• Title, Summary, Keyword: Palate

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Contralateral recurrence of necrotizing sialometaplasia of the hard palate after five months: a case report

  • Jeong, Chan-Woo;Youn, Taegyun;Kim, Hyun Sil;Park, Kwang-Ho;Huh, Jong-Ki
    • Journal of the Korean Association of Oral and Maxillofacial Surgeons
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    • v.41 no.6
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    • pp.338-341
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    • 2015
  • Necrotizing sialometaplasia usually heals within 4 to 10 weeks with conservative treatment, and rarely recurs. When necrotizing sialometaplasia is present on the hard palate it may occur unilaterally or bilaterally. In this case, necrotizing ulceration occurred on the left hard palate of a 36-year-old woman after root canal treatment of the upper left first premolar under local anesthesia. After only saline irrigation the defect of the lesion completely healed and filled with soft tissue. After 5 months, however, a similar focal necrosis was found on the contralateral hard palate without any dental treatment having been performed on that side and progressed in similar fashion as the former lesion. We conducted an incisional biopsy and obtained a final pathological diagnosis for the palatal mass of necrotizing sialometaplasia. At the 3-year follow-up, the patient's oral mucosa of the hard palate was normal, without any signs and symptoms of the condition. We report a case of a second occurrence of necrotizing sialometaplasia on the contralateral side from the first, with a time lapse between the first and second occurrence.

Mucoperiosteal Flap Necrosis after Primary Palatoplasty in Patients with Cleft Palate

  • Rossell-Perry, Percy;Cotrina-Rabanal, Omar;Barrenechea-Tarazona, Luis;Vargas-Chanduvi, Roberto;Paredes-Aponte, Luis;Romero-Narvaez, Carolina
    • Archives of Plastic Surgery
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    • v.44 no.3
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    • pp.217-222
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    • 2017
  • Background The prevalence of flap necrosis after palatoplasty in patients with cleft palate. The prevalence of mucoperiosteal flap necrosis after palatoplasty remains unknown, and this complication is rare. This event is highly undesirable for both the patient and the surgeon. We present here a new scale to evaluate the degree of hypoplasia of the palate and identify patients with cleft palate at high risk for the development of this complication. Methods In this case series, a 20-year retrospective analysis (1994-2014) identified patients from our records (medical records and screening day registries) with nonsyndromic cleft palate who underwent operations at 3 centers. All of these patients underwent operations using 2-flap palatoplasty and also underwent a physical examination with photographs and documentation of the presence of palatal flap necrosis after primary palatoplasty. Results Palatal flap necrosis was observed in 4 cases out of 1,174 palatoplasties performed at these centers. The observed prevalence of palatal flap necrosis in these groups was 0.34%. Conclusions The prevalence of flap necrosis can be reduced by careful preoperative planning, and prevention is possible. The scale proposed here may help to prevent this complication; however, further studies are necessary to validate its utility.

Prenatal ultrasonographic diagnosis of cleft lip with or without cleft palate; pitfalls and considerations

  • Kim, Dong Wook;Chung, Seung-Won;Jung, Hwi-Dong;Jung, Young-Soo
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.37
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    • pp.24.1-24.5
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    • 2015
  • Ultrasonographic examination is widely used for screening of abnormal findings on prenatal screening. Cleft lip with or without cleft palate of the fetus can also be screened by using ultrasonography. Presence of abnormal findings of the fetal lip or palate can be detected by the imaging professionals. However, such findings may not be familiar to oral and maxillofacial surgeons. Oral and maxillofacial surgeons can use ultrasonographic imaging of fetal cleft lip with or without cleft palate to provide information regarding treatment protocols and outcomes to the parent. Therefore, surgeons should also be able to identify the abnormal details from the images, in order to setup proper treatment planning after the birth of the fetus. We report two cases of cleft lip with or without cleft palate that the official readings of prenatal ultrasonography were inconsistent with the actual facial structure identified after birth. Also, critical and practical points in fetal ultrasonographic diagnosis are to be discussed.

Use of Acellular Allogenic Dermal Matrix in Soft Palate Reconstruction after Excision the Pleomorphic Adenoma (다형샘종 제거 후 발생한 연구개 점막 결손의 무세포 동종 진피기질을 이용한 재건 1례)

  • Lee, Jae Seong;Lim, Gil Chae;Kim, Jeong Hong;Kang, Jae Kyoung;Shin, Myoung Soo;Yun, Byung-Min
    • Korean Journal of Head & Neck Oncology
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    • v.35 no.1
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    • pp.21-23
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    • 2019
  • Recent studies have reported on the reconstruction of oral mucosal defects using acellular dermal matrix (ADM). This case report describes the reconstruction of a soft-palate mucosal defect using ADM. A 43-year-old man developed a $2.5cm{\times}3cm$ soft-palate mucosal defect after the removal of a lump on the soft palate andreconstructed the defect using ADM without further complications. Reconstruction of the soft palate with ADM could be more convenient than traditional methods including primary closure, skin graft, and local or free flap without complications.

COMPREHENSIVE TREATMENT OF UNILATERAL COMPLETE CLEFT LIP AND PALATE (편측성 완전 구순구개열 환자의 포괄적 치료)

  • Lee, Jeong-Keun;Hwang, Byung-Nam;Choi, Eun-Zoo;Kim, Yong-Been
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.22 no.4
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    • pp.430-435
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    • 2000
  • Cleft lip and palate is one of the congenital anomalies which need comprehensive and multidisciplinary treatment plan because 1) oral cavity is an important organ with masticatory function as a start of digestive tract, 2) anatomic symmetry and balance is esthetically important in midfacial area, and 3) it is also important to prevent psycho-social problems by adequate restoration of normal facial appearance. There are many different protocols in the treatment of cleft lip and palate, but our department has adopted and modified the $Z{\"{u}}rich$ protocol, as published in the Journal of Korean Cleft Lip and Palate Association in 1998. The first challenge is feeding. Type of feeding aid ranges from simple obturators to active orthopedic appliances. In our department we use passive-type plate made up of soft and hard acrylic resin which permits normal maxillary growth. We use Millard's method to restore normal appearance and function of unilateral complete cleft lip. In consideration of both maxillary growth and phonetic problems, we first close soft palate at 18 months of age and delay the hard palate palatoplasty until 4 to 5 years of age. When soft palate is closed, posterior third of the hard palate is intentionally not denuded to allow normal maxillary growth. In hard palate palatoplasty the mucoperiosteum of affected site is not mobilized to permit residual growth of the maxilla. We have treated a patient with unilateral complete cleft lip and palate by Ajou protocol, which is a kind of modified $Z{\"{u}}rich$ protocol. It is as follows: Infantile orthopedics with passive-type plate such as Hotz plate, cheiloplasty with Millard's rotation-advancement flap, and two stage palatoplasty. It is followed by orthodontic treatment and secondary osteoplasty to augment cleft alveolus, orthognathic surgery, and finally rehabilitation with conventional prosthodontic treatment or implant installation. The result was good up to now, but we are later to investigate the final result with longitudinal follow-up study according to master plan by Ajou protocol.

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Prenatal Diagnosis of Accompanying Alveolar Cleft and Cleft Palate in Fetuses with Cleft Lip Using Prenatal 3D Sonographic Identification and Antenatal Counseling (구순열 태아에서 3D 산전 초음파를 이용한 치조열 및 구개열의 동반 유무 진단 및 산전상담)

  • Koh, Kyung Suck;Kim, Hoon;Choi, Jong Woo;Won, Hye Sung;Kim, Sun Kwon
    • Archives of Plastic Surgery
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    • v.34 no.2
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    • pp.181-185
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    • 2007
  • Purpose: Cleft lip and/or palate is the most common congenital facial anomaly whose incidence is about 1 in 500~1000 live births. As this anomaly may be associated with the serious chromosomal anomalies or the multiple organ abnormalities resulting in the fetal loss or perinatal maternal morbidity and mortality, careful prenatal counseling with early and accurate detection is important. Although conventional prenatal ultrasound(US) examination in midterm pregnancy has been applied for screening of cleft lip, there are definite limitations in the diagnosis of accompanying cleft palate or alveolar cleft. We applied high-resolution 3D US along the serial axial, coronal and sagittal plane so that we could diagnose the cleft palate and/or alveolar cleft in fetuses with cleft lip. Methods: From May 2005 to September 2005, 20 fetuses with cleft lip were examined with prenatal 3D US. Average maternal age was 28.8 years old(24-35 years old), and average gestational age was 24.8 weeks(17.6 to 34.2 weeks). Consecutive axial, coronal and sagittal multislice view were obtained via prenatal 3D US examination and diagnosis of cleft palate and/or alveolar cleft in cleft lip fetuses was followed. Results: With noninvasive and safe prenatal 3D US examination, 17 of 20 cleft lip fetuses were demonstrated to have cleft palate and/or alveolar cleft. Prenatal counseling according to the result was made. Conclusion: Existing prenatal US examination is suitable for screening the cleft lip fetuses but has limitation in identifying the related existence of cleft palate and/ or alveolar cleft. Authors verify the presence of cleft palate and/or alveolar cleft acquiring the successive multislice axial, coronal, and sagittal view with prenatal 3D US examination. Therefore, prenatal 3D US examination could be regarded as a noninvasive and secure screening modality in fetuses with cleft lip for confirming whether cleft palate and/or alveolar cleft is accompanied.

A STUDY OF $TGF-{\beta}$ EXPRESSION DURING PALATOGENESIS IN RATS WITH CLEFT PALATE INDUCED BY BAPN (($TGF-{\beta}$ 발현이 BAPN으로 유도된 구개열 백서의 구개 형성에 미치는 영향에 대한 실험적 연구)

  • Tae, Ki-Chul;Lee, Dong-Kun;Kim, Jeng-Ghee
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.23 no.3
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    • pp.205-211
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    • 2001
  • Cleft palate is one of the most serious congenital anomalies in human that causes a sucking problem in newborn babies and morphologic deformity that usually leads to death in newborn mouse offspring due to an insufficient ability to suck milk. Therefore cleft palate had been researched with epidemiologic and molecular methods, and many etiologic factors were examined closely. Among of the research methods, biologic molecule researches have been more important method for cleft palate formation study. The $TGF-{\beta}$ had an important role in the cell migration, epithelial-mesenchymal transdifferentiation, extracellular matrix synthesis and deposition. But there was a little research which was study about correlation cleft palate induced by beta-aminonitroproprionitrile(BAPN) with $TGF-{\beta}$ expression. A purpose of this presented study was examed how $TGF-{\beta}$ expression in cleft palate mice. At gestation days 13, BAPN-monofumarate salts($(C_3H_6N_2)_2$ ${\cdot}$ $C_4H_4O_4$, Sigma Co.) was single oral administered to 4 pregnant rats according to 1g/kg body weight. And pregnant rats were sacrificed on day 20 post coitus(p.c.), The $TGF-{\beta}$ expression patterns of cleft formed fetus mice was followed that; 1.Osteoblast, mesenchymal cell and epithelial cell of cleft mice were low expression compare to control mice. 2.There was no $TGF-{\beta}$ difference expression pattern of osteocyte of cleft mice compare to control mice. 3. In western blot analysis, thickness of band of $TGF-{\beta}$ in cleft mice was thin and dilute compare to control mice.

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A survey of trend in cleft lip and palate management in oral & maxillofacial surgery in Korea. (한국 구강악안면외과 수련병원의 구순구개열 환자의 치료경향에 관한 조사)

  • Choi Jin-Young;Jeong Jae-Hwa;Min Byong-Il
    • Korean Journal of Cleft Lip And Palate
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    • v.3 no.2
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    • pp.67-73
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    • 2000
  • The purpose of this survey was to obtain an overall view of the status of cleft lip and palate management in Oral and Maxillofacial Surgery(OMFS) in Korea. Korea Cleft lip and Palate Association conducted mailed survey which was composed of 29 questions conceming pre-operative and post-operative management in CLP surgery and completed by 58 training hospital. Of 58 questionnaires sent, 23 were returned(response rate of 40%). Authors compared this results with those of other similar surneys, which reveal much difference between OMFS and Plastic Surgery(PS) in CLP treatment. In OMFS, many surgeons were in favor of presugical orthopaedics than lip adhesion to manage protruded premaxilla. It reflects interdisciplinary team approach between OMFS and orthodontic department reduces the need of lip adhesion through presurgical orthopaedics. Timing of palatal surgery was later than that of PS, which reflects concern for an impediment of maxillaty growth. To our knowledge, this survey may be the first on organization and management for cleft patient in OMFS in Korea.

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Growth modification treatment with facial mask in the cleft lip and palate patients (Facial mask를 이용한 구순구개열 아동의 악안면 성장조절)

  • Jean Young-Mi
    • Korean Journal of Cleft Lip And Palate
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    • v.4 no.2
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    • pp.9-18
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    • 2001
  • Cleft lip and palate is the most frequent congenital facial deformity of the orofacial area. Successful management of patients with cleft lip and palate requires a multidisciplinary approach from birth to adult stage. The early surgical intervention of lip and palate induces a significant incidence of maxillary growth restriction that produces secondary deformities of the jaws, and the severity of the skeletal discrepancies tends to increase with growth. The early growth modification treatment to utilize the patient's growth potential is necessary in the cleft lip and palate patients, and we must consider not only the existing skeletal discrepancies but the residual growth amount and the direction. However, once we have obtained good results with orthopedic treatment in mixed dentition stage, we must pay special attention to maintain the treatment results because of high relapse tendencies and the alterations of jaw relationships due to residual growth.

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An epidemiologic study on the cleft lip and/or palate patients who visited Dept. of Orthodontics, Pusan National University Hospital (부산대학교병원 교정과에 내원한 구순구개열 환자들에 대한 역학조사)

  • Son Woo-Sung;Baek Jae-Ho;Lee Won-Chul
    • Korean Journal of Cleft Lip And Palate
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    • v.5 no.1
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    • pp.43-58
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    • 2002
  • A General survey on the cleft lip and/or palate patients in Pusan National University Hospital was done. The conclusions were as follow. 1. In gender ratio, male was higher than female. 2. In the cleft type, unilateral cleft lip and palate, cleft lip and alveolus, and bilateral cleft lip and palate in higher ratio order. Left unilateral cleft lip and palate was higher than right in ratio. 3. In first hospital visiting age for dental treatment, the group from 6 years old to 12 years old was most and in that the age group for attending elementary school (about 7-8 years old) showed especially higher ratio. The large majority of patient were born in 1980's and lived in Pusan metropolitan city, KyungSangNamDo. Especially, most of them lived in the neighboring Held of Pusan National University Hospital. 4. Class III skeletal pattern and Angle's Class III molar relationship was most prevalent. Angle's Class II molar relationship showed relative higher ratio because tooth loss and malposition. 5. Primary lip closure in 3 months, secondary lip closure in 6-7 years old, palatal closure in 12-16 months and bone graft in 8-10 years old were operated mostly. Rhinoplasty and scar revision were operated in too early age so the need of infantile orthopedics must be considered. 6. Maxillary expansion and protraction were operated mostly in 8-11 years old but operating in primary dentition must be considered. 7. Tooth alignment were started mostly in mixed dentition and consideration about prosthodontic treatment and retention will be need. 8. In tooth anomaly, tooth malformation and missing were most prevalent.

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