateral clefts. The nasoalveolar molding (NAM) technique we describe uses acrylic nasal stents attached to the vestibular shield of an oral molding plate to mold the nasal alar cartilages into normal form and position during the neonatal period. This technique takes advantage of the malleability of immature cartilage and its ability to maintain a permanent correction of its form. In addition, we demonstrate the ability to nonsurgically construct the columella through the application of tissue expansion principles. This construction is performed by gradual elongation of the nasal stents and the application of tissue-expanding elastic forces that are applied to the prolabium. Use of the NAM technique has eliminated surgical columella reconstruction and the resultant scar tissue from the standard of care in this cleft palate center.
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            The progressive changes of nasal symmetry and growth after nasoalveolar molding: a three-year follow-up study.

            The purpose of this study was to assess the progressive changes of nasal symmetry, growth, and relapse after presurgical nasoalveolar molding and primary cheiloplasty in unilateral complete cleft lip/palate infants. Twenty-five consecutive complete unilateral cleft lip/palate infants were included. All the infants underwent nasoalveolar molding before primary cheiloplasty. Standard 1:1 ratio basilar photographs were taken before and after nasoalveolar molding, 1 week after cheiloplasty, and yearly for 3 years. Linear measurements were made directly on the photographs. The results of this study revealed that the nasal asymmetry was significantly improved after nasoalveolar molding and was further corrected to symmetry after primary cheiloplasty. After the primary cheiloplasty, the nasal asymmetry significantly relapsed in the first year postoperatively and then remained stable and well afterward. The relapse was the result of a significant differential growth between the cleft and noncleft sides in the first year postoperatively. To compensate for relapse and differential growth, the authors recommend (1) narrowing down the alveolar cleft as well as possible by nasoalveolar molding, (2) overcorrecting the nasal vertical dimension surgically, and (3) maintaining the surgical results using a nasal conformer.
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              Symmetry of the nose after presurgical nasoalveolar molding in infants with unilateral cleft lip and palate: a preliminary study.

              To assess nostril symmetry and alveolar cleft width in infants with unilateral cleft lip and palate following presurgical nasoalveolar molding (NAM). Fifty-seven newborn patients underwent presurgical nasoalveolar molding. Magnified basal view facial photos were taken at four different times: initial visit (T1), before cheiloplasty (T2), 1 month after cheiloplasty (T3), and 1 year of age (T4). Direct measurements from the photos included: (1) nostril width on the affected and nonaffected side; (2) nostril height on the affected and nonaffected side; (3) columella-nasal base angle; and (4) width of the alveolar cleft. Nostril width and height data were used to calculate a ratio of affected to nonaffected side. Effects of nasal symmetry after presurgical nasoalveolar molding were compared between the affected and nonaffected side. The nostril width ratio was 1.7, 1.2, 1.0, and 1.2 for T1 to T4. The nostril height ratio was 0.5, 0.8, 1.0, and 0.9 for T1 to T4. The angle of the columella was 53.3 degrees , 69.9 degrees , 91.2 degrees , and 86.9 degrees for T1 to T4. The average alveolar cleft width was 8.2 mm at T1 and closed down to 2.4 mm before cheiloplasty (T2) in cases with complete cleft. Infants with presurgical nasoalveolar molding improved symmetry of the nose in width, height, and columella angle, as compared to their presurgical status. There was some relapse of nostril shape in width (10%), height (20%), and angle of columella (4.7%) at 1 year of age.
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                Author and article information

                Journal
                Eplasty
                ePlasty
                Eplasty
                Open Science Company, LLC
                1937-5719
                2010
                23 July 2010
                : 10
                : e55
                Affiliations
                [1] aDepartment of Plastic Surgery
                [2] bDepartment of Orthodontics, Chhatrapati Shahuji Maharaj Medical University (Erst while King Georges Medical College), Lucknow, Uttar Pradesh, India
                Author notes
                Article
                55
                2916669
                20694165
                2b5ff4d9-eb5e-454c-9d6d-e627e3730275
                Copyright © 2010 The Author(s)

                This is an open-access article whereby the authors retain copyright of the work. The article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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                Categories
                Journal Article

                Surgery
                Surgery

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