1.Radiological Considerations in Diagnosing Angiosarcoma Associated With Lymphedema Following Breast Cancer Surgery
Eun Jung CHOI ; Gwang Min CHAE ; Jinyong SHIN ; Si-Gyun ROH ; Nae-Ho LEE
Journal of Breast Cancer 2025;28(2):119-124
Angiosarcoma associated with lymphedema is a rare soft tissue malignancy that occurs owing to chronic lymphedema, primarily following breast cancer surgery. We present a case of an 83-year-old female who developed angiosarcoma 14 years after undergoing breast cancer surgery. Diagnosis was confirmed through excisional biopsy, histopathological evaluation, and imaging. Computed tomography and magnetic resonance imaging revealed diffuse dermal thickening with an enhanced subcutaneous nodular lesion on the right arm. This unusual case emphasizes the importance of vigilant monitoring in patients with chronic lymphedema post-breast cancer surgery, as early radiologic and clinical detection can facilitate timely intervention and improve outcomes.
2.Palliative Care and Hospice for Heart Failure Patients: Position Statement From the Korean Society of Heart Failure
Seung-Mok LEE ; Hae-Young LEE ; Shin Hye YOO ; Hyun-Jai CHO ; Jong-Chan YOUN ; Seong-Mi PARK ; Jin-Ok JEONG ; Min-Seok KIM ; Chi Young SHIM ; Jin Joo PARK ; Kye Hun KIM ; Eung Ju KIM ; Jeong Hoon YANG ; Jae Yeong CHO ; Sang-Ho JO ; Kyung-Kuk HWANG ; Ju-Hee LEE ; In-Cheol KIM ; Gi Beom KIM ; Jung Hyun CHOI ; Sung-Hee SHIN ; Wook-Jin CHUNG ; Seok-Min KANG ; Myeong Chan CHO ; Dae-Gyun PARK ; Byung-Su YOO
International Journal of Heart Failure 2025;7(1):32-46
Heart failure (HF) is a major cause of mortality and morbidity in South Korea, imposing substantial physical, emotional, and financial burdens on patients and society. Despite the high burden of symptom and complex care needs of HF patients, palliative care and hospice services remain underutilized in South Korea due to cultural, institutional, and knowledge-related barriers. This position statement from the Korean Society of Heart Failure emphasizes the need for integrating palliative and hospice care into HF management to improve quality of life and support holistic care for patients and their families. By clarifying the role of palliative care in HF and proposing practical referral criteria, this position statement aims to bridge the gap between HF and palliative care services in South Korea, ultimately improving patient-centered outcomes and aligning treatment with the goals and values of HF patients.
3.Radiological Considerations in Diagnosing Angiosarcoma Associated With Lymphedema Following Breast Cancer Surgery
Eun Jung CHOI ; Gwang Min CHAE ; Jinyong SHIN ; Si-Gyun ROH ; Nae-Ho LEE
Journal of Breast Cancer 2025;28(2):119-124
Angiosarcoma associated with lymphedema is a rare soft tissue malignancy that occurs owing to chronic lymphedema, primarily following breast cancer surgery. We present a case of an 83-year-old female who developed angiosarcoma 14 years after undergoing breast cancer surgery. Diagnosis was confirmed through excisional biopsy, histopathological evaluation, and imaging. Computed tomography and magnetic resonance imaging revealed diffuse dermal thickening with an enhanced subcutaneous nodular lesion on the right arm. This unusual case emphasizes the importance of vigilant monitoring in patients with chronic lymphedema post-breast cancer surgery, as early radiologic and clinical detection can facilitate timely intervention and improve outcomes.
4.Radiological Considerations in Diagnosing Angiosarcoma Associated With Lymphedema Following Breast Cancer Surgery
Eun Jung CHOI ; Gwang Min CHAE ; Jinyong SHIN ; Si-Gyun ROH ; Nae-Ho LEE
Journal of Breast Cancer 2025;28(2):119-124
Angiosarcoma associated with lymphedema is a rare soft tissue malignancy that occurs owing to chronic lymphedema, primarily following breast cancer surgery. We present a case of an 83-year-old female who developed angiosarcoma 14 years after undergoing breast cancer surgery. Diagnosis was confirmed through excisional biopsy, histopathological evaluation, and imaging. Computed tomography and magnetic resonance imaging revealed diffuse dermal thickening with an enhanced subcutaneous nodular lesion on the right arm. This unusual case emphasizes the importance of vigilant monitoring in patients with chronic lymphedema post-breast cancer surgery, as early radiologic and clinical detection can facilitate timely intervention and improve outcomes.
5.Discordance Between Angiographic Assessment and Fractional Flow Reserve or Intravascular Ultrasound in Intermediate Coronary Lesions: A Post-hoc Analysis of the FLAVOUR Trial
Jung-Hee LEE ; Sung Gyun AHN ; Ho Sung JEON ; Jun-Won LEE ; Young Jin YOUN ; Jinlong ZHANG ; Xinyang HU ; Jian’an WANG ; Joo Myung LEE ; Joo-Yong HAHN ; Chang-Wook NAM ; Joon-Hyung DOH ; Bong-Ki LEE ; Weon KIM ; Jinyu HUANG ; Fan JIANG ; Hao ZHOU ; Peng CHEN ; Lijiang TANG ; Wenbing JIANG ; Xiaomin CHEN ; Wenming HE ; Myeong-Ho YOON ; Seung-Jea TAHK ; Ung KIM ; You-Jeong KI ; Eun-Seok SHIN ; Doyeon HWANG ; Jeehoon KANG ; Hyo-Soo KIM ; Bon-Kwon KOO
Korean Circulation Journal 2024;54(8):485-496
Background and Objectives:
Angiographic assessment of coronary stenosis severity using quantitative coronary angiography (QCA) is often inconsistent with that based on fractional flow reserve (FFR) or intravascular ultrasound (IVUS). We investigated the incidence of discrepancies between QCA and FFR or IVUS, and the outcomes of FFR- and IVUS-guided strategies in discordant coronary lesions.
Methods:
This study was a post-hoc analysis of the FLAVOUR study. We used a QCA-derived diameter stenosis (DS) of 60% or greater, the highest tertile, to classify coronary lesions as concordant or discordant with FFR or IVUS criteria for percutaneous coronary intervention (PCI). The patient-oriented composite outcome (POCO) was defined as a composite of death, myocardial infarction, or revascularization at 24 months.
Results:
The discordance rate between QCA and FFR or IVUS was 30.2% (n=551). The QCAFFR discordance rate was numerically lower than the QCA-IVUS discordance rate (28.2% vs. 32.4%, p=0.050). In 200 patients with ≥60% DS, PCI was deferred according to negative FFR (n=141) and negative IVUS (n=59) (15.3% vs. 6.5%, p<0.001). The POCO incidence was comparable between the FFR- and IVUS-guided deferral strategies (5.9% vs. 3.4%, p=0.479).Conversely, 351 patients with DS <60% underwent PCI according to positive FFR (n=118) and positive IVUS (n=233) (12.8% vs. 25.9%, p<0.001). FFR- and IVUS-guided PCI did not differ in the incidence of POCO (9.5% vs. 6.5%, p=0.294).
Conclusions
The proportion of QCA-FFR or IVUS discordance was approximately one third for intermediate coronary lesions. FFR- or IVUS-guided strategies for these lesions were comparable with respect to POCO at 24 months.
6.Discordance Between Angiographic Assessment and Fractional Flow Reserve or Intravascular Ultrasound in Intermediate Coronary Lesions: A Post-hoc Analysis of the FLAVOUR Trial
Jung-Hee LEE ; Sung Gyun AHN ; Ho Sung JEON ; Jun-Won LEE ; Young Jin YOUN ; Jinlong ZHANG ; Xinyang HU ; Jian’an WANG ; Joo Myung LEE ; Joo-Yong HAHN ; Chang-Wook NAM ; Joon-Hyung DOH ; Bong-Ki LEE ; Weon KIM ; Jinyu HUANG ; Fan JIANG ; Hao ZHOU ; Peng CHEN ; Lijiang TANG ; Wenbing JIANG ; Xiaomin CHEN ; Wenming HE ; Myeong-Ho YOON ; Seung-Jea TAHK ; Ung KIM ; You-Jeong KI ; Eun-Seok SHIN ; Doyeon HWANG ; Jeehoon KANG ; Hyo-Soo KIM ; Bon-Kwon KOO
Korean Circulation Journal 2024;54(8):485-496
Background and Objectives:
Angiographic assessment of coronary stenosis severity using quantitative coronary angiography (QCA) is often inconsistent with that based on fractional flow reserve (FFR) or intravascular ultrasound (IVUS). We investigated the incidence of discrepancies between QCA and FFR or IVUS, and the outcomes of FFR- and IVUS-guided strategies in discordant coronary lesions.
Methods:
This study was a post-hoc analysis of the FLAVOUR study. We used a QCA-derived diameter stenosis (DS) of 60% or greater, the highest tertile, to classify coronary lesions as concordant or discordant with FFR or IVUS criteria for percutaneous coronary intervention (PCI). The patient-oriented composite outcome (POCO) was defined as a composite of death, myocardial infarction, or revascularization at 24 months.
Results:
The discordance rate between QCA and FFR or IVUS was 30.2% (n=551). The QCAFFR discordance rate was numerically lower than the QCA-IVUS discordance rate (28.2% vs. 32.4%, p=0.050). In 200 patients with ≥60% DS, PCI was deferred according to negative FFR (n=141) and negative IVUS (n=59) (15.3% vs. 6.5%, p<0.001). The POCO incidence was comparable between the FFR- and IVUS-guided deferral strategies (5.9% vs. 3.4%, p=0.479).Conversely, 351 patients with DS <60% underwent PCI according to positive FFR (n=118) and positive IVUS (n=233) (12.8% vs. 25.9%, p<0.001). FFR- and IVUS-guided PCI did not differ in the incidence of POCO (9.5% vs. 6.5%, p=0.294).
Conclusions
The proportion of QCA-FFR or IVUS discordance was approximately one third for intermediate coronary lesions. FFR- or IVUS-guided strategies for these lesions were comparable with respect to POCO at 24 months.
7.Discordance Between Angiographic Assessment and Fractional Flow Reserve or Intravascular Ultrasound in Intermediate Coronary Lesions: A Post-hoc Analysis of the FLAVOUR Trial
Jung-Hee LEE ; Sung Gyun AHN ; Ho Sung JEON ; Jun-Won LEE ; Young Jin YOUN ; Jinlong ZHANG ; Xinyang HU ; Jian’an WANG ; Joo Myung LEE ; Joo-Yong HAHN ; Chang-Wook NAM ; Joon-Hyung DOH ; Bong-Ki LEE ; Weon KIM ; Jinyu HUANG ; Fan JIANG ; Hao ZHOU ; Peng CHEN ; Lijiang TANG ; Wenbing JIANG ; Xiaomin CHEN ; Wenming HE ; Myeong-Ho YOON ; Seung-Jea TAHK ; Ung KIM ; You-Jeong KI ; Eun-Seok SHIN ; Doyeon HWANG ; Jeehoon KANG ; Hyo-Soo KIM ; Bon-Kwon KOO
Korean Circulation Journal 2024;54(8):485-496
Background and Objectives:
Angiographic assessment of coronary stenosis severity using quantitative coronary angiography (QCA) is often inconsistent with that based on fractional flow reserve (FFR) or intravascular ultrasound (IVUS). We investigated the incidence of discrepancies between QCA and FFR or IVUS, and the outcomes of FFR- and IVUS-guided strategies in discordant coronary lesions.
Methods:
This study was a post-hoc analysis of the FLAVOUR study. We used a QCA-derived diameter stenosis (DS) of 60% or greater, the highest tertile, to classify coronary lesions as concordant or discordant with FFR or IVUS criteria for percutaneous coronary intervention (PCI). The patient-oriented composite outcome (POCO) was defined as a composite of death, myocardial infarction, or revascularization at 24 months.
Results:
The discordance rate between QCA and FFR or IVUS was 30.2% (n=551). The QCAFFR discordance rate was numerically lower than the QCA-IVUS discordance rate (28.2% vs. 32.4%, p=0.050). In 200 patients with ≥60% DS, PCI was deferred according to negative FFR (n=141) and negative IVUS (n=59) (15.3% vs. 6.5%, p<0.001). The POCO incidence was comparable between the FFR- and IVUS-guided deferral strategies (5.9% vs. 3.4%, p=0.479).Conversely, 351 patients with DS <60% underwent PCI according to positive FFR (n=118) and positive IVUS (n=233) (12.8% vs. 25.9%, p<0.001). FFR- and IVUS-guided PCI did not differ in the incidence of POCO (9.5% vs. 6.5%, p=0.294).
Conclusions
The proportion of QCA-FFR or IVUS discordance was approximately one third for intermediate coronary lesions. FFR- or IVUS-guided strategies for these lesions were comparable with respect to POCO at 24 months.
8.Discordance Between Angiographic Assessment and Fractional Flow Reserve or Intravascular Ultrasound in Intermediate Coronary Lesions: A Post-hoc Analysis of the FLAVOUR Trial
Jung-Hee LEE ; Sung Gyun AHN ; Ho Sung JEON ; Jun-Won LEE ; Young Jin YOUN ; Jinlong ZHANG ; Xinyang HU ; Jian’an WANG ; Joo Myung LEE ; Joo-Yong HAHN ; Chang-Wook NAM ; Joon-Hyung DOH ; Bong-Ki LEE ; Weon KIM ; Jinyu HUANG ; Fan JIANG ; Hao ZHOU ; Peng CHEN ; Lijiang TANG ; Wenbing JIANG ; Xiaomin CHEN ; Wenming HE ; Myeong-Ho YOON ; Seung-Jea TAHK ; Ung KIM ; You-Jeong KI ; Eun-Seok SHIN ; Doyeon HWANG ; Jeehoon KANG ; Hyo-Soo KIM ; Bon-Kwon KOO
Korean Circulation Journal 2024;54(8):485-496
Background and Objectives:
Angiographic assessment of coronary stenosis severity using quantitative coronary angiography (QCA) is often inconsistent with that based on fractional flow reserve (FFR) or intravascular ultrasound (IVUS). We investigated the incidence of discrepancies between QCA and FFR or IVUS, and the outcomes of FFR- and IVUS-guided strategies in discordant coronary lesions.
Methods:
This study was a post-hoc analysis of the FLAVOUR study. We used a QCA-derived diameter stenosis (DS) of 60% or greater, the highest tertile, to classify coronary lesions as concordant or discordant with FFR or IVUS criteria for percutaneous coronary intervention (PCI). The patient-oriented composite outcome (POCO) was defined as a composite of death, myocardial infarction, or revascularization at 24 months.
Results:
The discordance rate between QCA and FFR or IVUS was 30.2% (n=551). The QCAFFR discordance rate was numerically lower than the QCA-IVUS discordance rate (28.2% vs. 32.4%, p=0.050). In 200 patients with ≥60% DS, PCI was deferred according to negative FFR (n=141) and negative IVUS (n=59) (15.3% vs. 6.5%, p<0.001). The POCO incidence was comparable between the FFR- and IVUS-guided deferral strategies (5.9% vs. 3.4%, p=0.479).Conversely, 351 patients with DS <60% underwent PCI according to positive FFR (n=118) and positive IVUS (n=233) (12.8% vs. 25.9%, p<0.001). FFR- and IVUS-guided PCI did not differ in the incidence of POCO (9.5% vs. 6.5%, p=0.294).
Conclusions
The proportion of QCA-FFR or IVUS discordance was approximately one third for intermediate coronary lesions. FFR- or IVUS-guided strategies for these lesions were comparable with respect to POCO at 24 months.
9.Treatment outcome and long-term stability of orthognathic surgery for facial asymmetry:A systematic review and meta-analysis
Yoon-Ji KIM ; Moon-Young KIM ; Nayansi JHA ; Min-Ho JUNG ; Yong-Dae KWON ; Ho Gyun SHIN ; Min Jung KO ; Sang Ho JUN
The Korean Journal of Orthodontics 2024;54(2):89-107
Objective:
This systematic review aimed to provide a comparative analysis of the treatment outcomes, including hard and soft tissues, postoperative stability, temporomandibular disorders (TMD), and quality of life (QoL), in patients with facial asymmetry who underwent orthognathic surgery.
Methods:
The primary objective was to address the question, “How do different factors related to surgery affect the outcomes and stability of orthognathic surgery in the correction of facial asymmetry?” A meta-analysis was conducted on the outcome parameters, such as skeletal, dental, and soft tissue symmetry, TMD, QoL, and relapse, using the Hartung–Knapp–Sidik–Jonkman method for randomeffects models. Subgroup analyses were conducted considering surgery-related factors such as surgical techniques (one-jaw vs. two-jaw), use of the surgery-first approach, utilization of computer simulation, and analytical methods employed to evaluate asymmetry (2D vs. 3D).
Results:
Forty-nine articles met the inclusion criteria. The metaanalysis demonstrated a significant improvement in the symmetry of hard and soft tissues. The subgroup analysis indicated that the treatment outcomes showed significant improvement, regardless of the factors related to surgery. Changes in TMD signs and symptoms varied according to the surgical technique used. Quality of life improved in the facial, oral, and social domains. Skeletal relapse was observed during the follow-up.
Conclusions
Our findings support the positive outcomes of orthognathic surgery in the treatment of facial asymmetry in terms of skeletal and soft tissue improvements, stability, relief of TMD symptoms, and enhancement of QoL. However, most of the included studies showed a low certainty of evidence and high heterogeneity.
10.Long-term cardiovascular events in hypertensive patients: full report of the Korean Hypertension Cohort
Jin Young LEE ; Jean Kyung BAK ; Mina KIM ; Ho-Gyun SHIN ; Kyun-Ik PARK ; Seung-Pyo LEE ; Hee-Sun LEE ; Ju-Yeun LEE ; Kwang-il KIM ; Si-Hyuck KANG ; Jang Hoon LEE ; Se Yong JANG ; Ju-Hee LEE ; Kye Hun KIM ; Jae Yeong CHO ; Jae-Hyeong PARK ; Sue K. PARK ; Hae-Young LEE
The Korean Journal of Internal Medicine 2023;38(1):56-67
Background/Aims:
This study evaluated the long-term cardiovascular complications among Korean patients with hypertension and compared them with that of controls without hypertension.
Methods:
The Korean Hypertension Cohort (KHC) enrolled 11,043 patients with hypertension and followed them for more than 10 years. Age- and sex-matched controls without hypertension were enrolled at a 1:10 ratio. We compared the incidence of cardiovascular events and death among patients and controls without hypertension.
Results:
The mean age was 59 years, and 34.8% and 16.5% of the patients belonged to the high and moderate cardiovascular risk groups, respectively. During the 10-year follow-up, 1,591 cardiovascular events (14.4%) with 588 deaths (5.3%) occurred among patients with hypertension and 7,635 cardiovascular events (6.9%) with 4,826 deaths (4.4%) occurred among controls. Even the low-risk population with hypertension showed a higher cardiovascular event rate than the population without hypertension. Although blood pressure measurements in the clinic showed remarkable inaccuracy compared with those measured in the national health examinations, systolic blood pressure (SBP) ≥ 150 mmHg was significantly associated with a higher risk of cardiovascular events.
Conclusions
This long-term follow-up study confirmed the cardiovascular event rates among Korean hypertensive patients were substantial, reaching 15% in 10 years. SBP levels ≥ 150 mmHg were highly associated with occurrence of cardiovascular event rates.

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