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오늘 본 자료
김성진 ( Sung Jin Kim ),한성록 ( Seong Rok Han ),윤상원 ( Sang Won Yoon ),이기택 ( Gi Taek Yee ),최찬영 ( Chan Young Choi ),손문준 ( Moon Jun Sohn ),이동준 ( Dong Joon Lee ),김한성 ( Han Seong Kim ),황충진 ( Choong Jin Whang ) 대한뇌종양학회·대한신경종양학회·대한소아뇌종양학회 2006 대한뇌종양학회지 Vol.5 No.2
Despite multimodal therapy, glioblastoma multiforme(GBM) is associated with a poor prognosis with a median survival of less than 1 year. GBM with long-term survival over 5 years is rare, and no definite markers of better prognosis have been identified till date. We present two patients who were diagnosed a frontal GBM and a cerebellar GBM respectively. Both patients were survived for more than 5 years, who had been treated with surgery, Novalis radiosurgery and chemotherapy. We also discussed prognostic factors who were long term survival with GBM.
영상유도 뇌수술 장비의 임상적 적용 : Zeiss SMN System
이채혁,이호연,황충진,Lee, Chea Heuck,Lee, Ho Yeon,Whang, Choong Jin 대한신경외과학회 2000 Journal of Korean neurosurgical society Vol.29 No.1
The authors describe the experience with the interactive image-guided Zeiss SMN system, which has been applied to 20 patients with various intracranial lesions during one year. Preoperative radiologic evaluation was CT scan in 6 cases, MRI in 14 cases. In all except one case, average fiducial registration errors were less than 2mm. There was no statistical difference in registration error between CT and MR image. This system considered to be relatively stable with respect to soft and hardware. Also it was useful for the designing of the scalp incision and bone flap and assessing the extent of resection in tumors, especially in gliomas. Moreover, it was helpful to evaluate complex surgical anatomy in skull base surgery.
최찬영 ( Chan Young Choi ),김연수 ( Yeon Soo Kim ),김민경 ( Min Kyeong Kim ),황충진 ( Choong Jin Whang ) 대한뇌종양학회 2004 대한뇌종양학회지 Vol.3 No.1
Hemangiopericytoma is very rare, malignantvascular tumor that rarely affects spinal canal. The authors report a case of cervical spinal hemangiopericytoma extending to thoracic cavity through C6-7 neural foramen with review of relevant literature.
최찬영 ( Chan Young Choi ),이기택 ( Yeon Soo Kim ),김닌경 ( Min Kyeong Kim ),황충진 ( Choong Jin Whang ) 대한뇌종양학회 2004 대한뇌종양학회지 Vol.3 No.1
Subependymoma is a rare, slow growing benign tumor, although it could show progressive biological bechavior. We report a case of supratentorial subependymoma arising from the lateral ventricular wall and review several relevant literatures.
최찬영 ( Chan Young Choi ),이동준 ( Dong Joon Lee ),이기택 ( Gi Taek Yee ),황충진 ( Choong Jin Whang ) 대한뇌종양학회 2004 대한뇌종양학회지 Vol.3 No.1
Stereotactic radiosurgery has been a safe method that can treat various intracranial tumors and vascular malformations with excellent outcome. However extracranial stereotactic radiosurgery has been limited by several difficulties in stereotactic localization of the extracranial lesions. We treated wto cases of extracranial tumor using Novalis shaped beam radiosurgery unit without specific complications for follow up period. We think that stereotactic radiosurgrey may be a useful treatment option for extracranial lesions, paraspinal especially.
중추 신경계에서 발생한 비정형 기형/횡문근양 종양 -증례보고-
한성록 ( Seong Rok Han ),윤상원 ( Sang Won Yoon ),이기택 ( Gi Taek Yee ),손문준 ( Moon Jun Sohn ),주미 ( Mee Joo ),황충진 ( Choong Jin Whang ) 대한뇌종양학회 2004 대한뇌종양학회지 Vol.3 No.2
Atypical teratoid/Rhabdoid tumors(AT/RT) are aggressive neoplasm that afflict infants and young children and are the new entity among malignant pediatric brain tumors. These tumors show similar histological and radiological features to primitive neuroectodermal tumor-medulloblastoma(PNET-MB). So, these tumors have been misdiagnosed previously as PNET-MB. Separation of these two tumor types is crucial. Because the prognosis of a patient with an AT/RT is worse than that of a PNET-MB despite aggressive surgical treatment with or without adjuvant chemotherapy and radiation therapy. Recently, we experience a 5-month girl with a primary intracranial AT/RT in the posterior fossa. We report the case with a special emphasis on the differential diagnosis from PENT-MB.
측두엽의 표재성 수술 지표들과 심부 구조들과의 관계 : 백질 신경 섬유 해부 기법에 의한 연구
최찬영(Chan Young Choi),한성록(Seong Rok Han),윤상원(Sang Won Yoon),이기택(Gi Taek Yee),황충진(Choong Jin Whang) 대한두개저학회 2006 대한두개저학회지 Vol.1 No.1
This study was designed to examine the relationships of deep internal structures to the superficial surgical landmarks important to temporal lobe surgery using fiber dissections. The frontotemporal region was dissected by applying Klingler’ s fiber dissection technique to ten formalin-fixed human cerebral hemispheres. The dissections were performed under a microscope and imaged in the photographs. Several useful measurements to be needed in the temporal lobe surgery were also quantified. Several white matter fiber tracts in the frontotemporal region were constructed in an intricate pattern, just like a network. Most of the specimens, the anterior edge of the optic radiation reached almost the tip of the temporal horn and was located an average of 31.4mm (range, 28-34mm) behind the temporal pole and an average 12.2mm (range, 10-16mm) behind the limen insulae. The relationships of the superficial surgical landmarks (limen insulae, temporal pole, inferior circular sulcus) to the deep internal structures of the temporal lobe (esp. optic radiation) are discussed in this paper. Applying the anatomical knowledge from this study to the surgical plan will contribute to more precise surgery for the various pathological conditions in the frontotemporal region.
한성록 ( Seong Rok Han ),이기택 ( Gi Taek Yee ),윤상원 ( Sang Won Yoon ),손문준 ( Moon Jun Sohn ),황충진 ( Choong Jin Whang ) 대한뇌종양학회 2004 대한뇌종양학회지 Vol.3 No.2
Hemangioblastomas are solid or cystic benign vascular tumors that may arise anywhere in the body. Solid hemangioblastomas can be difficult to treat surgically because of their hypervascularity and reqirement for circumferential dissection. Recently, We experienced a huge solitary solid hemangioblastoma in the cerebellopontine angle. The tumor was safely resected totally. We report the case with review of literatures.
한성록 ( Seong Rok Han ),윤상원 ( Sang Won Yoon ),이기택 ( Gi Taek Yee ),최찬영 ( Chan Young Choi ),손문준 ( Moon Jun Sohn ),이동준 ( Dong Joon Lee ),황충진 ( Choong Jin Whang ) 대한뇌종양학회 2007 대한뇌종양학회지 Vol.6 No.1
Objective:Atypical meningiomas(AMs) are difficult tumors to manage. The authors evaluate local control and survival after primary surgery for patients with AMs. Methods:Of the 108 meningioma patients surgically treated between 2000 and 2005, pathologically proven 10 AMs were reviewed. Mean follow-up periods were 35.9(range, 7-68) months. Results:Four(40%) had local recurrences during the follow-up, of which 1(14%) of 7 gross total removal and 3(100%) of 3 subtotal removal. The mean time to recurrence was 33.8 months. The overall 3-year local control rates were 70%. All patients were survived during follow-up period. Seven(70%) patients were treated Novalis radiosurgery. 3 patients had residual tumors and 4 patients had recurrent tumor. Conclusion:The aim of treatment for AMs is to resect totally as possible. Radiosurgery for remnant or recurrent AMs could be considered as adjuvant therapy, although further study is mandatory.
한성록(Seong Rok Han),윤상원(Sang Won Yoon),이기택(Gi Taek Yee),최찬영(Chan Young Choi),손문준(Moon Jun Sohn),이동준(Dong Joon Lee),황충진(Choong Jin Whang) 대한두개저학회 2006 대한두개저학회지 Vol.1 No.2
Pituitary adenomas are very common neoplasms, constituting between 10 and 20% of all primary brain tumors. Historically, the treatment armamentarium for pituitary adenomas has included medical management, microsurgery, and fractionated radiotherapy. More recently, radiosurgery has emerged as a viable treatment option. We present a case of giant pituitary adenoma, treated two staged microsurgery and Novalis radiosurgery, which managed postoperative remnant pituitary adenoma successfully.