• Title/Summary/Keyword: Midline

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Patterns of Mandibular Movement of Patients with TMJ Noise (악관절잡음 환자의 하악운동양상)

  • Sung Chang Chung;Young Ok Lee
    • Journal of Oral Medicine and Pain
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    • v.11 no.1
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    • pp.19-27
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    • 1986
  • Registration of the mandibular movement in patients with temporomandibular joint noise (clicking and/or crepitus) was performed using one of mandibular tracking devices(SAPHON VISI-TRAINER CII,Tokyo Shizai-sha Inc.,Japan). The obtained results were follows : 1. In many cases, the movement pattern of light emitting diode(LED) attached on the mandibular midline showed lateral deviation from a vertical reference line which was pronounced in association with TMJ noise during opening and closing. 2. In patients with unilateral TMJ noise the mandibular midline usually towards the side demonstrating TMJ noise during opening. 3. A distinct V-shaped discontinuity in the trace of velocity of mandibular movement was found at the point of the TMJ noise. 4. In patients with TMJ noise the velocity of mandibular movement at the point of the TMJ noise was decreased rapidly. 5. In several cases, TMJ noise could be eliminated by traning of Rocabado`s control of TMJ rotations.

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An Analysis of Duration of Occlusal Sounds in TMD Patients (측두하악장애 화낮의 교합음 지속시간에 관한 분석)

  • Young-Mee Kwon;Jae-Kap Choi
    • Journal of Oral Medicine and Pain
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    • v.14 no.1
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    • pp.9-17
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    • 1989
  • The author has measured the duration of occlusal sounds during centric occlusal tapping in 30 patients with TMD and 30 normal subjects as controls, and then correlated the duration of occlusal sounds with CMI, amount of centric slide, midline deviation, habitual side of mastication, and presence of occlusal interference. The results were as follows 1. The duration of occlusal sounds during centric occlusal tapping were 36.26 msec in TMD patients and 22.8 msec in normal subjects (p<0.01). 2. The correlation between duration of occlusal sounds and CMI was significant (p<0.01). 3. The correlations between duration of occlusal sounds with amount of centric slide, midline deviation, habitual side of mastication, and presence of occlusal interference were not significant (p<0.05).

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Midline One-Stage Complete Unifocalization and Repair for Pulmonary Atresia. Ventricular Septal Oefect associated with Maior Aortopulmonary Collaterals 1 case report (심실중격결손, 큰 대동맥폐동맥 부행혈로를 동반한 폐동맥폐쇄환자의 정중절개일차완정교정술 - 1 례 보고 -)

  • 김웅한;이영탁
    • Journal of Chest Surgery
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    • v.30 no.5
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    • pp.524-527
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    • 1997
  • Pulmonary atresia with ventricular septal defect and major aortopulmonary collaterals is a rare and complex lesion in which great morphologic variability exists regarding the sources of pulmonary blood flow. We report a case of this disease with no true central pulmonary arteries in a 9-month-old-boy successfully treated by one-stage complete unifocalization and repair from a midline stemotomy approach.

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Mature Teratoma in the Cerebellar Hemisphere of an Adult

  • Park, Kwon-Byong;Park, Hyung-Su;Lee, Jung-Il;Suh, Yeon-Lim
    • Journal of Korean Neurosurgical Society
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    • v.41 no.3
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    • pp.180-181
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    • 2007
  • Intracranial teratomas are diagnosed mostly in young population and usually involve midline structure. We report a case of mature teratoma in an adult patient with unusual location in cerebellar hemisphere. A 47-year-old woman presented with severe headache and nausea. Computed tomography and magnetic resonance imaging demonstrated a posterior fossa lesion with cerebellar hemispheric location not involving midline. Histological examination of surgical specimen showed fully matured representative tissues of the three germ layers confirming teratoma. This is a rare example of mature teratoma with unusual age of the patient and location.

A Case of Anaplastic Carcinoma Arising Ectopic Thyroid (이소성 갑상선에 발생한 역형성 암종 1예)

  • Kang, Jae-Ho;Choi, Kyung-Min;Kim, Yoon-Jung;Kim, Seung-Woo
    • Korean Journal of Head & Neck Oncology
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    • v.25 no.2
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    • pp.153-155
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    • 2009
  • Ectopic thyroid glands generally occur in the midline as a result of abnormal median migration, and their presence lateral to the midline is extremly rare. We report a 83-year-old male with anaplastic carcinoma admix papillary carcinoma in the extrathyroid area. We suspected left lateral neck metastasis on preoperative fine needle aspiration result and computed tomography. the patient underwent total thyroidectomy and left selective neck dissection(level II, III, IV, V). The patient was diagnosed as having an ectopic thyroid gland on the lateral neck with anaplastic carcinoma admix papillry carcinoma. The patient is alive without incident of tumor recurrence at 5month after surgery and radiotherapy.

CASE REPORTS OF THE TREATMENT OF FACIAL ASYMMETRY (비대칭 안모의 교정치험례)

  • Kim, Dong-Ho;Park, Seung-Jong;Lee, Dong-Joo
    • The korean journal of orthodontics
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    • v.21 no.3
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    • pp.701-709
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    • 1991
  • This paper presents 2 clinical cases of facial asymmetry resulted from vertical asymmetry of the maxilla and unilateral hyperplasia of the mandibular condyle. Both patients, a 27 year 4 month old female and a 17 year 1 month old male, had a anterior crossbite with deviated dental midline and a concave profile. Both cases were treated with orthodontic and orthognathic procedure. The following results were obtained; 1. The facial asymmetry was favorably corrected. 2. The concave profile was improved. 3. The anterior crossbite was corrected. 4. The upper and lower dental midlines against the facial midline were corrected. 5. The functional overbite and overjet were established.

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Diagnosis and Treatment of Submucosal Cleft Palate (점막하구개열(Submucous cleft palate)의 진단과 치료)

  • Shin, Hyo-Keun
    • Korean Journal of Cleft Lip And Palate
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    • v.10 no.1
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    • pp.23-32
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    • 2007
  • The classic triad of diagnostic signs of submucosal cleft palate which may be present are: 1) bifid uvula 2) short palate with no muscle in the midline and 3) hard palate with a submucous notching defect in the posterior midline. The treatment of submucous cleft palate are V-Y push back palatorrhaphy, and superior based pharyngoplasty implant in the posterior pharynx. The best speech results were in those children operated upon in the younger age group (especially at or before 2 years of age), thus pointing up the importance of early diagnosis.

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A STUDY OF RELATIONSHIPS BETWEEN MIDSAGITTAL PLANE AND DENTAL MID LINE (정중시상면과 치아중심선과의 관계에 관한 연구)

  • Jin, Yong-Hwan
    • The Journal of the Korean dental association
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    • v.13 no.5
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    • pp.457-461
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    • 1975
  • The author observed the relationships beween the dental midline and the midsagittal plane by taking 242 cases P-A cephalo-graphy grouped by male and female 2-6 years age group, 7-15 years age group, and adult age group. The following results were obtained by the observation. 1. Generally, the median line almost coincided with dental midline ineach age group. 1. It showed som degree of deviation in each age group. 2. It showed some degree of deviation in each age group. 3. The some degree of deviation shifted in accordance with each age group. 4. In adult age group, the dental milline more coincided with median line in male than in female.

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Heterotopic Ossification in the Abdominal Wall after Exploratory Laparotomy

  • Kim, Hohyun
    • Journal of Trauma and Injury
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    • v.31 no.3
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    • pp.177-180
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    • 2018
  • Heterotopic bone formation in abdominal incisions is a recognized but uncommon sequela of abdominal surgery. On the other hand, the formation of ectopic bone is a well-recognized complication following arthroplasty of the hip. Heterotopic ossification of midline abdominal incision scars is a subtype of myositis ossificans traumatica. Ectopic bone formation of midline abdominal incisions may cause regional pain or discomfort in the patient after surgery. If symptomatic, treatment is complete excision with primary closure. Radiologically, it is important to distinguish this benign entity from postoperative complications. We report a 69-year-old male who underwent exploratory laparotomy for traumatic small bowel perforation. A segment of abnormal hard tissue was found in the abdominal wall. Heterotopic ossification may occur at various sites and is a recognized but infrequent sequela of exploratory laparotomy. This case highlights clinical and etiological features of this finding.