A.j.w.p. Rosenberg |
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Universitair Medisch Centrum Utrecht
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Department of Surgery
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12.37
Research experience
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Jan 2005–
Dec 2012Research: Universitair Medisch Centrum Utrecht
Universitair Medisch Centrum Utrecht · Department of Oral DiseasesNetherlands · Utrecht
Other
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Languagesenglish, german
Publications (15) View all
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Article: Reaction to "Engelstad ME, Bastodkar P, Markiewicz MR. Medial canthopexy using transcaruncular barb and miniplate: technique and cadaver study. Int J Oral Maxillofac Surg 2012;41:1176-85"
M S M Muradin, B M Stubenitsky, A J W P RosenbergInternational Journal of Oral and Maxillofacial Surgery 04/2013; · 1.51 Impact Factor -
Article: The influence of a Le Fort I impaction and advancement osteotomy on smile using a modified alar cinch suture and V-Y closure: a prospective study.
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ABSTRACT: A previous report from the authors' department showed that a modified alar cinch suture combined with a muco-musculo-periosteal V-Y closure (mACVY) improves nasolabial mobility. To test if the improvements were equal to the range of nasolabial mobility in non-dysgnathic persons, a prospective study was carried out in 56 patients: 31 with mACVY, 25 with simple closing sutures (SCS) and 18 non-operated, angle class I volunteers. Standardized full facial frontal photographs, taken immediately preoperatively and 18 months postoperatively were used. The landmarks, alare, crista philtri and cheilion were analysed. The test has a standard deviation of 0.9 mm. Intra-group changes, paired t-test, and inter-group differences, unpaired t-test (p<0.05) were statistically analysed. The results show significant preoperative differences in nasolabial mobility compared with the control group, for both groups. Postoperative mobility improved in both groups, but significantly with mACVY with horizontal movement of cheilion and alare, and the vertical movement of crista philtri and less so for the vertical movement of crista philtri with SCS. Postoperative inter-group differences in mobility were small and significant for SCS vs the control group. It can be concluded that using mACVY improves orofacial movement to the level of normal class I volunteers.International Journal of Oral and Maxillofacial Surgery 12/2011; 41(5):547-52. · 1.51 Impact Factor -
Article: Spontaneous regression of advanced merkel-cell-like small cell carcinoma of the parotid gland.
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ABSTRACT: Small cell carcinomas of the salivary gland are rare. We present a case of spontaneous regression of an advanced merkel-cell-like small cell carcinoma of the parotid gland.British Journal of Oral and Maxillofacial Surgery 08/2009; 48(3):199-200. · 1.95 Impact Factor -
Article: The effect of alar cinch sutures and V-Y closure on soft tissue dynamics after Le Fort I intrusion osteotomies
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ABSTRACT: Adverse effects on the soft tissues after Le Fort I osteotomies include: broadening of the alar base, loss of vermilion show of the upper lip and down sloping of the commissures. In theory, an alar cinch suture combined with a muco-musculo-periosteal V-Y closure (ACVY) should improve not only the nasal width, but would also improve the dynamics of some of the mimic muscles. To test the validity of this hypothesis, a prospective study was set up including 22 patients, using standardized full facial frontal photographs, taken immediately preoperatively and 18 months postoperatively. Sets containing three pictures were made: soft tissue in repose, maximum closed mouth smile and maximum smile. The landmarks, alare, crista philtri and cheilion were analysed. The preliminary results show that ACVY-closure does significantly improve the horizontal movement of cheilion with both maximum closed mouth smile and maximum smile, as well as the vertical movement of crista philtri with maximum closed mouth smile. CONCLUSION: The Le Fort I osteotomy with ACVY improves the orofacial dynamics.Journal of cranio-maxillo-facial surgery: official publication of the European Association for Cranio-Maxillo-Facial Surgery 06/2009; · 1.25 Impact Factor -
Article: A prospective study on prognostic factors for free-flap reconstructions of head and neck defects.
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ABSTRACT: The purpose of this study is to examine a cohort of patients with free-flap reconstruction prospectively and to identify the prognostic factors for postoperative medical and surgical complications. All 150 patients required a free-flap reconstruction after ablative surgery for a defect in the head and neck area. Medical complications and major surgical complications were correlated with patient factors. An ASA score of 3 and male gender were statistically significant prognostic factors for medical complications. The ASA scoring system is a slightly better prognostic factor for medical complications than Charlson comorbidity stage on forward logistic regression analysis. Female gender and an operation time exceeding 10h were statistically significant prognostic factors for major surgical complications.International Journal of Oral and Maxillofacial Surgery 04/2009; 38(6):666-70. · 1.51 Impact Factor