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폐쇄성 수면무호흡증 환자에서 구개수구개인두 성형술의 결과평가 및 예측 변수에 관한 고찰
박영학,박소영,Park, Young-Hak,Park, So-Young 대한수면의학회 1996 수면·정신생리 Vol.3 No.1
Uvulopalatopharyngoplasty(UPPP) is an operation that is frequently performed for the patient of obstructive sleep apnea(OSA). A major problem has been to select those patients who will have a good response to UPPP. We compared preoperative and postoperative polysomnography(PSG) in 20 patients to evaluate the success rate of the operation. Each subject underwent a cephalometric roentgenogram, and fiberoptic nasopharyngoscopy with Mueller maneuver was applied in roentgenogram and fiberoptic nasopharyngoscopy with Mueller maneuver was applied in preop evaluation of patients with OSA. No PSG parameter could accurately predict the changes in sleep after UPPP. There were no significant differences between the responders and the nonresponders concerning the cephalometric analysis, the type of obstruction by Mueller maneuver, and body mass index(BMI). The conclusions of this study are thus that UPPP is an effective treatment for the OSAS with a high success rate, but that there is no single useful parameter predicting the success of the operation.
양성 성대 질환 환자의 후두 미세 수술 전후 음성 장애 지수 및 음성 분석의 유용성
박영학,이정학,주영훈,박성신,방충일,김민식,조승호,Park, Young-Hak,Lee, Jeong-Hak,Joo, Young-Hoon,Park, Sung-Sin,Bang, Choong-Il,Kim, Min-Sik,Cho, Seung-Ho 대한후두음성언어의학회 2005 대한후두음성언어의학회지 Vol.16 No.1
Background and Objectives : Voice disorders can cause problems in patients with benign vocal cord lesions emotionally, physically, economically and functionally. Neither subjective nor objective voice examinations can evaluate such factors adequately. The Voice Handicap Index (VHI) subjectively evaluates voice disorders in terms of physical, functional, emotional factors and measures the patient's perception of the impact of voice disorder. The purpose of this study is to evaluate the usefulness of VHI in the patients with benign vocal cord lesions. Materials and Method : The authors evaluated 37 patients who experienced laryngeal microsurgery for benign vocal cord lesions from september 2003 to August 2004. The VHI was used to measure the postoperative changes of the patient's perception and acoustic analysis and aerodynamic tests were also done. Statistical analysis was done using paired t-test and Pearson's correlation. Results : The VHI scores showed statistically significant reductions postoperatively. In acoustic analysis, jitter and shimmer had statistically significant reductions after surgery but noise-to-harmonics ratio did not. A statistically significant change in the average MFR and MPT perioperatively was found. The relationship between VHI and acoustic, aerodynamic analysis attained statistical significance. Conclusion : The VHI is a useful assessment tool to monitor the patient's self-perception of voice change after the surgery of benign vocal cord lesions. The VHI measurement, when combined with acoustic and aerodynamic analyses, will be helpful in comparing functional outcomes after voice surgery.
화학 소작술 및 결찰을 이용한 이상와 누공의 치험 1예
박영학,이정학,송기영,조승호,Park, Young-Hak,Lee, Jeong-Hak,Song, Ki-Young,Cho, Seung-Ho 대한후두음성언어의학회 2005 대한후두음성언어의학회지 Vol.16 No.1
The pyriform sinus fistula can cause a recurrent abscess in the neck and the current treatment of choice involves complete excision of the sinus tract. But, because of excisional difficult, chemical cautery has been intermittently used as a successful substitute. Recently we experienced a case of pyriform sinus fistula of 9 year-old female who was successfully treated with chemocauterization with trichloroacetic acid(TCA) and ligation of the internal opening of the fistula tract on suspension laryngoscopy. So we report this rate case with review of literatures.
Hydroxylapatite 보형물($VoCoM^{(R)}$)을 이용한 제1형 갑상연골성형술
박영학,송창은,임동재,조승호,Park, Young-Hak,Song, Chang-Eun,Im, Dong-Jae,Cho, Seung-Ho 대한후두음성언어의학회 2007 대한후두음성언어의학회지 Vol.18 No.1
Background and Objectives: $VoCoM^{(R)}$ is a set composed of prefabricated hydroxylapatite implants and shims of various sizes that are designed for the type I thyroplasty, Authors aimed to evaluate the efficacy of $VoCoM^{(R)}$ System in type I thyroplasty. Materials and Method: Twenty three patients with unilateral vocal cord palsy were included in the study, who received type I thyroplasty with $VoCoM^{(R)}$ between May 2000 and May 2007 in St. Mary's Hospital, The Catholic University of Korea, Seoul, Korea, Acoustic, aerodynamic and stroboscopic analyses were performed pre-and post-operatively, Subjective voice improvement was analysed by Voice handicap index, Results : Preoperative jitter was $4.68{\pm}2.46%$ and improved to $3.19{\pm}1.94%$(P<0,05), Preoperative NHR was $0.26{\pm}0.1$ and improved to $0.18{\pm}0,07$(P<0.05), Preoperative MPT was $6.16{\pm}4.9$secs improved to $9.55{\pm}4.67$secs(p<0.05), The postoperative stroboscopy revealed an effective medialization of vocal fold of all patients, Conclusion: Type I thyroplasty using $VoCoM^{(R)}$ is a efficient, safe and convenient way of vocal fold medialization at the expense of its high cost and difficulty in removal.
박영학,김주환,Park, Young-Hak,Kim, Joo-Hwan 대한후두음성언어의학회 2011 대한후두음성언어의학회지 Vol.22 No.1
Injection laryngoplasty is one of the most frequently performed procedures in patients with glottic insufficiency. Various materials and injection sites have been used to medialize the true vocal folds. Ideal material would be easily injected through a fine- gauge needle, well tolerated, long lasting and without complications. Although injection laryngoplasty rarely result in complication, physicians must be familiar with the types of complications that can occur. Proper diagnosis and prompt management of complication can result in good outcome.
박영학,김현수,Park, Young-Hak,Kim, Hyun-Soo 대한기관식도과학회 2010 大韓氣管食道科學會誌 Vol.16 No.2
Transnasal esophagoscopy allows. the upper aerodigestive tract, from the nasal cavity to the gastric cardia to be examined in the outpatients department. It is well tolerated by patient with topical anesthesia alone and no sedation or patient preparation is required. The technique is easily learned and performed in the otolaryngologist and highly cost efficient. It is a useful tool for accurate diagnosis and can be used in a variety of office-based procedures.
박영학,최지영,Park, Young-Hak,Choi, Ji-Young 대한후두음성언어의학회 2009 대한후두음성언어의학회지 Vol.20 No.1
Transnasal Esophagoscopy allows the upper aerodigestive tract, from the nasal cavity to the gastric cardia to be examined in the outpatients department. It is well tolerated by patient with topical anesthesia alone and no sedation or patient preparation is required. The technique is easily learned and performed in the otolaryngologist and highly cost efficient. It is a useful tool for accurate diagnosis and can be used in a variety of office-based procedures.
박영학,최지영,Park, Young-Hak,Choi, Ji-Young 대한후두음성언어의학회 2008 대한후두음성언어의학회지 Vol.19 No.2
Laryngeal stroboscopy is a important clinical tool in the diagnosis and evaluation of patients with voice disorders. Stroboscopic parameters evaluated during examination include symmetry, periodicity, glottic losure, amplitude, mucosal wave, and amplitude. Stroboscopy can provide useful information on glottal closure patterns in patient with/without vocal fold pathology and this paper describes the stroboscopic findings of the laryngeal pathologic lesions.
박영학,최지영,정현철,이석은,김민식,조승호,Park, Young-Hak,Choi, Ji-Young,Jung, Hyun-Chul,Lee, Seok-Eun,Kim, Min-Sik,Cho, Seung-Ho 대한후두음성언어의학회 2006 대한후두음성언어의학회지 Vol.17 No.2
Objectives : Vocal cord paralysis(VCP) is a complex disorder which may result from numerous causes. We reviewed and analyzed the trend of clinical characteristics and causes of VCP in Korean patient. Method : A total 197 patients with VCP who visited St.Mary's hospital from March, 2000 to August, 2006 were reviewed retrospectively. They were analyzed according to sex, age, cause of VCP, position of paralyzed vocal fold, treatment methods. Results : The male and female ratio was 1.6 : 1. The unilateral paralyzed vocal fold was fixed at paramedian position in 84% of the cases. The left vocal fold was paralyzed about 2 1/2 times as much as the right vocal fold. Among the causes of VCP 30.9% of the cases were due to postoperative paralysis, and most of those were developed after lung, mediastinal surgery. laryngeal EMG was performed in 47 patients for determines the prognosis and treatment method. In the unilateral VCP, 90 patients were treated with injection laryngoplasty, 21 patients were performed thyroplasty type I. Conclusion : The causes of VCP include various diseases, so, detection of the primary disease is very important, because many fatal diseases are included among the primary diseases, and late detection can cause serious problems. VCP is not only a disease entity in itself, but can be seen as a sign of an underlying disease.