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강직형식도경술을 이용하여 치료한 이물에 대한 임상적 고찰
정필상,정승완,김윤환,Chung, Phil-Sang,Jung, Seung-Wan,Kim, Yun-Hwan 대한기관식도과학회 1999 大韓氣管食道科學會誌 Vol.5 No.2
OBJECTIVE : To study the management (diagnostic and therapeutic) of esophageal foreign bodies with rigid esophagoscopy. MATERIAL AND METHODS : All 100 patients admitted to the Dankook University Hospital for ingestion of foreign bodies between May 1994 and July 1999. The outcome for each patient was determined by examining hospital records of demographic information, identification of the foreign body and the removal procedure used. RESULTS : Rigid esophagoscopy was performed for suspected foreign bodies in 100 cases an impacted. The most frequent location was the upper third of the esophagus (68%). The most common type of foreign body was fish bones in adult(61%) and coins in children(70%). In 12 patients. flexible endoscopy had failed previously to remove the foreign body and 4 cases were migrated esophageal metal stent in esophageal stenosis. CONCLUSIONS : The rigid esophagoscopy is appropriate techniques for managing esophageal foreign bodies.
정필상,임은석,유재욱,이상준,Chung, Phil-Sang,Lim, Eun-Seok,Ryu, Jae-Wook,Lee, Sang-Joon 대한기관식도과학회 2005 大韓氣管食道科學會誌 Vol.11 No.2
Laryngotracheoesophageal clefts are rare congenital anmalies of the upper aerodigestive tract. They range in severity from small soft tissue defects in the interarytenoid region to complete clefts of the larynx, trachea, and esophagus. Minor clefts with mild symptoms can be managed conservatively. But, major clefts requires prompt surgical managemet fur the best result. We report a case of a 1 month old male with laryngotracheoesophageal cleft. This cleft was corrected by thoracotomy and anterior laryngofissure approach.
정필상,문태현,Chung, Phil-Sang,Moon, Tae-Hyun 대한기관식도과학회 2010 大韓氣管食道科學會誌 Vol.16 No.1
Transoral $CO_2$ Laser Microsurgery of glottic Carcinoma is replacing external approaches. The qualify of life after surgery for laryngeal cancer may be as important as complete resection of the tumor for patient. Transoral $CO_2$ laser cordectomy for the management of early laryngeal cancer has advantages with regard to oncological results, preservation of laryngeal functions, morbidity and cost in comparison to those of open surgery or radiation therapy. Moreover, transoral laser surgery can be a useful choice as a salvage surgery in radiation therapy failed early glottic cancer. A classification of laryngeal endoscopic cordectomies which included eight different types was described by the European laryngological Society in 2000. We will also introduce type VI which was newly proposed recently.
두경부에 발생한 모기질종(Pilomatricoma) 4예
정필상(Phil Sang Chung),우승훈(Seung Houn Woo),이상훈(Sang Hun Lee),명나혜(Na Hye Myong),이상준(Sang Joon Lee) 대한두경부종양학회 2004 대한두경부 종양학회지 Vol.20 No.1
Pilomatricoma is a benign neoplasm of the hair follicle origin which most common occur in the head and neck, particularly in the cheek and preauricular region. This neoplasm is superficially located and stony, hard consistency on palpation and sometimes shows reddish or bluish discoloration on the overlying skin. The diagnosis is confirmed by histopathologic examination. Radiologic evaluation is little diagnostic and fine needle aspiration biopsy often misdiagnose because both tissues from basaloid cell component and shadow cell component should be obtained for correct diagnosis. And Otolaryngologist should consider the possibility of philomatricoma when childhood or early adulthood persion visits with hard, supferficial mass on the parotid or cheek area. The treatment of choice is surgical excision with clear resection margin. In many instances, overlying skin excision is needed. We report 4 cases of philomatricoma arising from preauricular, cheek and posterior neck.
이하선 양성종양에서 제한적 부분 이하선 절제술의 유용성
정성도(Sung Do Jung),안세영(Se Young An),박병건(Byung Kuhn Park),이상준(Sang Joon Lee),정필상(Phil-Sang Chung) 대한두경부종양학회 2011 대한두경부 종양학회지 Vol.27 No.1
Objectives:There are many reports on attempts to minimize complications and recurrences of tumor by sev-eral techniques for benign parotid tumor resection. The purpose of our study is to find out meaning of proce-dure without identifying main trunk of facial nerve compared to conventional parotidectomy. Material and Methods:We classified 121 patients into two groups. Patients who were underwent superficial parotidectomy or partial superficial parotidectomy were included in idenitification group(IF group), and patients who were treated with conservative partial parotidectomy or extracapsular dissection without identification of main trunk of facial nerve were included in the non-identification group(NF group). We analyzed the location of tumor, op-eration time, mean drainage duration, complication, recurrence and cosmetic satisfaction in two groups. Re-sults:NF group has shorter operation time and mean drainage duration than IF group, however there is no sig-nificant difference in complication and recurrence between two surgical techniques. The Cosmetic satisfaction was similar between two groups. Conclusion:Limited parotidectomy without finding main trunk of facial nerve may be reliable option for benign parotid tumors because it has advantages such as less operation time and mean drainage duration without increasing in recurrence or complication rate.
이상준,정필상,Lee, Sang-Joon,Chung, Phil-Sang 대한후두음성언어의학회 2010 대한후두음성언어의학회지 Vol.21 No.2
Transoral $CO_2$ laser microsurgery has been widely used for various laryngeal diseases. Laser cordectomy for the management of early laryngeal carcinoma has advantages with regards to oncologic results, preservation of laryngeal functions, morbidity and cost in comparison to those of open surgery or radiation therapy. $CO_2$ laser is also applicable to benign vocal fold lesions such as nodules, polyps, cysts, reinke's edema, granulomas, papillomas, hemangiomas and glottis webs. $CO_2$ laser is suitable for microsurgery because it has small focus size and hemostatic effect. We should also recognize the risks of $CO_2$ laser for safe use.
후하악정맥 내측으로 이상 주행하는 안면신경의 해부학적 변이 1예
이상준(Sang Joon Lee),박병건(Byung Kuhn Park),정필상(Phil-Sang Chung) 대한두경부종양학회 2010 대한두경부 종양학회지 Vol.26 No.2
Identification and protection of the facial nerve is very important in the proper operation of the parotid tumor. Posterior approach which finds main trunk of the facial nerve by surgical landmark such as tragal pointer, tympanomastoid suture, and posterior belly of digastric muscle is most commonly used. In case of posterior located tumor, inferior approach may be used, in which the retromandibular vein is followed from the neck and inferior branch of the facial nerve is located. In general, the facial nerve lies superficial to the retromandibular vein. But we experienced the anomalous relationship of the facial nerve and the retromandibular vien. We report this case with a literature review.
이상준(Sang Joon Lee),정필상(Phil-Sang Chung),김영생(Young Saeng Kim),윤경섭(Kyung Sub Yun) 대한두경부종양학회 2007 대한두경부 종양학회지 Vol.23 No.2
Objectives :Well differentiated thyroid carcinoma(WDTC) has relatively good prognosis. But recurrence is associated with increased morbidity and mortality, and always results in reoperation. So it is important to evaluate the risk factors relative to the recurrence. The aim of this study is to evaluate the risk factors of recurrence. Materials and Method :Two hundred seventeen patients who had undergone thyroidectomy and proved as WDTC from January 1999 to December 2004 was included in the study. We reviewed patient-related and tumor-related factors respectively and analyzed the correlation with tumor recurrence. Results :Fourteen patients from two hundreds seventeen had recurred. Recurrence rate was 6.5%, and aver-age interval of recurrence was 28 month. Male, age over 45, multiple mass, and advanced TMN stage patient group show higher recurrence rate, but no statistical significance. However, the recurrence rate of lymph node metastasis, tumor size >1.5cm, and extracapsular invasion group were statistically high. Conclusion :Lymph node metastasis, tumor size and extracapsular invasion are significant risk factors re-lated to the recurrence of WDTC.
이상준(Sang Joon Lee),정필상(Phil-Sang Chung),문정환(Jeong Hwan Moon),이기일(Ki-Il Lee) 대한두경부종양학회 2006 대한두경부 종양학회지 Vol.22 No.2
Intrathoracic goiters can be classified anterior and posterior mediastinal goiter with its locations. Most intrathoracic goiters are retrosternally situated in the anterior mediastinal compartment. Posterior mediastinal goiters are rare, but might present a difficult diagnostic and surgical problem. Although thyroid goiters are nearly always amenable to a cervical approach, posterior mediastinal goiters may require a combined cervico-thoracic approach with sternotomy or thoracothomy. We herein describe a case of posterior mediastinal goiter which was excised only by cervical approach. The relevant literature is briefly reviewed.
문정환,이상준,정필상,Moon, Jeong Hwan,Lee, Sang Joon,Chung, Phil-Sang 대한후두음성언어의학회 2013 대한후두음성언어의학회지 Vol.24 No.1
Laser laryngeal microsurgery is currently the primary method of treatment of various laryngeal diseases. The development of laryngeal microsurgery came from the introduction of a small spot $CO_2$ laser micromanipulator and more precise microlaryngeal instruments. $CO_2$ laser laryngeal microsurgery has enabled very precise surgery because it has small focus size and hemostatic effect. There are some limitations to the use of the $CO_2$ Laser such as adjacent tissue damage and vocal fold scarring. These problems can be minimized through understanding the mechanisms by which lasers function and correctly manipulating the parameters under a surgeon's control. We should also recognize the safety of $CO_2$ laser for the surgeon to precisely perform the procedure.