1.Implant-assisted removable partial denture (IARPD) rehabilitation in a patient exhibiting mandibular prognathism due to decreased vertical dimension: a case report
Hye-Kyoung HWANG ; Young-Jun LIM ; Ho-Beom KWON ; Myung-Joo KIM
The Journal of Korean Academy of Prosthodontics 2025;63(1):82-91
The loss of occlusal vertical dimension due to multiple tooth loss and wear can lead to a collapsed occlusion, resulting in both functional and aesthetic problems.This case report describes a patient exhibiting mandibular prognathism as a result of vertical dimension loss. A comprehensive oral rehabilitation involving an increase in vertical dimension was required. A minimal number of implants were placed, and implant-supported surveyed crowns were fabricated, allowing for the design of a stable and retentive implant-assisted removable partial denture. The treatment resulted in both functional and aesthetic improvements. The anterior rotational pattern of the mandible was alleviated, and the implant-assisted partial denture provided clinically high levels of patient satisfaction. This case report details the diagnostic and therapeutic processes involved in this treatment.
2.Implant-assisted removable partial denture (IARPD) rehabilitation in a patient exhibiting mandibular prognathism due to decreased vertical dimension: a case report
Hye-Kyoung HWANG ; Young-Jun LIM ; Ho-Beom KWON ; Myung-Joo KIM
The Journal of Korean Academy of Prosthodontics 2025;63(1):82-91
The loss of occlusal vertical dimension due to multiple tooth loss and wear can lead to a collapsed occlusion, resulting in both functional and aesthetic problems.This case report describes a patient exhibiting mandibular prognathism as a result of vertical dimension loss. A comprehensive oral rehabilitation involving an increase in vertical dimension was required. A minimal number of implants were placed, and implant-supported surveyed crowns were fabricated, allowing for the design of a stable and retentive implant-assisted removable partial denture. The treatment resulted in both functional and aesthetic improvements. The anterior rotational pattern of the mandible was alleviated, and the implant-assisted partial denture provided clinically high levels of patient satisfaction. This case report details the diagnostic and therapeutic processes involved in this treatment.
3.Implant-assisted removable partial denture (IARPD) rehabilitation in a patient exhibiting mandibular prognathism due to decreased vertical dimension: a case report
Hye-Kyoung HWANG ; Young-Jun LIM ; Ho-Beom KWON ; Myung-Joo KIM
The Journal of Korean Academy of Prosthodontics 2025;63(1):82-91
The loss of occlusal vertical dimension due to multiple tooth loss and wear can lead to a collapsed occlusion, resulting in both functional and aesthetic problems.This case report describes a patient exhibiting mandibular prognathism as a result of vertical dimension loss. A comprehensive oral rehabilitation involving an increase in vertical dimension was required. A minimal number of implants were placed, and implant-supported surveyed crowns were fabricated, allowing for the design of a stable and retentive implant-assisted removable partial denture. The treatment resulted in both functional and aesthetic improvements. The anterior rotational pattern of the mandible was alleviated, and the implant-assisted partial denture provided clinically high levels of patient satisfaction. This case report details the diagnostic and therapeutic processes involved in this treatment.
4.Implant-assisted removable partial denture (IARPD) rehabilitation in a patient exhibiting mandibular prognathism due to decreased vertical dimension: a case report
Hye-Kyoung HWANG ; Young-Jun LIM ; Ho-Beom KWON ; Myung-Joo KIM
The Journal of Korean Academy of Prosthodontics 2025;63(1):82-91
The loss of occlusal vertical dimension due to multiple tooth loss and wear can lead to a collapsed occlusion, resulting in both functional and aesthetic problems.This case report describes a patient exhibiting mandibular prognathism as a result of vertical dimension loss. A comprehensive oral rehabilitation involving an increase in vertical dimension was required. A minimal number of implants were placed, and implant-supported surveyed crowns were fabricated, allowing for the design of a stable and retentive implant-assisted removable partial denture. The treatment resulted in both functional and aesthetic improvements. The anterior rotational pattern of the mandible was alleviated, and the implant-assisted partial denture provided clinically high levels of patient satisfaction. This case report details the diagnostic and therapeutic processes involved in this treatment.
5.Implant-assisted removable partial denture (IARPD) rehabilitation in a patient exhibiting mandibular prognathism due to decreased vertical dimension: a case report
Hye-Kyoung HWANG ; Young-Jun LIM ; Ho-Beom KWON ; Myung-Joo KIM
The Journal of Korean Academy of Prosthodontics 2025;63(1):82-91
The loss of occlusal vertical dimension due to multiple tooth loss and wear can lead to a collapsed occlusion, resulting in both functional and aesthetic problems.This case report describes a patient exhibiting mandibular prognathism as a result of vertical dimension loss. A comprehensive oral rehabilitation involving an increase in vertical dimension was required. A minimal number of implants were placed, and implant-supported surveyed crowns were fabricated, allowing for the design of a stable and retentive implant-assisted removable partial denture. The treatment resulted in both functional and aesthetic improvements. The anterior rotational pattern of the mandible was alleviated, and the implant-assisted partial denture provided clinically high levels of patient satisfaction. This case report details the diagnostic and therapeutic processes involved in this treatment.
6.Independent and Combined Effects of Particulate Matter and Sleep Deprivation on Human Skin Barrier
Il Joo KWON ; Eun Jung LEE ; Jong Ho PARK ; Ji Young KIM ; Seohyun PARK ; Yu Jeong BAE ; Shinwon HWANG ; Hye-won NA ; Nari CHA ; Geunhyuk JANG ; Hyoung-June KIM ; Hae Kwang LEE ; Sang Ho OH
Annals of Dermatology 2025;37(3):131-139
Background:
The exposome encompasses all factors people encounter through life, with the skin constantly exposed. While particulate matter (PM) and sleep deprivation are known to contribute to barrier dysfunction, their combined effects remain unclear.
Objective:
To evaluate the independent and combined effects of PM exposure and short-term sleep deprivation on skin barrier function.
Methods:
Forty healthy Korean women (aged 24–58 years) were enrolled in this study. Forearms were divided into 4 sites: control, PM exposure, sleep deprivation, and PM plus sleep deprivation. Parameters such as trans-epidermal water loss (TEWL), hydration, elasticity, roughness, and redness were measured at baseline and post-exposure. RNA sequencing and reverse transcription-polymerase chain reaction were conducted on tape-stripped skin samples.
Results:
PM exposure significantly increased TEWL (+25.59%, p<0.01), roughness (+21.9%, p<0.01), and redness (+13.7%, p<0.0001) while reducing elasticity (−3.98%, p<0.01). Sleep deprivation modestly reduced elasticity (−1.39%, p<0.05) without affecting other parameters.Combined PM and sleep deprivation did not further exacerbate barrier dysfunction compared to PM alone. RNA sequencing revealed reduced FLG and LORICRIN expression and upregulated endoplasmic reticulum (ER) stress markers (HSP90B1, CANX) in both PM and sleep deprivation conditions.
Conclusion
PM exposure impaired skin barrier function, while short-term sleep deprivation alone did not significantly affect the barrier, either independently or in combination with PM.However, it was observed that the sleep deprivation-only, while not directly causing barrier damage, induced changes in ER stress-related gene expression in tape-stripped skin samples, like the PM exposure-only. This suggests that such signaling pathways could potentially exacerbate skin barrier deterioration.
7.Periodontal status of end-stage renal disease patients undergoing dialysis and referred for intraoral evaluation prior to kidney transplant surgery
Youn-Kyung CHOI ; Hye-Mi JEON ; Ji-Young JOO ; Hyun-Joo KIM ; Eun-Young KWON
Journal of Dental Rehabilitation and Applied Science 2024;40(2):46-54
Purpose:
The purpose of this study was to compare the periodontal status of end-stage renal disease patients undergoing dialysis and referred for intraoral evaluation prior to renal transplantation surgery with those having normal kidney function.
Materials and Methods:
Patients who had been undergoing dialysis for end-stage renal disease and been referred to the Dental Clinic Center bythe Department of Nephrology at University Hospital for intraoral evaluation prior to kidney transplantation surgery. For comparisonof periodontal status, subjects without abnormalities in kidney function were matched with the patients by age and gender and selected as healthy controls. The patients’ age, gender, comorbidities, type of dialysis received, and duration of dialysis were investigated by reference to their medical records, and data on their periodontal status were analyzed via the relevant periodontal records.
Results:
A total of 102 patients, including 51 dialyzed patients and 51 healthy control group subjects, participated in this study. In the patients with end-stage renal disease undergoing dialysis with periodontal probing depth of 5 mm or more, percentage of sites with clinical attachment level of 4 mm or more, percentage of teeth with bleeding on probing, number of missing teeth, and ratio of moderate to severe periodontitis were all significantly greater than in the healthy controls.
Conclusion
The periodontal status of end-stage renal disease patients undergoing dialysis and referred for intraoral evaluation prior to kidney transplantation was worse than that of healthy controls.
8.Periodontal status of end-stage renal disease patients undergoing dialysis and referred for intraoral evaluation prior to kidney transplant surgery
Youn-Kyung CHOI ; Hye-Mi JEON ; Ji-Young JOO ; Hyun-Joo KIM ; Eun-Young KWON
Journal of Dental Rehabilitation and Applied Science 2024;40(2):46-54
Purpose:
The purpose of this study was to compare the periodontal status of end-stage renal disease patients undergoing dialysis and referred for intraoral evaluation prior to renal transplantation surgery with those having normal kidney function.
Materials and Methods:
Patients who had been undergoing dialysis for end-stage renal disease and been referred to the Dental Clinic Center bythe Department of Nephrology at University Hospital for intraoral evaluation prior to kidney transplantation surgery. For comparisonof periodontal status, subjects without abnormalities in kidney function were matched with the patients by age and gender and selected as healthy controls. The patients’ age, gender, comorbidities, type of dialysis received, and duration of dialysis were investigated by reference to their medical records, and data on their periodontal status were analyzed via the relevant periodontal records.
Results:
A total of 102 patients, including 51 dialyzed patients and 51 healthy control group subjects, participated in this study. In the patients with end-stage renal disease undergoing dialysis with periodontal probing depth of 5 mm or more, percentage of sites with clinical attachment level of 4 mm or more, percentage of teeth with bleeding on probing, number of missing teeth, and ratio of moderate to severe periodontitis were all significantly greater than in the healthy controls.
Conclusion
The periodontal status of end-stage renal disease patients undergoing dialysis and referred for intraoral evaluation prior to kidney transplantation was worse than that of healthy controls.
9.Periodontal status of end-stage renal disease patients undergoing dialysis and referred for intraoral evaluation prior to kidney transplant surgery
Youn-Kyung CHOI ; Hye-Mi JEON ; Ji-Young JOO ; Hyun-Joo KIM ; Eun-Young KWON
Journal of Dental Rehabilitation and Applied Science 2024;40(2):46-54
Purpose:
The purpose of this study was to compare the periodontal status of end-stage renal disease patients undergoing dialysis and referred for intraoral evaluation prior to renal transplantation surgery with those having normal kidney function.
Materials and Methods:
Patients who had been undergoing dialysis for end-stage renal disease and been referred to the Dental Clinic Center bythe Department of Nephrology at University Hospital for intraoral evaluation prior to kidney transplantation surgery. For comparisonof periodontal status, subjects without abnormalities in kidney function were matched with the patients by age and gender and selected as healthy controls. The patients’ age, gender, comorbidities, type of dialysis received, and duration of dialysis were investigated by reference to their medical records, and data on their periodontal status were analyzed via the relevant periodontal records.
Results:
A total of 102 patients, including 51 dialyzed patients and 51 healthy control group subjects, participated in this study. In the patients with end-stage renal disease undergoing dialysis with periodontal probing depth of 5 mm or more, percentage of sites with clinical attachment level of 4 mm or more, percentage of teeth with bleeding on probing, number of missing teeth, and ratio of moderate to severe periodontitis were all significantly greater than in the healthy controls.
Conclusion
The periodontal status of end-stage renal disease patients undergoing dialysis and referred for intraoral evaluation prior to kidney transplantation was worse than that of healthy controls.
10.Analysis of Response and Progression Patterns of Tyrosine Kinase Inhibitors in Recurrent or Metastatic Adenoid Cystic Carcinoma: A Post Hoc Analysis of Two KCSG Phase II Trials
Youjin KIM ; Bhumsuk KEAM ; Eun Joo KANG ; Jin-Soo KIM ; Hye Ryun KIM ; Keun-Wook LEE ; Jung Hye KWON ; Kyoung Eun LEE ; Yaewon YANG ; Yoon Hee CHOI ; Min Kyoung KIM ; Jun Ho JI ; Tak YUN ; Moon Young CHOI ; Ki Hyeong LEE ; Sung-Bae KIM ; Myung-Ju AHN
Cancer Research and Treatment 2024;56(4):1068-1076
Purpose:
In this study, we evaluated 66 patients diagnosed with adenoid cystic carcinoma (ACC) enrolled in two Korean Cancer Study Group trials to investigate the response and progression patterns in recurrent and/or metastatic ACC treated with vascular endothelial growth factor receptor tyrosine kinase inhibitors (VEGFR-TKIs).
Materials and Methods:
We evaluated 66 patients diagnosed with ACC who were enrolled in the Korean Cancer Study Group trials. The tumor measurements, clinical data, treatment outcomes, and progression patterns of therapy were analyzed.
Results:
In the 66 patients (53 receiving axitinib and 13 receiving nintedanib), the disease control rate was 61%, and three patients achieved partial response. The median follow-up, median progression-free survival (PFS), overall survival, and 6-month PFS rate were 27.6%, 12.4%, and 18.1% months and 62.1%, respectively. Among 42 patients who experienced progression, 27 (64.3%) showed target lesion progression. Bone metastasis was an independent poor prognostic factor.
Conclusion
Overall, most patients demonstrated stable disease with prolonged PFS; however, prominent target lesion progression occurred in some patients. Thus, PFS may capture VEGFR-TKI efficacy better than the objective response rate.

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