1.Current status and challenges in training the next generation of gynecologic cancer care providers in Asia
Jyoti MEENA ; Dipanwita BANERJEE ; Se Ik KIM ; Hiroaki KOMATSU ; Shuk Tak KWOK ; Yen-Ling LAI ; Chia-Sui WENG ; Jie YANG ; Carolyn ZALAMEDA-CASTRO ; Kittipat CHAROENKWAN ; Yoo-Young LEE ; Joseph J. NOH
Journal of Gynecologic Oncology 2025;36(6):e103-
Objective:
Gynecologic oncology is undergoing rapid development with continuous advances in treatment strategies, surgical techniques, and clinical research. Training programs must keep pace by providing future specialists with the necessary surgical skills and a solid understanding of evolving practices. This study aimed to examine the current state of gynecologic oncology training in Asia and to identify key challenges and opportunities for improvement.
Methods:
A descriptive survey was conducted in October 2023 under the leadership of the Education Committee of the Asian Society of Gynecologic Oncology (ASGO). Key stakeholders involved in clinical training and policy-making from eight countries and regions (China, Hong Kong SAR, India, Japan, the Philippines, South Korea, Taiwan, and Thailand) responded to an online questionnaire assessing the structure and quality of their national training programs.
Results:
Six of the eight countries/regions have official gynecologic oncology societies.Training duration was three years or more in five regions and two years in the remaining three. Seven reported conducting formal assessments of surgical skills. While five programs offered adequate exposure to minimally invasive surgery, three noted limitations. Satisfaction with research opportunities and overall training quality also varied. The most frequently cited concern was the lack of standardized curricula.
Conclusion
This regional overview reveals notable differences in training approaches across Asia. Standardizing educational frameworks and expanding collaborative initiatives – such as virtual tumor boards, elective rotations, and skills-based workshops – may help address current gaps and strengthen gynecologic oncology training in the region.
2.Successful kidney transplantation from a live donor with immune thrombocytopenia:a case report
Hsiao-Hui YANG ; Ching-Chun HO ; Chia-Ling LEE ; Yi-Feng WU ; Yen-Cheng CHEN
Clinical Transplantation and Research 2024;38(2):145-149
Organ transplantation from donors with immune thrombocytopenia (ITP), a condition involving the autoantibody-mediated destruction of platelets, is a topic of debate due to the potential for transplantation-mediated autoimmune thrombocytopenia (TMAT), a rare but potentially fatal complication. Previous reports have described transplants from deceased liver donors with ITP who had very low platelet counts and disease largely refractory to treatment. Here, we present the first case of living kidney transplantation from a donor with ITP who underwent preoperative treatment, with concurrent splenectomy performed to reduce the long-term risk of spontaneous hemorrhage.To ensure the safety of the procedure, we monitored perioperative rotational thromboelastometry parameters and platelet counts, leading to the normalization of the donor’s platelet levels. The recipient experienced an uneventful recovery of renal function without perioperative bleeding or the development of TMAT. Our report suggests that kidney transplantation from a donor with well-managed ITP is safe, and such a condition should not be considered a contraindication for donation.
3.Endoscopic Radiofrequency Ablation for Sacroiliac Joint Pain: A Systematic Review and Meta-analysis
Bing-Qi WU ; Da-Yue CHEN ; Lee Kai Xing ALVIN ; Pang-Hsuan HSIAO ; Chia-Yu LIN ; Michael Jian-Wen CHEN ; Ling-Yi LI ; Chien-Ying LAI ; Hsien-Te CHEN ; Chun TSENG
Journal of Minimally Invasive Spine Surgery and Technique 2024;9(2):142-153
Objective:
The aim of this study was to investigate the efficacy of endoscopically visualized radiofrequency for treating sacroiliac joint pain.
Methods:
The study protocol was preregistered on INPLASY (INPLASY202450011). A systematic search was carried out across multiple databases, including PubMed, Embase, Cochrane CENTRAL, and Web of Science, from their inception until May 6, 2024. Peer-reviewed studies on human participants with low back pain diagnosed with sacroiliac joint pain and treated with endoscopically visualized radiofrequency ablation (RFA) were included. The study focused on evaluating changes in the visual analogue scale (VAS) and Oswestry Disability Index (ODI) from before the commencement of endoscopically visualized radiofrequency to postoperation. The quantitative syntheses employed a random-effects model, with effect sizes reported using the mean difference. Subgroup analyses were conducted based on 6-month and 12-month postoperative time points.
Results:
Four studies were ultimately included in this meta-analysis. Three of the studies were case series, while one was a retrospective cohort study. The mean difference of VAS scores between the preoperative and 6-month and 12-month postoperative assessments was -5.60 and -5.96, respectively. The mean difference of the ODI between preoperative and 6-month and 12-month postoperative assessments was -21.03 and -23.67, respectively. A subgroup analysis of both outcome measurement indices at the 2 follow-up time points did not reveal any statistically significant differences.
Conclusion
Endoscopically visualized RFA demonstrates potential as a treatment modality for sacroiliac joint pain; however, there is currently insufficient evidence to substantiate its long-term efficacy.
4.Understanding cannabis use in Singapore: profile of users and drug progression.
Doris Xin Yi CHIA ; Charis Wei Ling NG ; Pezhummoottil Vasudevan Nair ASHARANI ; Sabina AU YONG ; Jun Wen TAN ; Noor Azizah Bte ZAINULDIN ; Samuel Kee GUAN CHUA ; Lambert Tchern KUANG LOW ; Christopher Cheng SOON CHEOK ; Gomathinayagam KANDASAMI
Singapore medical journal 2023;64(6):385-390
INTRODUCTION:
Cannabis has consistently been the third most commonly abused drug among drug arrestees in Singapore over the past few years. Accordingly, this study aimed to understand the profile of cannabis users in Singapore and explore the effects of cannabis use on drug progression.
METHODS:
A total of 450 participants who had used cannabis at least once in their lifetime were recruited from the National Addictions Management Service, prisons, the Community Rehabilitation Centre and halfway houses from August 2017 to May 2018. A face-to-face questionnaire was administered and descriptive analyses were conducted.
RESULTS:
The mean participant age was 40.9 ± 14.51 years, and 93.1% of them were male. The participants generally initiated cannabis use during adolescence, at a mean onset age of 16.5 ± 4.46 years. Most (89.6%) were introduced to cannabis by peers. Approximately half of them (46.9%) had used cannabis before other illicit drugs and 42.1% of them had used heroin as the succeeding drug.
CONCLUSION
In Singapore, cannabis use is often initiated during adolescence, largely under peer influence. Cannabis users may progress to other illicit drugs, particularly heroin, later in life.
Adolescent
;
Humans
;
Male
;
Adult
;
Middle Aged
;
Child
;
Young Adult
;
Female
;
Cannabis
;
Singapore/epidemiology*
;
Heroin
;
Substance-Related Disorders/epidemiology*
;
Illicit Drugs
5.Pericarditis and myocarditis after COVID-19 mRNA vaccination in a nationwide setting.
Jonathan YAP ; Mun Yee THAM ; Jalene POH ; Dorothy TOH ; Cheng Leng CHAN ; Toon Wei LIM ; Shir Lynn LIM ; Yew Woon CHIA ; Yean Teng LIM ; Jonathan CHOO ; Zee Pin DING ; Ling Li FOO ; Simin KUO ; Yee How LAU ; Annie LEE ; Khung Keong YEO
Annals of the Academy of Medicine, Singapore 2022;51(2):96-100
INTRODUCTION:
Despite reports suggesting an association between COVID-19 mRNA vaccination and pericarditis and myocarditis, detailed nationwide population-based data are sparsely available. We describe the incidence of pericarditis and myocarditis by age categories and sex after COVID-19 mRNA vaccination from a nationwide mass vaccination programme in Singapore.
METHODS:
The incidence of adjudicated cases of pericarditis and myocarditis following COVID-19 mRNA vaccination that were reported to the vaccine safety committee between January to July 2021 was compared with the background incidence of myocarditis in Singapore.
RESULTS:
As of end July 2021, a total of 34 cases were reported (9 pericarditis only, 14 myocarditis only, and 11 concomitant pericarditis and myocarditis) with 7,183,889 doses of COVID-19 mRNA vaccine administered. Of the 9 cases of pericarditis only, all were male except one. The highest incidence of pericarditis was in males aged 12-19 years with an incidence of 1.11 cases per 100,000 doses. Of the 25 cases of myocarditis, 80% (20 cases) were male and the median age was 23 years (range 12-55 years) with 16 cases after the second dose. A higher-than-expected number of cases were seen in males aged 12-19 and 20-29 years, with incidence rates of 3.72 and 0.98 case per 100,000 doses, respectively.
CONCLUSION
Data from the national registry in Singapore indicate an increased incidence of pericarditis and myocarditis in younger men after COVID-19 mRNA vaccination.
Adolescent
;
Adult
;
COVID-19/prevention & control*
;
COVID-19 Vaccines/adverse effects*
;
Child
;
Female
;
Humans
;
Male
;
Middle Aged
;
Myocarditis/etiology*
;
Pericarditis/etiology*
;
RNA, Messenger
;
SARS-CoV-2
;
Vaccination/adverse effects*
;
Vaccines, Synthetic
;
Young Adult
;
mRNA Vaccines
7.Development and feasibility of a mobile-based vestibular rehabilitation therapy application for healthy older adults.
Lee Huan TEE ; Wei Wei SEAH ; Christina Hui Ling CHIA ; Eng Chuan NEOH ; Peter LIM ; Sze Wong LIAW ; Peng Shorn SIEW ; Eu Chin HO
Annals of the Academy of Medicine, Singapore 2022;51(8):514-516
8.Platelet-Derived Growth Factor Receptor-α Subunit Targeting Suppresses Metastasis in Advanced Thyroid Cancer In Vitro and In Vivo
Ching-Ling LIN ; Ming-Lin TSAI ; Yu-hsin CHEN ; Wei-Ni LIU ; Chun-Yu LIN ; Kai-Wen HSU ; Chien-Yu HUANG ; Yu-Jia CHANG ; Po-Li WEI ; Shu-Huey CHEN ; Li-Chi HUANG ; Chia-Hwa LEE
Biomolecules & Therapeutics 2021;29(5):551-561
Thyroid cancer is the most common endocrine malignancy. Patients with well-differentiated thyroid cancers, such as papillary and follicular cancers, have a favorable prognosis. However, poorly differentiated thyroid cancers, such as medullary, squamous and anaplastic advanced thyroid cancers, are very aggressive and insensitive to radioiodine treatment. Thus, novel therapies that attenuate metastasis are urgently needed. We found that both PDGFC and PDGFRA are predominantly expressed in thyroid cancers and that the survival rate is significantly lower in patients with high PDGFRA expression. This finding indicates the important role of PDGF/PDGFR signaling in thyroid cancer development. Next, we established a SW579 squamous thyroid cancer cell line with 95.6% PDGFRA gene insertion and deletions (indels) through CRISPR/Cas9. Protein and invasion analysis showed a dramatic loss in EMT marker expression and metastatic ability. Furthermore, xenograft tumors derived from PDGFRA geneedited SW579 cells exhibited a minor decrease in tumor growth. However, distant lung metastasis was completely abolished upon PDGFRA gene editing, implying that PDGFRA could be an effective target to inhibit distant metastasis in advanced thyroid cancers. To translate this finding to the clinic, we used the most relevant multikinase inhibitor, imatinib, to inhibit PDGFRA signaling. The results showed that imatinib significantly suppressed cell growth, induced cell cycle arrest and cell death in SW579 cells. Our developed noninvasive apoptosis detection sensor (NIADS) indicated that imatinib induced cell apoptosis through caspase-3 activation. In conclusion, we believe that developing a specific and selective targeted therapy for PDGFRA would effectively suppress PDGFRA-mediated cancer aggressiveness in advanced thyroid cancers.
9.Platelet-Derived Growth Factor Receptor-α Subunit Targeting Suppresses Metastasis in Advanced Thyroid Cancer In Vitro and In Vivo
Ching-Ling LIN ; Ming-Lin TSAI ; Yu-hsin CHEN ; Wei-Ni LIU ; Chun-Yu LIN ; Kai-Wen HSU ; Chien-Yu HUANG ; Yu-Jia CHANG ; Po-Li WEI ; Shu-Huey CHEN ; Li-Chi HUANG ; Chia-Hwa LEE
Biomolecules & Therapeutics 2021;29(5):551-561
Thyroid cancer is the most common endocrine malignancy. Patients with well-differentiated thyroid cancers, such as papillary and follicular cancers, have a favorable prognosis. However, poorly differentiated thyroid cancers, such as medullary, squamous and anaplastic advanced thyroid cancers, are very aggressive and insensitive to radioiodine treatment. Thus, novel therapies that attenuate metastasis are urgently needed. We found that both PDGFC and PDGFRA are predominantly expressed in thyroid cancers and that the survival rate is significantly lower in patients with high PDGFRA expression. This finding indicates the important role of PDGF/PDGFR signaling in thyroid cancer development. Next, we established a SW579 squamous thyroid cancer cell line with 95.6% PDGFRA gene insertion and deletions (indels) through CRISPR/Cas9. Protein and invasion analysis showed a dramatic loss in EMT marker expression and metastatic ability. Furthermore, xenograft tumors derived from PDGFRA geneedited SW579 cells exhibited a minor decrease in tumor growth. However, distant lung metastasis was completely abolished upon PDGFRA gene editing, implying that PDGFRA could be an effective target to inhibit distant metastasis in advanced thyroid cancers. To translate this finding to the clinic, we used the most relevant multikinase inhibitor, imatinib, to inhibit PDGFRA signaling. The results showed that imatinib significantly suppressed cell growth, induced cell cycle arrest and cell death in SW579 cells. Our developed noninvasive apoptosis detection sensor (NIADS) indicated that imatinib induced cell apoptosis through caspase-3 activation. In conclusion, we believe that developing a specific and selective targeted therapy for PDGFRA would effectively suppress PDGFRA-mediated cancer aggressiveness in advanced thyroid cancers.
10.Unrecognized History of Transient Atrial Fibrillation at the Time of Discharge from an Index Stroke Hospitalization Is Associated with Increased Recurrent Stroke Risk
Chia Yu HSU ; Daniel E SINGER ; Hooman KAMEL ; Yi Ling WU ; Pei Chun CHEN ; Jiann Der LEE ; Meng LEE ; Bruce OVBIAGELE
Journal of Stroke 2019;21(2):190-194
BACKGROUND AND PURPOSE: Preceding episodes of paroxysmal atrial fibrillation (AF) among stroke patients can be easily overlooked in routine clinical practice. We aim to determine whether an unrecognized history of paroxysmal AF is associated with an increased risk of recurrent stroke. METHODS: We retrospectively identified all adult patients hospitalized with a primary diagnosis of ischemic stroke who had no AF diagnosis on their discharge records, using the Taiwan National Health Insurance Research Database between January 2001 and December 2012. Patients were categorized into two groups: unrecognized AF history and no AF. Patients with unrecognized AF history were defined as having documented AF preceding the index ischemic stroke hospitalization, but not recording at the index ischemic stroke. Primary endpoint was recurrent stroke within 1 year after the index stroke. RESULTS: Among 203,489 hospitalized ischemic stroke patients without AF diagnosed at discharge, 6,731 patients (3.3%) had an unrecognized history of prior transient AF. Patients with an unrecognized AF history, comparing to those without AF, had higher adjusted risk of all recurrent stroke ([original cohort: hazard ratio (HR), 1.41; 95% confidence interval [CI], 1.30 to 1.53], [matched cohort: HR, 1.51; 95% CI, 1.37 to 1.68]) and recurrent ischemic stroke ([original cohort: HR, 1.42; 95% CI, 1.30 to 1.55], [matched cohort: HR, 1.56; 95% CI, 1.40 to 1.74]) during the 1-year follow-up period. CONCLUSIONS: Unrecognized history of AF among patients discharged after an index ischemic stroke hospitalization is associated with higher recurrent stroke risk. Careful history review to uncover a paroxysmal AF history is important for ischemic stroke patients.
Adult
;
Atrial Fibrillation
;
Brain Infarction
;
Cohort Studies
;
Diagnosis
;
Follow-Up Studies
;
Hospitalization
;
Humans
;
Medical Records
;
National Health Programs
;
Retrospective Studies
;
Stroke
;
Taiwan

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