1.Implant–supported fixed prosthesis for orthognathic surgery in ectodermal dysplasia: a case report
Yeon-Ah SHIN ; Ji-Eun MOON ; Se-Ha KANG ; Chan-Ik PARK ; Yoon-Joo BAE ; Min-Seok OH ; Woo-Jin JEON ; Na-Ra KANG ; Min-Jung BAEK
The Journal of Korean Academy of Prosthodontics 2025;63(1):20-30
Patients with ectodermal dysplasia often have atrophied alveolar bone and an inadequate maxillomandibular relationship owing to congenital edentulism.Accurate implant placement that can overcomes anatomical limitations and orthognathic surgery to improve the maxillomandibular relationship is necessary for creating implant-supported prosthesis for these patients. Implant placement and provisional prosthesis fabrication before orthognathic surgery can provide critical fixed reference points and ensure accuracy during orthognathic surgery.In our patient, a digital system was used to design a surgical guide that considered the predictable position of the definitive prosthesis, allowing the placement of implants to overcome anatomical limitations and the creation of fixed reference points via the delivery of a provisional prosthesis for effective orthognathic surgery. The lack of compensation during orthognathic surgery was considered in the definitive prosthesis. As a result, a prosthesis with a minimal anterior cantilever was fabricated. This study aimed to determine the appropriate sequence of multidisciplinary collaborations that would, result in the best functional and aesthetic outcomes.
2.Implant–supported fixed prosthesis for orthognathic surgery in ectodermal dysplasia: a case report
Yeon-Ah SHIN ; Ji-Eun MOON ; Se-Ha KANG ; Chan-Ik PARK ; Yoon-Joo BAE ; Min-Seok OH ; Woo-Jin JEON ; Na-Ra KANG ; Min-Jung BAEK
The Journal of Korean Academy of Prosthodontics 2025;63(1):20-30
Patients with ectodermal dysplasia often have atrophied alveolar bone and an inadequate maxillomandibular relationship owing to congenital edentulism.Accurate implant placement that can overcomes anatomical limitations and orthognathic surgery to improve the maxillomandibular relationship is necessary for creating implant-supported prosthesis for these patients. Implant placement and provisional prosthesis fabrication before orthognathic surgery can provide critical fixed reference points and ensure accuracy during orthognathic surgery.In our patient, a digital system was used to design a surgical guide that considered the predictable position of the definitive prosthesis, allowing the placement of implants to overcome anatomical limitations and the creation of fixed reference points via the delivery of a provisional prosthesis for effective orthognathic surgery. The lack of compensation during orthognathic surgery was considered in the definitive prosthesis. As a result, a prosthesis with a minimal anterior cantilever was fabricated. This study aimed to determine the appropriate sequence of multidisciplinary collaborations that would, result in the best functional and aesthetic outcomes.
3.Implant–supported fixed prosthesis for orthognathic surgery in ectodermal dysplasia: a case report
Yeon-Ah SHIN ; Ji-Eun MOON ; Se-Ha KANG ; Chan-Ik PARK ; Yoon-Joo BAE ; Min-Seok OH ; Woo-Jin JEON ; Na-Ra KANG ; Min-Jung BAEK
The Journal of Korean Academy of Prosthodontics 2025;63(1):20-30
Patients with ectodermal dysplasia often have atrophied alveolar bone and an inadequate maxillomandibular relationship owing to congenital edentulism.Accurate implant placement that can overcomes anatomical limitations and orthognathic surgery to improve the maxillomandibular relationship is necessary for creating implant-supported prosthesis for these patients. Implant placement and provisional prosthesis fabrication before orthognathic surgery can provide critical fixed reference points and ensure accuracy during orthognathic surgery.In our patient, a digital system was used to design a surgical guide that considered the predictable position of the definitive prosthesis, allowing the placement of implants to overcome anatomical limitations and the creation of fixed reference points via the delivery of a provisional prosthesis for effective orthognathic surgery. The lack of compensation during orthognathic surgery was considered in the definitive prosthesis. As a result, a prosthesis with a minimal anterior cantilever was fabricated. This study aimed to determine the appropriate sequence of multidisciplinary collaborations that would, result in the best functional and aesthetic outcomes.
4.Implant–supported fixed prosthesis for orthognathic surgery in ectodermal dysplasia: a case report
Yeon-Ah SHIN ; Ji-Eun MOON ; Se-Ha KANG ; Chan-Ik PARK ; Yoon-Joo BAE ; Min-Seok OH ; Woo-Jin JEON ; Na-Ra KANG ; Min-Jung BAEK
The Journal of Korean Academy of Prosthodontics 2025;63(1):20-30
Patients with ectodermal dysplasia often have atrophied alveolar bone and an inadequate maxillomandibular relationship owing to congenital edentulism.Accurate implant placement that can overcomes anatomical limitations and orthognathic surgery to improve the maxillomandibular relationship is necessary for creating implant-supported prosthesis for these patients. Implant placement and provisional prosthesis fabrication before orthognathic surgery can provide critical fixed reference points and ensure accuracy during orthognathic surgery.In our patient, a digital system was used to design a surgical guide that considered the predictable position of the definitive prosthesis, allowing the placement of implants to overcome anatomical limitations and the creation of fixed reference points via the delivery of a provisional prosthesis for effective orthognathic surgery. The lack of compensation during orthognathic surgery was considered in the definitive prosthesis. As a result, a prosthesis with a minimal anterior cantilever was fabricated. This study aimed to determine the appropriate sequence of multidisciplinary collaborations that would, result in the best functional and aesthetic outcomes.
5.Implant–supported fixed prosthesis for orthognathic surgery in ectodermal dysplasia: a case report
Yeon-Ah SHIN ; Ji-Eun MOON ; Se-Ha KANG ; Chan-Ik PARK ; Yoon-Joo BAE ; Min-Seok OH ; Woo-Jin JEON ; Na-Ra KANG ; Min-Jung BAEK
The Journal of Korean Academy of Prosthodontics 2025;63(1):20-30
Patients with ectodermal dysplasia often have atrophied alveolar bone and an inadequate maxillomandibular relationship owing to congenital edentulism.Accurate implant placement that can overcomes anatomical limitations and orthognathic surgery to improve the maxillomandibular relationship is necessary for creating implant-supported prosthesis for these patients. Implant placement and provisional prosthesis fabrication before orthognathic surgery can provide critical fixed reference points and ensure accuracy during orthognathic surgery.In our patient, a digital system was used to design a surgical guide that considered the predictable position of the definitive prosthesis, allowing the placement of implants to overcome anatomical limitations and the creation of fixed reference points via the delivery of a provisional prosthesis for effective orthognathic surgery. The lack of compensation during orthognathic surgery was considered in the definitive prosthesis. As a result, a prosthesis with a minimal anterior cantilever was fabricated. This study aimed to determine the appropriate sequence of multidisciplinary collaborations that would, result in the best functional and aesthetic outcomes.
6.Consensus-Based Guidelines for the Treatment of Atopic Dermatitis in Korea (Part II): Biologics and JAK inhibitors
Hyun-Chang KO ; Yu Ri WOO ; Joo Yeon KO ; Hye One KIM ; Chan Ho NA ; Youin BAE ; Young-Joon SEO ; Min Kyung SHIN ; Jiyoung AHN ; Bark-Lynn LEW ; Dong Hun LEE ; Sang Eun LEE ; Sul Hee LEE ; Yang Won LEE ; Ji Hyun LEE ; Yong Hyun JANG ; Jiehyun JEON ; Sun Young CHOI ; Ju Hee HAN ; Tae Young HAN ; Sang Wook SON ; Sang Hyun CHO
Annals of Dermatology 2025;37(4):216-227
Background:
Atopic dermatitis (AD) is a common skin disease with a wide range of symptoms. Due to the rapidly changing treatment landscape, regular updates to clinical guidelines are needed.
Objective:
This study aimed to update the guidelines for the treatment of AD to reflect recent therapeutic advances and evidence-based recommendations.
Methods:
The Patient characteristics, type of Intervention, Control, and Outcome framework was used to determine 48 questions related to AD management. Evidence was graded, recommendations were determined, and, after 2 voting rounds among the Korean Atopic Dermatitis Association (KADA) council members, consensus was achieved.
Results:
This guideline provides treatment guidance on advanced systemic treatment modalities for AD. In particular, the guideline offers up-to-date treatment recommendations for biologics and Janus-kinase inhibitors used in the treatment of patients with moderate to severe AD.It also provides guidance on other therapies for AD, along with tailored recommendations for children, adolescents, the elderly, and pregnant or breastfeeding women.
Conclusion
KADA’s updated AD treatment guidelines incorporate the latest evidence and expert opinion to provide a comprehensive approach to AD treatment. The guidelines will help clinicians optimize patient-specific therapies.
7.Consensus-Based Guidelines for the Treatment of Atopic Dermatitis in Korea (Part I): Basic Therapy, Topical Therapy, and Conventional Systemic Therapy
Hyun-Chang KO ; Yu Ri WOO ; Joo Yeon KO ; Hye One KIM ; Chan Ho NA ; Youin BAE ; Young-Joon SEO ; Min Kyung SHIN ; Jiyoung AHN ; Bark-Lynn LEW ; Dong Hun LEE ; Sang Eun LEE ; Sul Hee LEE ; Yang Won LEE ; Ji Hyun LEE ; Yong Hyun JANG ; Jiehyun JEON ; Sun Young CHOI ; Ju Hee HAN ; Tae Young HAN ; Sang Wook SON ; Sang Hyun CHO
Annals of Dermatology 2025;37(4):201-215
Background:
Atopic dermatitis (AD) is a common skin disease with a wide range of symptoms. Due to the rapidly changing treatment landscape, regular updates to clinical guidelines are needed.
Objective:
This study aimed to update the guidelines for the treatment of AD to reflect recent therapeutic advances and evidence-based practices.
Methods:
The Patient characteristics, type of Intervention, Control, and Outcome framework was used to determine 48 questions related to AD management. Evidence was graded, recommendations were determined, and, after 2 voting rounds among the Korean Atopic Dermatitis Association (KADA) council members, consensus was achieved.
Results:
The guidelines provide detailed recommendations on foundational therapies, including the use of moisturizers, cleansing and bathing practices, allergen avoidance, and patient education. Guidance on topical therapies, such as topical corticosteroids and calcineurin inhibitors, is also provided to help manage inflammation and maintain skin barrier function in patients with AD. Additionally, recommendations on conventional systemic therapies, including corticosteroids, cyclosporine, and methotrexate, are provided for managing moderate to severe AD.
Conclusion
KADA’s updated AD guidelines offer clinicians evidence-based strategies focused on basic therapies, topical therapies, and conventional systemic therapies, equipping them to enhance quality of care and improve patient outcomes in AD management.
8.2023 Consensus Korean Diagnostic Criteria for Atopic Dermatitis
Ji Hyun LEE ; Sul Hee LEE ; Youin BAE ; Young Bok LEE ; Yong Hyun JANG ; Jiyoung AHN ; Joo Yeon KO ; Hyun-Chang KO ; Hye One KIM ; Chan Ho NA ; Young-Joon SEO ; Min Kyung SHIN ; Yu Ri WOO ; Bark Lyn LEW ; Dong Hun LEE ; Sang Eun LEE ; Jiehyun JEON ; Sun Young CHOI ; Tae Young HAN ; Yang Won LEE ; Sang Wook SON ; Young Lip PARK
Annals of Dermatology 2025;37(1):12-21
Background:
In 2006, the Korean Atopic Dermatitis Association (KADA) working group released the diagnostic criteria for Korean atopic dermatitis (AD). Recently, more simplified, and practical AD diagnostic criteria have been proposed. Objective: Based on updated criteria and experience, we studied to develop and share a consensus on diagnostic criteria for AD in Koreans.
Materials and Methods:
For the diagnostic criteria, a questionnaire was constructed by searching the English-language literature in MEDLINE and the Cochrane Database of Systematic Reviews. A modified Delphi method composed of 3 rounds of email questionnaires was adopted for the consensus process. Fifty-four KADA council members participated in the 3 rounds of votes and expert consensus recommendations were established.
Results:
Diagnostic criteria for AD include pruritus, eczema with age-specific pattern, and chronic or relapsing history. Diagnostic aids for AD encompass xerosis, immunoglobulin E reactivity, hand–foot eczema, periorbital changes, periauricular changes, perioral changes, nipple eczema, perifollicular accentuation, and personal or family history of atopy.
Conclusion
This study streamlined and updated the diagnostic criteria for AD in Korea, making them more practicable for use in real-world clinical field.
9.Clinical Outcomes of Solid Organ Transplant Recipients Hospitalized with COVID-19: A Propensity Score-Matched Cohort Study
Jeong-Hoon LIM ; Eunkyung NAM ; Yu Jin SEO ; Hee-Yeon JUNG ; Ji-Young CHOI ; Jang-Hee CHO ; Sun-Hee PARK ; Chan-Duck KIM ; Yong-Lim KIM ; Sohyun BAE ; Soyoon HWANG ; Yoonjung KIM ; Hyun-Ha CHANG ; Shin-Woo KIM ; Juhwan JUNG ; Ki Tae KWON
Infection and Chemotherapy 2024;56(3):329-338
Background:
Solid-organ transplant recipients (SOTRs) receiving immunosuppressive therapy are expected to have worse clinical outcomes from coronavirus disease 2019 (COVID-19). However, published studies have shown mixed results, depending on adjustment for important confounders such as age, variants, and vaccination status.
Materials and Methods:
We retrospectively collected the data on 7,327 patients hospitalized with COVID-19 from two tertiary hospitals with government-designated COVID-19 regional centers. We compared clinical outcomes between SOTRs and non-SOTRs by a propensity score-matched analysis (1:2) based on age, gender, and the date of COVID-19 diagnosis. We also performed a multivariate logistic regression analysis to adjust other important confounders such as vaccination status and the Charlson comorbidity index.
Results:
After matching, SOTRs (n=83) had a significantly higher risk of high-flow nasal cannula use, mechanical ventilation, acute kidney injury, and a composite of COVID-19 severity outcomes than non-SOTRs (n=160) (all P <0.05). The National Early Warning Score was significantly higher in SOTRs than in non-SOTRs from day 1 to 7 of hospitalization ( P for interaction=0.008 by generalized estimating equation). In multivariate logistic regression analysis, SOTRs (odds ratio [OR], 2.14; 95% confidence interval [CI], 1.12–4.11) and male gender (OR, 2.62; 95% CI, 1.26– 5.45) were associated with worse outcomes, and receiving two to three doses of COVID-19 vaccine (OR, 0.43; 95% CI, 0.24–0.79) was associated with better outcomes.
Conclusion
Hospitalized SOTRs with COVID-19 had a worse prognosis than non-SOTRs. COVID-19 vaccination should be implemented appropriately to prevent severe COVID-19 progression in this population.
10.Characteristics and Prognosis of Breast Cancer Patients With Prior Hormone Replacement Therapy: Insights From the Korean Breast Cancer Society Registry
Chai Won KIM ; Yongsik JUNG ; Joon JEONG ; Hee Jeong KIM ; Jung Eun CHOI ; Young Jin SUH ; Ku Sang KIM ; Woo Chan PARK ; Chang Ik YOON ; Young Joo LEE ; Dooreh KIM ; Soo Youn BAE ;
Journal of Breast Cancer 2024;27(6):383-394
By investigating the characteristics and prognosis of breast cancer (BC) patients who have undergone hormone replacement therapy (HRT), this study addresses a gap in the existing literature. A total of 17,355 postmenopausal patients with BC were analyzed using data from the Korea Breast Cancer Society database (2000–2014). Among them, 3,585 (20.7%) had a history of HRT before BC diagnosis (HRT group), while 13,770 (79.3%) never received HRT (non-HRT group). The HRT group exhibited an earlier pathologic stage, lower histologic and nuclear grades, and a higher rate of breast conservation surgery compared to the non-HRT group. Furthermore, this group had a higher rate of screening participation and a greater proportion of patients with a normal or overweight body mass index (BMI). The prognosis of the HRT group was better than that of the non-HRT group, with a 5-year overall survival rate of 93.9% versus 91.7% (p < 0.001). The hazard ratio for the HRT group was 0.7 (95% confidence interval, 0.608–0.805; p < 0.001). Increased screening participation, longer HRT duration, and a normal or overweight BMI were associated with a better prognosis in the HRT group. Patients with BC who underwent HRT showed better clinicopathological characteristics and prognosis than those who did not receive HRT. The results highlighted significant differences in patients who underwent screening and those with a normal or overweight BMI. Furthermore, a longer HRT duration was associated with a better prognosis.

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