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박찬규(Tchan Kyu Park),이성기(Sung Ki Lee),손인숙(In Sook Sohn),김수녕(Soo Nyung Kim),김영문(Young Moon Kim),김호근(Ho Guen Kim) 대한산부인과학회 1999 Obstetrics & Gynecology Science Vol.42 No.3
Objective: Tumor angiogenesis is believed to conelate with tumor growth, progression and metastasis. Studies of angiogenesis in breast, prostate and melanoma have shown that angiogenesis, the induction of new capillaries and venules, is associated with tumor metastases and recurrences. The purpose of this study was to investigate the angiogenesis as a prognostic factor in invasive cervical cancer. Methods: Forty-three formalin fixed embedded blocks of invasive cervical cancers were examined using immunohistochemical staining with a monoclonal antibody against factor VIII-related antigen. Results: The miaovessel counts were 53.50+-20,07 in patients with lymph node metastasis, and 45.97+-28.12 in those without such metastasis. There was a trend for the microvessel count to increase with lymph node metastasis. However, thae was no significant difference in microvessel counts regarding node status. There was no significant difference between microvessel counts in patients with stage I(47.90+-25.89) and those with stage Il(45.50+-29.27), The microvessel counts in squamous cell carcinoma(46.54+-27.79) were not significantly different from those in adenocarcinoma(47,50+-27.05), The microvessel count in patients with tumor size >-4 cm(53.00+-21.17) was not significantly higher than in those with tum#ar size <4 cm(46.20+-27.94). Conclusion: There was no significant correlation between microvessel counts and clinical stage of disease, pathological type, tumor size or lymph node metastasis in patients with invasive cervical cancer. There was a trend for the microvessel count to increase with lymph node etastasis.
강승룡 ( Seung Ryong Kang ),박찬규 ( Tchan Kyu Park ),이정필 ( Jung Pil Lee ),김정연 ( Jung Yeon Kim ),원종건 ( Jong Gun Won ),김수녕 ( Soo Nyung Kim ) 대한산부인과학회 1997 Obstetrics & Gynecology Science Vol.40 No.12
In recent years a number of devices have been designed to improve the quality of cervical cytologic smears. The Lonstenn, a new cervical cytology sampling device, was prospectively evaluated. The population consists of 191 patients who visited the outpatient dispensary for cervical cytologic smears at the department of Obstetrics and Gynecology, Yonsei Medical Center from August through December, 1993. The subjects were assigned to one of three techniques: the Lonstenn alone(group 1), a combination of Cytobrush plus spatula(group 2), and a combination of cotton swab plus spatula. The cervix was inspected colposcopically and sampled by biopsy in all patients. The histopathologic findings were compared with the findings of cervical cytologic smears obtained by the three sampling techniques. Bethesda system was used in the classification of cervical cytologic smears, higher grade than LGSIL was defined as a positive finding. Higher grade than CIN I was defined as a positive finding in colposcopic directed biopsy. The results are as follows: 1. Comparing the distribution of patient age among the three groups, 69 patients sampled by Lonstenn alone ranged from 30 to 63 years(mean 46.2 years), 74 patients by Cytobrush plus spatula ranged from 25 to 76 years(mean 46.2 years), and 48 patients by cotton swab plus spatula ranged from 25 to 75 years(mean 44.2 years). 2. Comparing the results of positive cytologic smears and dysplastic or cancer cells seen in colposcopic directed biopsy, the sensitivity and specificity was 67 % and 96 % in the group sampled by Lonstenn alone, 79 % and 96 % in the group sampled by Cytobrush plus spatula, and 62 % and 96% in the group sampled by cotton swab plus spatula, respectively. 3. The false-negative rate was 33 % in the Lonstenn group, 21 % in the Cytobrush plus spatula group, and 38 % in the cotton swab plus spatula group, respectively. 4. The positive predictive value was 80 % in the Lonstenn group, 92 % in the Cytobrush plus spatula group, and 80 % in the cotton swab plus spatula group, respectively. 5. In postmenopausal patients, both Lonstenn group and Cytobrush plus spatula group showed the highest sensitivity in obtaining dysplastic or cancer cells. In premenopausal patients, Cytobrush plus spatula group showed the highest sensitivity in obtaining dysplastic or cancer cells. The above results suggest that the combination of Cytobrush plus spatula is the most adequate screening method for detection of dysplastic or cancer cells.
홍원기 ( Won Ki Hong ),박찬규 ( Tchan Kyu Park ),김재욱 ( Jae Wook Kim ),김영태 ( Young Tae Kim ),김재훈 ( Jae Hoon Kim ),노종환 ( Jong Hwan Roh ),조남훈 ( Nam Hoon Cho ),박수현 ( Soo Hyeon Park ),김성훈 ( Sung Hoon Kim ) 대한산부인과학회 2004 Obstetrics & Gynecology Science Vol.47 No.10
Leiomyoma of the uterus is the most common benign uterine tumor affecting 40-50% of women older than 40 years of age. The pathogenesis of uterine leiomyoma is unknown, but several studies have suggested that each leiomyoma arises from a single neoplastic
강성은(Seong Eun Kang),권혜경(Hye Kyung Kwon),김낙근(Nack Keun Kim),김동현(Dong Hyun Kim),박찬규(Tchan Kyu Park) 대한산부인과학회 1998 Obstetrics & Gynecology Science Vol.41 No.11
Gestational trophoblastic tumors including choriocarcinoma bave become one of the most curable human malignancies with an overall cure rate exceeding 90%. Although systemic chemotherapy is the initial treatment for chorio- carcinoma, some patients with chemotherapy-resistant choriocarcinorna can be treated by integration of cbemotherapy, surgery and radio- therapy. We report two cases of persistent localized choriocarcinoma which was treated by surgical intervention.
침윤성 자궁경부암 환자의 치료전 개복수술후 조직 병리학적 고위험 예후인자에 따른 보조요법
권자영 ( Ja Young Kwon ),모형진 ( Hyoung Jin Mo ),김상운 ( Sang Wun Kim ),김성훈 ( Sung Hoon Kim ),김수녕 ( Soo Nyung Kim ),박찬규 ( Tchan Kyu Park ) 대한산부인과학회 2002 Obstetrics & Gynecology Science Vol.45 No.9
Objective : To evaluate the efficacy of postoperative adjuvant therapy was evaluated in preventing treatment failure occurring after primary treatment with surgery in early invasive cervical cancer patients associated with histopathologic high risk factors such as lymph node metastasis, either macroscopic or microscopic, parametrial extension, lymphovascular permeation and depth of invasion ≥10 ㎜. Methods : Postoperative adjuvant concurrent chemoradiotherapy (PCCRT), postoperative adjuvant chemotherapy (PCT) or postoperative adjuvant radiotherapy (PRT) alone was administered to the 80 early invasive cervical cancers with at least one of the high risk factors. Each of 61 patients was received three to six cycles of chemotherapy at about 3-weeks intervals. For squamous cell carcinoma, cisplatin 100 ㎎/㎡ Ⅳ, or paraplatin 350 ㎎/㎡ Ⅳ was infused followed by 5-FU 1000 ㎎/㎡ Ⅳ infusion for 5 days. Twenty three patients were treated with PCCRT, 38 patients were treated with PCT alone. And 19 patients received PRT. Results : The five-year survival rate of patients with macroscopic metastasis was 66.7% and 35.7%, in PCCRT and PRT, respectively. With microscopic lymph node metastasis, the 5-year survival rate was 83.3%, 60.0%, and 70.1% in PCCRT, PCT and PRT, respectively. With parametrial extension, the 5-year survival rate was 58.1% in PCCRT. The five-year survival rate of patients with lymphovascular permeation was 100% 90.9% and 66.7% in PCCRT, PCT and PRT, respectively. With depth of invasion ≥10 ㎜, the 5-year survival rate was 100% and 91.3%, in PCCRT and PCT, respectively. Conclusion : PCCRT appears to be superior to PRT or PCT alone in early invasive cervical cancer patients with histopathologic high risk factors.