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Jang-Hoon Ahn(안장훈),Kwang-Hak Bae(배광학),Young-Ju Park(박영주),Ryoon-Ki Hong(홍윤기),Joeng-Hun Nam(남정훈),Mi-Ja Kim(김미자) 대한치과교정학회 2010 대한치과교정학회지 Vol.40 No.6
SN 기준선과 FH 기준선이 안모의 심미에 종종 맞지 않아서 모든 치열 교정 및 악교정 수술 증례를 이 기준선을 이용하여 반복적으로 정확히 진단하기가 매우 어렵다. 따라서, 이 연구의 목적은 한국 성인 환자를 대상으로 안정위에서 자연 두부 위치의 개인내 재현성을 확인하고 진성 수평선에 대해 SN 기준선과 FH 기준선의 개인간 다양성을 증명하는 것이다. 그리고, 상기 두 연구를 바탕으로 Na 기준 진수선에서 A점 및 B점까지의 거리가 SNA 및 SNB 각도와 상관 관계가 있는지 여부를 조사하는 것이다. 부정교합 및 악골의 부조화를 치료받기 위해 강남성심병원과 한강성심병원 교정과에 내원한 116명의 환자(남자 23명, 여자 93명)를 조사하였다. 중심위 왁스 바이트는 모든 대상들로부터 채득하였고 1주일 간격으로 자연 두부 위치와 중심위 상태에서 모든 대상자들의 측모두부방사선사진을 2번 촬영하였다. 3개의 변수에서 위치 선정의 방법 오류는 다른 연구에 비해 낮은 수치를 보였다. 그리고 6개의 변수에서 군내 상관계수를 이용하여 자연두부 위치의 개인간 재현성을 증명하였다 (p < 0.001). 각 환자에서 진성 수평선에 대한 FH 기준선간의 각도는 통계적으로 기준치 0도와 다르지 않았다 (p > 0.05). 하지만 임상적으로 다양한 수치를 보였다 (SD: 3.89˚). 반면 각 환자에서 진성 수평선에 대한 SN 기준선간의 각도는 기준치 7도와 매우 다르게 나타났다 (p < 0.05). Na 기준 진수선에서 A점 및 B점까지의 거리와 SNA 및 SNB 각도와의 피어슨 상관 계수에서 유의하지만 매우 낮은 수치를 보였다 (p < 0.01). 이에 자연 두부 위치는 치열 교정 환자 및 악교정 수술 환자의 진단을 위해 재현적이고 믿을 만한 위치이며 자연두부 위치 및 중심위 상태에서 Na 기준 진수선은 SN과 FH 기준선을 대신하여 한국인 성인 환자에서 상악골과 하악골의 전후 관계를 결정하는데 매우 유용한 기준선으로 이용될 수 있을 것으로 생각한다. Objective: This study aimed to verify the intra-individual reproducibility of the natural head position (NHP) in adult Korean patients in the centric relation (CR) position and to prove the inter-individual variability of the Frankfurt horizontal (FH) plane and sella-nasion (SN) line compared to the true horizontal line (THL). In addition, the study aimed to investigate the correlations between linear measurements from A-point and B-point to the nasion true vertical line (NTVL) and angular measurements from A-point and B-point to the SN line. Methods: Two lateral cephalograms were taken of 116 subjects (23 males, 93 females) with CR wax bites in a NHP at a one-week interval. Results: Method errors of three variables and intraclass correlation coefficients of six parameters proved the intra-individual reproducibility of NHP (p < 0.001). The angle of the FH to the THL was not significantly different from 0˚ (p > 0.05), but it was clinically variable (SD 3.89o) on the inter-individual level. Conversely, the angle of the SN line to the THL was significantly different from 7˚ (p < 0.05). Very low correlation was found between the linear measurements and angular measurements of A-point and B-point (p < 0.01). Conclusions: The NTVL could be a useful reference line for assessing the antero-posterior position of the maxilla and mandibleof Korean adult patients in NHP and CR. (Korean J Orthod 2010;40(6):421-431)
Botryoid Odontogenic Cyst on Mandibular Anterior and Both Body Area: a Case Report
남정훈,김다영,박영주,안장훈,강태인,박미희,유우근,김보균,이정원,김정희,Nam, Jeong-Hun,Kim, Da-Young,Park, Young-Ju,Ahn, Jang-Hoon,Gang, Tae-In,Park, Mi-Hee,Yu, Woo-Geun,Kim, Bo-Gyun,Lee, Jung-Won,Kim, Jung-Hee Korean Association of Maxillofacial Plastic and Re 2010 Maxillofacial Plastic Reconstructive Surgery Vol.32 No.4
Botryoid odontogenic cyst (BOC) is considered a rare multilocular variant of the lateral periodontal cyst. In this report, a 67-year-old male visited with chief complaint of severe mobility on mandibular incisors. Multilocular radiolucent lesion was seen from the right premolar to the left premolar area, involving almost the whole mandible. Histologically, the botryoid odontogenic cyst showed focal nodular thickening of the lining epithelium. These thickening often showed swirling appearance of the cells. Cyst enucleation and bone graft on mandible anterior and both body area were performed under general anesthesia, and postoperative healing was favorable without recurrence.
기저세포모반증후군과 연관된 다발성 치성각화방종의 치료시 술전 조대술과 술후 교정적 맹출의 사용 치험 1례
강태인,박영주,남정훈,안장훈,강혜진,송준호,정재안,신진업,Gang, Tae-In,Park, Young-Ju,Nam, Jeong-Hun,Ahn, Jang-Hoon,Kang, Hae-Jin,Song, Jun-Ho,Chung, Jae-An,Shin, Jin-Eob 대한악안면성형재건외과학회 2009 Maxillofacial Plastic Reconstructive Surgery Vol.31 No.5
Basal cell nevus syndrome is a rare inherited disorder characterized by mulitple cutaneous basal cell carcinoma, pits of the palms and soles, cysts of the jaws, skeletal abnormalities and ectopic calcifications. Currently there are new lines of investigation based on biomolecular studies, which aim at identifying the molecules responsible for these cysts and thus early allowing an early diagnosis of these patients. We report a case of a 9-year-old boy with the various manifestation of basal cell nevus syndrome, which are multiple odontogenic keratocysts, pits of the soles, bifid ribs, ectopic calcification, macrocephaly, and hypertelorism, etc. Total five odontogenic keratocysts were found. For the reduction of the size of the odon-togenic keratocysts, following preoperative marsupialization, there were surgically enucleated. And the impacted upper right lateral incisor and canine are tracted orthodontically.
남정훈,노경록,유우근,이병민,전지현,박수현,안장훈,김정희,Nam, Jeong-Hun,Noh, Kyung-Lok,Yoo, Woo-Geun,Lee, Byeong-Min,Jeon, Ji-Hyeon,Park, Su-Hyun,Ahn, Jang-Hoon,Kim, Jung-Hee Korean Association of Maxillofacial Plastic and Re 2011 Maxillofacial Plastic Reconstructive Surgery Vol.33 No.1
The goal of this treatment is the surgical-orthodontic eruption of impacted permanent teeth associated with a large dentigerous cyst in a preadolescent patient. Although enucleation of the entire cyst and the extraction of impacted teeth are common treatments, missing permanent teeth cause several problems in young patients. In this report, an 11-year-old female visited with the chief complaint of a large radiolucent lesion from the mandibular anterior area to the left mandibular posterior area. The permanent left canine and premolars were displaced toward the mandibular inferior border area. The extraction of infected deciduous teeth and marsupialization were performed. After 4 months, orthodontic buttons for forced eruption were applied to the impacted permanent teeth. The teeth emerged into the oral cavity 3 months after the orthodontic treatment. Although the root form was abnormal, there were no other pathogenic signs. The alveolar bone had a normal trabecular pattern and the teeth appeared to be well maintained at postoperative 24 months.
가토골수에서 유래된 골모세포의 하악골 결손부 이식시 골형성에 미치는 효과
박영주,남정훈,김보균,전민수,정재안,이정원,안장훈,강태인,박미희,임성철,Park, Young-Ju,Nam, Jeong-Hun,Kim, Bo-Gyun,Jeon, Min-Su,Chung, Jae-An,Lee, Jung-Won,Ahn, Jang-Hoon,Gang, Tae-In,Park, Mi-Hee,Lim, Sung-Chul 대한악안면성형재건외과학회 2010 Maxillofacial Plastic Reconstructive Surgery Vol.32 No.4
Purpose: The purpose of this experiment was to evaluate the clinical effect of cultured autoglogous osteoblasts as a way to treat the defect of mandible in rabbits. Materials and Methods: Twelve rabbits were used to determine the rate of osteogenesis. The osteoblasts were obtained from the iliac crest of rabbits using aspiration. They were then cultured in Dulbecco's Modified Eagles's Medium (DMEM) with beta-glycerophosophatate, L-ascorbicacid, and dexamethasone to proliferate and differentiate osteoprogenitor cells. The expression of osteogenic markers were detected by reverse transcription-polymerase chain reaction (RT-PCR) and silver nitrate staining techniques. Five, 10-mm holes were placed in each rabbit mandible to simulate defective regions with the use of a low speed trephine bur. In the experimental group, the previously cited defects were grafted with both activated osteoblastic and autogenous bone. The control group, however, was only grafted with autogenous bone. Both groups were then analyzed at 2, 4, and 8-week intervals using bone histomorphometric analysis. Results: According to histomorphologic analysis, the rates of new bone formation at the 2, 4, and 8-week intervals were 36%, 51%, and 23% for the control group, respectively; 52%, 39%, and 28%, for the experimental group, respectively. The experimental group showed higher rates of new bone formation compared to the control group at both the 2-week and 8-week interval. Conclusion: Bone marrow-derived osteoblasts seems to be a promising bone graft material.
김종숙(Chong Sook Kim),박실무(Sill Moo Park),유병철(Byung Chul Yoo),안장훈(Jang Hoon Ahn) 대한소화기학회 1988 대한소화기학회지 Vol.20 No.1
N/A We evaluated the effects of Ara-AMP in the 46 patients with biopsy proven chronic active hepatitis, who had HBsAg and HBeAg in serum for more than 6 months. 28 patients treated with Ara-AMP (1,000mg/day I.V. for 7 days followed by 500mg/day I.M. for 21 days) and 18 patients without treatment as control were followed for the mean period of 20 months (6-40 months) in regard to the serologic markers of HBV, biochemical liver function tests and side effects of Ara-AMP. The results were as following; 1) The rate of HBeAg clearance in the patients with Ara-AMP treatment (46%) was significantly higher than that of spontaneous HBeAg clearance in control patients (11%). None of the patients who cleared HBeAg became HBeAg positive during the follow-up period. 2) Serum AST and ALT levels of the patients who cleared HBeAg after Ara-AMP treatment decreased significantly after Ara-AMP treatment and kept the normal range persistently after the HBeAg clearance, whereas those of the patients who kept HBeAg positivity after Ara-AMP treat- ment decreased transiently after the treatment but returned to their pretreatment levels. In 2 patients with spontaneous clearance of HBeAg, acute exacerbation period with marked elevation of serum aminotransferase levels and bilirubin preceded the HBeAg clearances. 3) Side effects of the Ara-AMP treatment noted in 13 of the 28 treated patients (46%) included anorexia, nausea, indigestion and weakness, which were transient and mild. The above data suggested that Ara-AMP injection for 4 weeks would be the effective and safe treatment for HBeAg positive chronic active hepatitis.