1.Overlooked and Challenging Encounters–Inflammatory Pseudotumors in the Abdomen and Pelvis: A Pictorial Essay
Min Ha KWAG ; Jin Young PARK ; Hae Woong JEONG ; Ji Yeon HAN ; Jong Heon LIM ; Young Seon KIM ; Jung Won PARK
Journal of the Korean Radiological Society 2020;81(5):1121-1133
Inflammatory pseudotumors (IPTs) are uncommon, mass-forming lesions, predominantly involving the lung and orbit. Although the incidence of IPTs is rare in the abdomen and pelvis, they can be encountered as enhancing, soft-tissue lesions, mimicking malignancy or fibrosclerosing disease. Generally, they exhibit a wide range of nonspecific imaging features in various organs. Preoperative imaging diagnosis of IPTs in appropriate clinical settings may help determine proper patient management. In this article, we review radiologic findings of IPTs in the abdominopelvic cavity, including the liver, spleen, kidney, gastrointestinal tract, mesentery, pelvis, and retroperitoneum.
2.The Association between Land Use Rate and Low Birth Weight Rate in Seoul: Ecological Study
Youngrin KWAG ; Jongmin OH ; Min Ho KIM ; Shinhee YE ; Eun Hee HA
Journal of the Korean Society of Maternal and Child Health 2019;23(2):93-100
PURPOSE: This paper is based on an ecological study. From 2008 to 2014, we identified the differences in the Low Birth Weight (LBW) rate according to land use rate among the 25 autonomous regions of Seoul. We also demonstrated the effects of ecological environmental differences on maternal outcomes. METHODS: The National Statistical Office obtained data of residential areas and rates, commercial areas and rates, industrial areas and rates, green areas and rates of the 25 autonomous regions from 2008 to 2014. It also obtained data regarding low birth weight rates for the same region and period. The rate of land use is divided into four stages by residential rate, three by commercial rate, three by industrial rate, and four by green area rate The higher the step, the higher the rate is. The method by Baron and Kenny was used to investigate the mediating effects of the concentration of air pollutants (PM10, PM2.5, SO2, NO2, O3, CO) on LBW and its relationship to land use in each district of Seoul. The relationship between the change of land use and LBW rate in each region was analyzed with general regression analysis and cluster analysis. RESULTS: This study shows that as the rate of green area to overall area increases in Seoul's industrial area, a causal effect is observed with low birth weight, mediated by SO2. Regression analysis revealed that LBW rates were significantly higher in heavily industrial areas (beta=1.27, SE=0.27, p<0.05), while LBW rate was significantly lower in considerably greener areas (beta=−2.21, SE=0.39, p<0.05). CONCLUSION: We confirmed differences in the relationship between residential, commercial, industrial, and green areas, air pollutants, and LBW rate. Areas with high industrial rates have a high LBW rate, while areas with high green rates have a low LBW rate. The autonomous land use ratio includes direct environmental factors. Therefore, pregnant women who are living in highly industrial areas should be especially careful to manage their living environment.
Air Pollutants
;
Female
;
Humans
;
Infant, Low Birth Weight
;
Infant, Newborn
;
Methods
;
Negotiating
;
Pregnant Women
;
Seoul
3.A Case of Metachronous Metastasis to the Breast from Non-Small Cell Lung Carcinoma.
Min Yong YOON ; Chang Seok SONG ; Mi Hae SEO ; Min Jae KIM ; Tae Yun OH ; Un Ha JANG ; Hyon Joo KWAG ; Hee Sung KIM ; Si Young LIM ; Seong Yong LIM ; Seung Sae LEE
Cancer Research and Treatment 2010;42(3):172-175
Breast metastases from an extramammary primary tumor are very rare and the prognosis for such patients is generally poor. We report here on a case of a 42-year-old female with metastasis of non-small cell lung cancer to the breast, and she is now being followed up on an outpatient basis. In 2004, she presented with a solitary pulmonary nodule in the left lung, and this lesion had been noted to have gradually increased in size over time. The final pathological diagnosis was adenocarcinoma, and the diagnosis was made by performing percutaneous needle aspiration and lobectomy of the left upper lobe. Adjuvant chemotherapy and radiotherapy were given. Unfortunately, a nodule in the left breast was noted three years later, and metastatic non-small-cell lung cancer to the breast was diagnosed by excisional biopsy. Making the correct diagnosis to distinguish a primary breast carcinoma from a metastatic one is important, because the therapeutic plan and outcome for these two types of cancer are quite different.
Adenocarcinoma
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Adult
;
Biopsy
;
Breast
;
Carcinoma, Non-Small-Cell Lung
;
Chemotherapy, Adjuvant
;
Female
;
Humans
;
Lung
;
Lung Neoplasms
;
Needles
;
Neoplasm Metastasis
;
Outpatients
;
Prognosis
;
Solitary Pulmonary Nodule
4.Surgical treatment of impingement syndrome of the shoulder.
Kwon Ick HA ; Sung Ho HAHN ; Min Young CHUNG ; Bo Kyu YANG ; Jae Gyung KWAG
The Journal of the Korean Orthopaedic Association 1993;28(1):179-185
No abstract available.
Shoulder*

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