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Tuberculous peritonitis in the first trimester of pregnancy
( Sukyung Jung ),( Nae Ri Yun ),( Jeong Ok Kim ),( Jeong Hoon Lee ),( Ho Yeon Kim ),( Eunseop Song ),( Byoung Ick Lee ),( Sung Ook Hwang ),( Soo Ran Choi ) 대한산부인과학회 2017 Obstetrics & Gynecology Science Vol.60 No.2
Tuberculous peritonitis in pregnancy is a rare form of extrapulmonary tuberculosis that is not easily diagnosed. The clinical presentations of tuberculous peritonitis are usually non-specific and mimic those of other diseases, such as ovarian malignancy or chronic liver disease, and this non-specificity can cause diagnostic delays and complications. The authors report the case of a 31-year-old primigravida woman who presented with uncontrolled fever, dyspnea, elevated liver enzymes, and mild abdominal distension at 13+2 weeks of gestation. At 14+2 weeks, a therapeutic abortion was conducted and tuberculous peritonitis was confirmed by laparoscopic excisional biopsy of peritoneal nodules and histopathologic examination. The patient recovered on antituberculosis therapy and abdomen and chest follow up radiographic findings have confirmed improvement.
Lee, Sukyung,Chung, Jihoon,Kim, Dae Yun,Jung, Jung-Yeul,Lee, Seong Hyuk,Lee, Sangmin American Chemical Society 2016 ACS APPLIED MATERIALS & INTERFACES Vol.8 No.38
<P>We demonstrate a cylindrical water triboelectric nanogenerator (CW-TENG) that generates sustainable electrical output. The inner surface of the cylinder was patterned into superhydrophobic and hydrophilic parts to control water flow inside the packaged design of CW-TENG. Here, various thicknesses and roughnesses of the superhydrophobic surface, generated using aluminum oxide nanostructures for enhanced electrostatic induction, were measured to obtain the maximum output and superhydrophobicity. Also, we demonstrate the possibility of using a hydrophilic surface for energy harvesting and as a water reservoir in the packaged design.</P>
역학 일 기반 근피로도 피팅 모델을 이용한 수영 시 유속의 영향 고찰
정진성(Jinsung Jung),고창훈(Changhun Ko),김종휘(Jonghwi Kim),김성용(Sung Yong Kim),김정(Jung Kim),김진환(Jinwhan Kim),박수경(Sukyung Park) 대한기계학회 2020 대한기계학회 춘추학술대회 Vol.2020 No.12
In this study, a mechanical work-based muscle fatigue fitting model is proposed through the correlation between muscle fatigue and the mechanical work of the joint model, and through the proposed model, I would like to confirm the results of previous studies that swimming in an open-water environment has a greater change in energy cost than swimming in a swimming pool environment. The proposed model showed an overall NRMS Error of about 13% and a R square value of about 0.5, and compared with the results of linear regression analysis, the NRMS Error of about 6% low and a R square value of about 0.3 high. In the proposed muscle fatigue fitting model, it was shown that the fatigue in the case of the external force due to the flow velocity increased faster than that in the case where the external force term due to the flow velocity was not present, and that the fatigue was about 0.75% faster after 2 minutes. From this, compared to the linear regression analysis, the proposed model is more suitable for modeling muscle fatigue. And the results of previous study was shown that fatigue is faster during open-water swimming.
Jung, Sungwook,Park, Joonhyuck,Bang, Jiwon,Kim, Jae-Yeol,Kim, Cheolhee,Jeon, Yongmoon,Lee, Seung Hwan,Jin, Ho,Choi, Sukyung,Kim, Bomi,Lee, Woo Jin,Pack, Chan-Gi,Lee, Jong-Bong,Lee, Nam Ki,Kim, Sungjee American Chemical Society 2017 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY - Vol.139 No.22
<P>Photoswitching or modulation of quantum dots (QDs) can be promising for many fields that include display, memory, and super-resolution imaging. However, such modulations have mostly relied on photomodulations of conjugated molecules in QD vicinity, which typically require high power of high energy photons at UV. We report a visible light-induced facile modulation route for QD-dye conjugates. QD crystal violets conjugates (QD-CVs) were prepared and the crystal violet (CV) molecules on QD quenched the fluorescence efficiently. The fluorescence of QD-CVs showed a single cycle of emission burst as they go through three stages of (i) initially quenched off to (ii) photoactivated on as the result of chemical change of CVs induced by photoelectrons from QD and (iii) back to photodarkened off by radical-associated reactions. Multicolor on-demand photopatterning was demonstrated using QD-CV solid films. QD-CVs were introduced into cells, and excitation with visible light yielded photomodulation from off to on and off by nearly ten fold. Individual photoluminescence dynamics of QD-CVs was investigated using fluorescence correlation spectroscopy and single QD emission analysis, which revealed temporally stochastic photoactivations and photodarkenings. Exploiting the stochastic fluorescence burst of QD-CVs, simultaneous multicolor super-resolution localizations were demonstrated.</P>
Jung Hee-Yeon,Lee Sukyung,Jeon Yena,Choi Ji-Young,Cho Jang-Hee,Park Sun-Hee,Kim Yong-Lim,Kim Hyung-Kee,Huh Seung,Won Dong Il,김찬덕 대한의학회 2020 Journal of Korean medical science Vol.35 No.24
Background: Little is known regarding the safe fixed dose of mycophenolic acid (MPA) for preventing biopsy-proven acute rejection (BPAR) in kidney transplant recipients (KTRs). We investigated the correlation of MPA trough concentration (MPA C0) and dose with renal transplant outcomes and adverse events. Methods: This study included 79 consecutive KTRs who received MPA with tacrolimus (TAC) and corticosteroids. The MPA C0 of all the enrolled KTRs was measured, which was determined monthly by using particle-enhanced turbidimetric inhibition immunoassay for 12 months, and clinical data were collected at each time point. The clinical endpoints included BPAR, any cytopenia, and BK or cytomegalovirus infections. Results: No differences in MPA C0 and dose were observed between KTRs with or without BPAR or viral infections under statistically comparable TAC concentrations. MPA C0 was significantly higher in patients with leukopenia (P = 0.021) and anemia (P = 0.002) compared with those without cytopenia. The MPA dose was significantly higher in patients with thrombocytopenia (P = 0.002) compared with those without thrombocytopenia. MPA C0 ≥ 3.5 µg/mL was an independent risk factor for leukopenia (adjusted odds ratio [AOR], 3.80; 95% confidence interval [CI], 1.24–11.64; P = 0.019) and anemia (AOR, 5.90; 95% CI, 1.27–27.51; P = 0.024). An MPA dose greater than the mean value of 1,188.8 mg/day was an independent risk factor for thrombocytopenia (AOR, 3.83; 95% CI, 1.15–12.78; P = 0.029). However, an MPA dose less than the mean value of 1,137.3 mg/day did not increase the risk of BPAR. Conclusion: Either a higher MPA C0 or dose is associated with an increased risk of cytopenia, but neither a lower MPA C0 nor dose is associated with BPAR within the first year of transplantation. Hence, a reduced MPA dose with TAC and corticosteroids might be safe in terms of reducing hematologic abnormalities without causing rejection.
Jung Minyoung,Kang Urim,Kim Sukyung,Yoo Hye Won,Kim Hye-Young,Kim Minji,Lee Ji Young,Kim KyooSang,Lee Eunsun,Kang Byoung-Chul,Park Boram,Ahn Kangmo,Kim Jihyun 대한의학회 2023 Journal of Korean medical science Vol.38 No.27
Background: Food allergy (FA) can have a profound effect on quality of life (QoL), stress, and anxiety in the family. We aimed to validate the Korean version of the Food Allergy Quality of Life-Parental Burden (FAQL-PB) and identify factors related to the parental psychosocial burden of caring for children with FAs. Methods: Parents of children aged between 6 months and 17 years with immunoglobulin E (IgE)-mediated FAs from the Pediatric Allergy Department of five university hospitals in Korea were enrolled in the study. Parents were asked to complete the FAQL-PB, Food Allergy Independent Measure-Parent Form (FAIM-PF), Child Health Questionnaire-Parents Form 28 (CHQ-PF28), Beck’s Anxiety Inventory, Connor-Davidson Resilience Scale, and Patient Health Questionnaire-9 for depression. Statistical analyses included internal consistency, test-retest reliability, concurrent validity, discriminative validity, and logistic regression analyses. Results: A total of 190 parents were enrolled. Social activity limitation was the item with the highest FAQL-PB scores. The Cronbach’s α for each item was higher than 0.8. The test-retest reliability was good (intra-class correlation coefficient, 0.716; 95% confidence interval [CI], 0.100–0.935). An increase in the FAQL-PB was significantly associated with an increase in the FAIM-PF (β = 0.765, P < 0.001) (concurrent validity). There was a positive correlation between parental burden, anxiety, and depression, while resilience was inversely correlated with parental burden (all P < 0.001). The total FAQL-PB score in parents of children who had experienced anaphylaxis was significantly higher than that in parents of children who did not experience it (P = 0.008). When adjusting for age, sex, and underlying diseases, anaphylaxis (β = 9.32; 95% CI, 2.97 to 15.68), cow’s milk (CM) allergy (β = 8.24; 95% CI, 2.04 to 14.44), soybean allergy (β = 13.91; 95% CI, 1.62 to 26.20), higher anxiety (β = 1.05; 95% CI, 0.07 to 1.41), higher depression (β = 2.15; 95% CI, 1.61 to 2.69), and lower resilience (β = −0.42; 95% CI, −0.61 to −0.2) were significantly associated with greater parental burden in children with IgE-mediated FAs. Conclusion: FAQL-PB is a reliable and valid tool for use in Korea. Anaphylaxis, CM or soybean allergies, more anxiety and depression symptoms, and lower resilience are associated with poorer QoL in parents of children with FAs.