• Title/Summary/Keyword: Cervix cancer

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Comparison on the Deep Learning Performance of a Field of View Variable Color Images of Uterine Cervix (컬러 자궁경부 영상에서 딥러닝 기법에서의 영상영역 처리 방법에 따른 성능 비교 연구)

  • Seol, Yu Jin;Kim, Young Jae;Nam, Kye Hyun;Kim, Kwang Gi
    • Journal of Korea Multimedia Society
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    • v.23 no.7
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    • pp.812-818
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    • 2020
  • Cervical cancer is the second most common female cancer in the world. In Korea, cervical cancer accounts for 13 percent of female cancers and 4,200 cases occur annually[1]. The purpose of this study is to use a deep learning model to identify the possibility of lesions in the cervix and to evaluate the efficient image preprocessing in order to diagnose diverse types of cervix in form. The study used 4,107 normal photographs of uterine cervix and 6,285 abnormal photographs of uterine cervix. Two types of image preprocessing were resized to square. The methods are cropping based on height and filling the space up and down with black images. In addition, all images were resampled to 256×256. The average accuracy of cropped cases is 94.15%. The average accuracy of the filled cases is 93.41%. According to the study, the model performance of cropped data was slightly better. But there were several images that were not accurately classified. Therefore, the additional experiment with pre-treatment process based on cropping is needed to cover images of the cervix in more detail.

Chemoradiation Related Acute Morbidity in Carcinoma Cervix and Correlation with Hematologic Toxicity: A South Indian Prospective Study

  • Kumaran, Aswathy;Guruvare, Shyamala;Sharan, Krishna;Rai, Lavanya;Hebbar, Shripad
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.11
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    • pp.4483-4486
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    • 2014
  • Purpose: To assess chemoradiation related acute morbidity in women with carcinoma cervix and to find and correlation between hematologic toxicity and organ system specific damage. Materials and Methods: A prospective study was carried out between August 2012 and July 2013 enrolling 79 women with cancer cervix receiving chemo-radiotherapy. Weekly assessment of acute morbidity was done using the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE) version 4 and the toxicities were graded. Results: Anemia [77 (97.5%)], vomiting [75 (94.8%)] and diarrhea [72 (91.1%)], leukopenia [11 (13.9%)], cystitis [28 (35.4%], dermatitis [19 (24.1%)] and fatigue [29 (36.71%)] were the acute toxicities noted. The toxicities were most severe in $3^{rd}$ and $5^{th}$ week. All women could complete radiotherapy except two due to causes unrelated to radiation morbidity; seven (8.86%) had to discontinue chemotherapy due to leukopenia and intractable diarrhea. Though there was no correlation between anemia and other toxicities, it was found that all with leukopenia had diarrhea. Conclusions: Chemoradiation for cancer cervix is on the whole well tolerated. Leukopenia and severe diarrhea were the acute toxicities that compelled discontinuation of chemotherapy in two women. Though anemia had no correlation with gastrointestinal toxicity, all of those with leukopenia had diarrhea.

Result of Radiation Therapy of the Cervix Cancer Stage IIIB (자궁경부암 IIIB 기의 방사선치료 성적)

  • Huh, Seung-Jae
    • Radiation Oncology Journal
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    • v.11 no.1
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    • pp.143-148
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    • 1993
  • From September 1985 through September 1989,56 patients with stage IIIB carcinoma of the cervix were treated with radiation therapy with curative aim. The overall survival at 5 year was $38{\%}$. The survival rate was better for patients treated with combined external radiotherapy and high dose rate intracavitary radiotherapy than with external radiotherapy alone. No significant survival difference was observed between the unilateral and bilateral parametrial extension of the tumor Seventeen patients experienced recurrence within the irradiated field with a loco-regional recurrence rate of $30{\%}$. Ten patients had complications ($18{\%}$). The complications were mild in three, moderate in four, and severe in three patients. A study was made on the relationship between the fraction numbers of intracavitary radiotherapy, vaginal packing and the complication rate, respectively. In this analysis author observed that the significant treatment factor influencing the survival of cervical cancer was the use of intracavitary radiation, and meticulous vaginal packing could decrease the late complication rate of radiotherapy of cervical cancer.

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Intraarterial Scintigraphy in Recurrent Cervix Cancer - The Evaluation of Radionuclide Therapeutic Trials - (자궁경부재발암 환자의 국소동맥 주입식 동위원소 검사 -방사성 동위원소의 치료시도를 위한 평가-)

  • Kim, Eun-Young;Suh, Jin-Suck;Park, Chang-Yun;Lee, Jong-Tae;Yoo, Hyung-Sik
    • The Korean Journal of Nuclear Medicine
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    • v.24 no.2
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    • pp.293-298
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    • 1990
  • We performed 17 intraarterial scintigraphies in six patients with recurrent cervix cancer. With Seldinger method, the agent (four different radiopharmaceuticals) was perfused at the same speed of infusion of anticancer drugs (25 cc/hour) through internal iliac artery. There were four different radiopharmaceuticals; I-131-Lipiodol, Tc (Technetium)-99m-HSa (Human Serum Albumin), $^{99m}Tc-Sucralfate$ and $^{99m}Tc-MAA$ (Macroaggraegated Albumin). We evaluate the distribution pattern of radioactivity by the use of ratio of Tumor/Extratumor uptake (T/ET ratio). Our results reveals that $^{99m}Tc-MAA$ scan showed the highest T/ET ratio and the other were not ideal agents for intraarterial therapy of recurrent cervix cancer. In conclusion, an ideal radioisotope and tracer which can block capillary, for example MAA, should be re-evaluated or produced in order to treat the patient with recurrent cervix cancer.

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Pattern of Reproductive Cancers in India

  • Takiar, Ramnath;Kumar, Sathish
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.2
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    • pp.599-603
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    • 2014
  • Background: Reproductive cancers are those that affect the human organs that are involved in producing offspring. An attempt is made in the present communication to assess the magnitude and pattern of reproductive cancers, including their treatment modalities, in India. The cancer incidence data related to reproductive cancers collected by five population-based urban registries, namely Bangalore, Bhopal, Chennai, Delhi and Mumbai, for the years 2006-08 were utilized. The reproductive cancers among females constituted around 25% of the total and around 9% among males. Among females, the three major contributors were cervix (55.5%), ovary (26.1%) and corpus uteri (12.4%). Similarly among males, the three major contributors were prostate (77.6%), penis (11.6%) and testis (10.5%). For females, the AAR of reproductive cancers varied between 30.5 in the registry of Mumbai to 37.3 in the registry of Delhi. In males, it ranged between 6.5 in the registry of Bhopal to 14.7 in the registry of Delhi. For both males and females, the individual reproductive cancer sites showed increasing trends with age. The leading treatment provided was: radio-therapy in combination with chemo-therapy for cancers of cervix (48.3%) and vagina (43.9%); surgery in combination with chemo-therapy (54.9%) for ovarian cancer; and surgery in combination with radio-therapy for the cancers of the corpus uteri (39.8%). In males, the leading treatment provided was hormone-therapy for prostate cancer (39.6%), surgery for penile cancer (81.3%) and surgery in combination with chemo-therapy for cancer of the testis (57.6%).

Statistical Modelling and Forecasting of Cervix Cancer Cases in Radiation Oncology Treatment: A Hospital Based Study from Western Nepal

  • Sathian, Brijesh;Fazil, Abul;Sreedharan, Jayadevan;Pant, Sadip;Kakria, Anjali;Sharan, Krishna;Rajesh, E.;Vishrutha, K.V.;Shetty, Soumya B.;Shahnavaz, Shameema;Rao, Jyothi H.;Marakala, Vijaya
    • Asian Pacific Journal of Cancer Prevention
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    • v.14 no.3
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    • pp.2097-2100
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    • 2013
  • Background: To estimate the numbers and trends in cervix cancer cases visiting the Radiotherapy Department at Manipal Teaching Hospital, Pokhara, Nepal, statistical modelling from retrospective data was applied. Materials and Methods: A retrospective study was carried out on data for a total of 159 patients treated for cervix cancer at Manipal Teaching Hospital, Pokhara, Nepal, between $28^{th}$ September 2000 and $31^{st}$ December 2008. Theoretical statistics were used for statistical modelling and forecasting. Results: Using curve fitting method, Linear, Logarithmic, Inverse, Quadratic, Cubic, Compound, Power and Exponential growth models were validated. Including the constant term, none of the models fit the data well. Excluding the constant term, the cubic model demonstrated the best fit, with $R^2$=0.871 (p=0.004). In 2008, the observed and estimated numbers of cases were same (12). According to our model, 273 patients with cervical cancer are expected to visit the hospital in 2015. Conclusions: Our data predict a significant increase in cervical cancer cases in this region in the near future. This observation suggests the need for more focus and resource allocation on cervical cancer screening and treatment.

Iliopelvic Lymphoscintigraphic Findings in Carcinoma of Uterine Cervix (자궁경부암 환자에서의 Lymphoscintigraphy 소견)

  • Lim, Sang-Moo;Hong, Sung-Woon;Park, Sang-Yun;Lee, Je-Ho;Lee, Eui-Don;Lee, Kyung-Hee;Park, Kee-Bok;Choi, Chang-Woon
    • The Korean Journal of Nuclear Medicine
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    • v.24 no.2
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    • pp.286-292
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    • 1990
  • Iliopelvic lymphoscintigraphy was performed to visualize the changes of the lymphatic system using Technetium-99m antimony sulfide colloid in carcinoma of uterine cervix. There were no differences between various indices and clinical stages, but comparison with computed tomographic and postoperative findings, there was meaningful difference in index of decrease and increase, respectively. And lymphoscintigraphy showed by pass way of lymphatic channel in 42 cases (16%) and this suggested the presence of normal shunts of lymphatic channels. Iliopelvic lymphoscintigraphy may be useful for evaluation of lymphatic system in carcinoma of uterine cervix, expecially for screening method.

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The Cytologic Analysis of Microinvasive Squamous Cell Carcinoma of the Uterine Cervix on Cervical Smear (자궁경부 세포도말 검사에시 미세침윤성 편평세포암종의 세포학적 분석)

  • Choi, Hyun-Joo;Park, In-Ae
    • The Korean Journal of Cytopathology
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    • v.12 no.1
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    • pp.31-37
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    • 2001
  • Whlie cytologic characteristics of squamous dysplasia, carcinoma in situ, and invasive squamous cell carcinoma of the uterine cervix are well documented, relatively few studios have dealt with the cellular features of microinvasive carcinoma. In order to describe the cellular characteristics of microinvasive squamous cell carcinoma, we retrospectively reviewed 45 cervovaginal smears(15 carcinoma in situ, 15 microinvasive cancer, 15 invasive cancer) which were confirmed by histologic examination of specimens obtained by hysterectomy at the Seoul National University Hospital during S years from 1995 to 1999. The cytologic features about tumor diathesis, inflammatory background, ceil arrangement, anisonucleosis, nuclear membrane irregularity, nuclear chromatin pattern, and nucleoli were observed. The cytologlc characteristics of microinvasive squamous cell carcinoma of the uterine cervix are syncytial pattern, mild tumor diathesis, the irregularity of nuclear membrane, irregularly distributed nuclear chromatin, and occurrence of micronucleoli. But, correlation between the depth of Invasion and the cytologic feature had limited value.

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Significance of Blood Group and Social Factors in Carcinoma Cervix in a Semi-Urban Population in India

  • Lee, Jun Kai;Raju, Kalyani;Lingaiah, Harendra Kumar Malligere;Mariyappa, Narayanaswamy
    • Asian Pacific Journal of Cancer Prevention
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    • v.14 no.8
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    • pp.4811-4814
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    • 2013
  • Background: To assess the significance of social factors as risk factors for carcinoma cervix and to determine the significance of blood group to prevalence of carcinoma cervix in a semi-urban population of Kolar, Karnataka, India. Materials and Methods: One hundred cases of carcinoma cervix were included in the study, along with 200 females of the same ages considered as controls. Case details were collected from the hospital record section regarding social factors and blood groups and the data were analyzed by descriptive statistical methods. Results: Blood group B showed the highest number of cases (55 cases) followed by blood group O (29 cases) in carcinoma cervix which was statistically significant (p<0.001). Age of marriage between 11 to 20 years showed highest number of carcinoma cervix cases (77 cases) and this also was statistically significant (p<0.001). Patients with rural background were 75 (p=0.112, odds ratio: 1.54), parity of more than or equal to two constituted 96 cases (p=0.006, odds ratio: 4.07) and Hindu patients were 95 in number (p=0.220, odds ratio: 1.89). Conclusions: Blood group B and age of marriage between 11 and 20 years were significantly associated with carcinoma cervix in our population. Region of residence, parity and religion presented with a altered risk for carcinoma cervix.

Single Life Time Cytological Screening in High Risk Women as an Economical and Feasible Approach to Control Cervical Cancer in Developing Countries Like India

  • Misra, Jata Shankar;Srivastava, Anand Narain;Das, Vinita
    • Asian Pacific Journal of Cancer Prevention
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    • v.16 no.3
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    • pp.859-862
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    • 2015
  • In view of funding crunches and inadequate manpower in cytology in developing countries like India, single lifetime screening for cervical cancer has been suggested. In this study, an attempt was made to cscreening to make it more effective for early detection. Cytological data were derived from the ongoing routine cervical cytology screening program for women attending Gynaecology Out Patient Department of Queen Mary's Hospital of K.G.Medical University, Lucknow, India during a span of 35 years (April 1971 - December 2005). Cervical smears in a total of 38,256 women were cytologically evaluated. The frequencies of squamous intraepithelial lesions of cervix (SIL) and carcinoma cervix were found to be 7.0% and 0.6%, respectively, in the series. Predisposing factors related to cervical carcinogenesis were analyzed in detail to establish the most vulnerable groups of women for single life time screening. The incidence of SIL and carcinoma cervix was found to be maximal in women above the age of 40 years irrespective of parity and in multiparous women (with three or more children) irrespective of age. The incidence of cervical cytopathologies was significantly higher in symptomatic women, the frequency of SIL being alarmingly higher in women complaining of contact bleeding and that of carcinoma cervix in older women with postmenopausal bleeding. It is consequently felt that single life time screening must include the three groups of women delineated above. Such selective screening appears to be the most economical, cost effective and feasible approach to affordably control the menace of cervical cancer in developing countries like India.