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반명진(Myung Jin Ban),정혜연 (Hae Yoen Jung),홍현준(Hyun Jun Hong),변형권(Hyung Kwon Byeon),김원식(Won Shik Kim),박재홍(Jae Hong Park) 대한두경부종양학회 2015 대한두경부 종양학회지 Vol.31 No.1
Basal cell adenocarcinoma is a extremely rare low grade malignancy of the salivary gland. It is composed of ba-saloid cells with dark cell, light cells and pale cytoplasm which shows infiltrative growth pattern into adjacent glandular parenchyme. The pathophysiology of basal cell adenocarcinoma is not well known. First hypothesis is a malignant transformation of the monomorphic adenoma and second one is a de novo origin. Metastasis to the re-gional lymph nodes is rare. Recently, we have experienced a case of basal cell adenocarcinoma with neck metasta- sis after previous superficial parotidectomy. For this reason we report this rare case discussed with references.
악하선 공간에 생긴 동정맥 기형의 후이개 내시경 접근법을 이용한 절제술 1례
반명진(Myung Jin Ban),이치규(Chi Kyou Lee),이지혜(Ji Hye Lee),박재홍(Jae Hong Park) 대한두경부종양학회 2016 대한두경부 종양학회지 Vol.32 No.1
A 54-year-old female presented with a 4cm sized painless, submandibular gland area mass. Vascular lesion was suspected in computed tomography scan. Surgical excision was performed via retroauricular approach for its excellent cosmetic outcome. The vascular mass with peripheral focal calcification was clearly resected without complication such as bleeding or neural damage. Histopathological examination of the specimen revealed an arterio-venous malformation(AVM) with abnormal communications between arteries and veins without the normal inter-vening capillary bed. We report a successful excision of AVM in the submandibular space via retroauricular approach.
정재엽,박계훈,장시형,반명진,Jung, Jae Yeup,Park, Kye Hoon,Jang, Si-Hyong,Ban, Myung Jin 대한두경부종양학회 2018 대한두경부 종양학회지 Vol.34 No.1
The parathyroid glands are usually located in the posterolateral area of the thyroid gland. Due to their embryologic origin, they are sometimes found in an ectopic position from the angle of the jaw to the mediastinum. However, their incidental detection in the hypopharyngeal wall is rare. Herein, we report a case of an ectopic parathyroid gland found in the hypopharyngeal wall of a 39-year old woman with no known endocrine abnormality.
경구강 악하선 절제술 후 발생한 반대측 설하신경 마비 1례
반원우(Won Woo Ban),반명진(Myung Jin Ban),이치규(Chi Kyou Lee),박재홍(Jae Hong Park) 대한두경부종양학회 2016 대한두경부 종양학회지 Vol.32 No.1
The resection of submandibular gland is usually performed via trascervical, transoral approach. The authors suspected the stenosis of Wharton's duct of 54 years old female patient after transoral removal of submandibular stone and the resection of submandibular gland was decided. Because of cosmetic need, the resection was per-formed transorally. The operation was completed successfully without any injury to unilateral lingual nerve or hypoglossal nerve but contralateral paralysis of hypoglossal nerve was seen. In our knowledge, this is the first report of contralateral hypoglossal nerve palsy during transoral resection of submandibular gland.
제2열 새열 낭종으로 오인되었던 편도암의 낭성 경부 임파절 전이 1예
박승범(Seung Bum Park),노민호(Minh Ho Noh),반원우(Won Woo Ban),반명진(Myung Jin Ban),박재홍(Jae Hong Park) 대한두경부종양학회 2015 대한두경부 종양학회지 Vol.31 No.2
Cystic lymph node metastasis of head and neck squamous cell carcinoma(HNSCC) which presumed to be mainly originated from oropharynx including Waldeyer’s ring may present as a benign cystic mass on lateral neck such as branchial cleft cyst. Branchial cleft cyst is one of the most common lateral neck cystic mass which may result in regional infection or lymph adenopathy. Many of previously reported literatures showed the incidence of cystic lymph node metastasis from oropharynx including Waldeyer’s ring. Preoperative imaging studies and fine needle aspiration cytology cannot provide the accurate results until excision of cystic mass for the diagnostic or therapeutic purpose. Recently, we experienced the rare case of cystic lymph node metastasis from ipsilateral tonsil, which mim-icked infected 2nd branchial cleft cyst. Thus, we reported our experience with presentation of case and review of literatures.
노민호(Min Ho Noh),배공근(Kong Geun Bae),반명진(Myung Jin Ban),박재홍(Jae Hong Park),이승원(Seung Won Lee),박기남(Ki Nam Park),김재욱(Jae Wook Kim),고윤우(Yoon Woo Koh) 대한두경부종양학회 2015 대한두경부 종양학회지 Vol.31 No.1
Castleman’s disease is an uncommon lymphoproliferative disorder. The disorder can be classified based on his- tological subtype, such as hyaline vascular type, plasma cell type, and mixed type, and can also be clinically divid- ed into either unicentric or multicentric type. Its exact pathophysiology is not clearly identified. The unicentric type is able to be treated by surgical resection. However, there is no standard treatment modlity for the multicentric type. Treatment of multicentric type includes anti-cancer chemotherapy and radiation therapy. Recently, authors have experienced a rare case of unicentric type of Castleman’s disease accompanying a mucoepidermoid carcino-ma of parotid gland and report a case which is discussed with references.
초음파에서 단순 심경부 감염증으로 오인하여 흡인치료를 시도한 내경정맥 혈전정맥염 (레미에르 증후군) 1례
이동연(Dong Yun Lee),김상빈(Sang Bin Kim),반명진(Myung Jin Ban) 대한두경부종양학회 2019 대한두경부 종양학회지 Vol.35 No.2
Lemierre’s syndrome is rare disease characterized by anaerobic sepsis, internal jugular vein thrombosis, septic emboli that resulted from head and neck infection. Lemierre’s syndrome has significant morbidity, so immediate, accurate diagnosis and treatment is needed. It is necessary to perform contrast-enhanced computed tomography (CT) for diagnosis. Systemic antibiotics is recommended, and surgical interventions, anticoagulation may beis con-sidered for treatment. We report misdiagnosed case as a simple deep neck infection on initial ultrasonography with simultaneous abscess aspiration but finally diagnosed and treated internal jugular vein thrombophlebitis (Lemierre’s syndrome) on CT scan. We report a case of a 45-year-old patient, who was diagnosed with a simple deep neck infection and treated with simultaneous abscess aspiration, but finally diagnosed and treated internal jugular vein thrombophlebitis (Lemierre’s syndrome) on CT scan.
BRAF(V600E) 돌연변이 갑상선 역형성암에서 BRAF(V600E) 억제에 의한 EGFR 발현 증가가 표적치료에 대한 저항성발현과 상피-간질세포이행과정에 미치는 영향분석
변형권(Hyung Kwon Byeon),나휘정(Hwi Jung Na),양연주(Yeon Ju Yang),박재홍(Jae Hong Park),권형주(Hyeong Ju Kwon),장재원(Jae Won Chang),반명진(Myung Jin Ban),김원식(Won Shik Kim),신동엽(Dong Yeob Shin),이은직(Eun Jig Lee),고윤우(Yoon Wo 대한두경부종양학회 2014 대한두경부 종양학회지 Vol.30 No.2
Background and Objectives:Anaplastic thyroid carcinoma(ATC) is a rare but highly aggressive thyroid ma-lignancy that is associated with an extremely poor survival despite the best multidisciplinary care. BRAF(V600E) mutation is detected in about a quarter of ATC, but unlike its high treatment response to selective BRAF inhibitor (PLX4032) in metastatic melanoma, the treatment response of ATC is reported to be low. The purpose of this study is to investigate the innate resistance mechanism responsible for this low treatment response to BRAF inhibitor and its effect on epithelial-mesenchymal transition(EMT). Materials and Methods:Two ATP cell lines, 8505C and FRO were selected and treated with PLX4032 and its drug sensitivity and effects on cell migration and EMT were examined and compared. Further investigation on the changes in signals responsible for the different treatment response to PLX4032 was carried out and the same ex-periment was performed on both orthotopic and ectopic xenograft mouse models. Results:FRO cell line was more sensitive to PLX4032 treatment compared to 8505C cell line. The resistance to BRAF inhibition in 8505C was due to increased expression of EGFR. Effective inhibition of both EGFR and p-AKT was achieved after dual treatment with BRAF inhibitor(PLX4032) and EGFR inhibitor(Erlotinib). Similar results were confirmed on in vivo study. Conclusion:EGFR-mediated reactivation of the PI3K/AKT pathway and MAPK pathway contributes to the relative insensitivity of BRAF(V600E) mutant ATC cells to PLX4032. Dual inhibition of BRAF and EGFR leads to sustained treatment response including cell invasiveness.