Chang‐Wook Nam
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View article: (250) Missing Pieces: Mapping the AZF Landscape in Male Infertility
(250) Missing Pieces: Mapping the AZF Landscape in Male Infertility Open
Introduction While microdeletions in the azoospermia factor (AZF) regions of the Y chromosome are a well-recognized cause of genetic male infertility, reproductive outcomes and broader health profiles among affected men remain poorly chara…
View article: (335) The Gamut of Gamete Retrieval Methods: Male Fertility Preservation Practices Among Reproductive Urologists
(335) The Gamut of Gamete Retrieval Methods: Male Fertility Preservation Practices Among Reproductive Urologists Open
Introduction There is wide variation in male fertility preservation practices. While physician preference accounts for some of this diversity, practice patterns often reflect multiple extrinsic factors including patient demographics, equip…
View article: (173) Reproductive Urologist Alignment Versus Divergence on Society Guidelines for Management of Chronic Scrotal Content Pain
(173) Reproductive Urologist Alignment Versus Divergence on Society Guidelines for Management of Chronic Scrotal Content Pain Open
Introduction Chronic scrotal content pain (CSCP), defined as three or more months of scrotal pain interfering with daily life, affects approximately 100,000 men annually in the United States. Historically, the absence of standardized guide…
View article: Diagnostic Performance of Angiography-Derived FFR According to the Analysis Factors
Diagnostic Performance of Angiography-Derived FFR According to the Analysis Factors Open
ClinicalTrials.gov Identifier: NCT06305572.
View article: Clinical Relevance of Fractional Flow Reserve‐Guided Percutaneous Coronary Intervention According to Left Ventricular Ejection Fraction in Patients With Acute Myocardial Infarction and Multivessel Disease
Clinical Relevance of Fractional Flow Reserve‐Guided Percutaneous Coronary Intervention According to Left Ventricular Ejection Fraction in Patients With Acute Myocardial Infarction and Multivessel Disease Open
Background Fractional flow reserve (FFR)‐guided or angiography‐guided complete revascularization has not been evaluated in patients with acute myocardial infarction (AMI) with multivessel disease and reduced left ventricular ejection fract…
View article: Impact of Diabetes on Long‐Term Outcomes of Percutaneous Coronary Intervention for Coronary Bifurcation Lesions
Impact of Diabetes on Long‐Term Outcomes of Percutaneous Coronary Intervention for Coronary Bifurcation Lesions Open
Background Diabetes mellitus (DM) is a well‐known risk factor for cardiovascular diseases, including coronary artery diseases (CAD). Complex percutaneous coronary intervention (PCI) such as PCI for bifurcation lesions often yields poor out…
View article: Differential Prognosis of True Bifurcation Lesions According to Left Main Versus Non–Left Main Location and Treatment Strategy
Differential Prognosis of True Bifurcation Lesions According to Left Main Versus Non–Left Main Location and Treatment Strategy Open
Background Although true bifurcation lesions are associated with a high risk of procedural complications, the differential prognostic implications of percutaneous coronary intervention for true bifurcations according to lesion location are…
View article: Prognostic Value of Postpercutaneous Coronary Intervention Murray-Law-Based Quantitative Flow Ratio
Prognostic Value of Postpercutaneous Coronary Intervention Murray-Law-Based Quantitative Flow Ratio Open
In patients with intermediate lesions who underwent PCI with contemporary imaging or physiology guidance, lower post-PCI μQFR values predict subsequent adverse events. (Fractional FLow Reserve And IVUS for Clinical OUtcomes in Patients Wit…
View article: Comparison of Thick Biolimus A9-Eluting Stent and Thin Zotarolimus-Eluting Stent in Multi-Vessel Percutaneous Coronary Intervention
Comparison of Thick Biolimus A9-Eluting Stent and Thin Zotarolimus-Eluting Stent in Multi-Vessel Percutaneous Coronary Intervention Open
ClinicalTrials.gov Identifier: NCT01947439.
View article: Non-culprit Lesion Location and FFR-guided Revascularization in Acute Myocardial Infarction With Multivessel Disease: FRAME-AMI Substudy
Non-culprit Lesion Location and FFR-guided Revascularization in Acute Myocardial Infarction With Multivessel Disease: FRAME-AMI Substudy Open
The NCL location did not affect the favorable outcomes of FFR-guided PCI over angiography-guided PCI in patients with AMI and MVD.
View article: Staged versus immediate complete revascularization for non-culprit arteries in acute myocardial infarction: a post-hoc analysis of FRAME-AMI
Staged versus immediate complete revascularization for non-culprit arteries in acute myocardial infarction: a post-hoc analysis of FRAME-AMI Open
Background and objectives The optimal timing for complete revascularization (CR) in patients with acute myocardial infarction (AMI) and multivessel disease (MVD) remain uncertain. Methods This post-hoc analysis of the FRAME-AMI trial inclu…
View article: Cost-effectiveness of Fractional Flow Reserve Versus Intravascular Ultrasound to Guide Percutaneous Coronary Intervention: Results From the FLAVOUR Study
Cost-effectiveness of Fractional Flow Reserve Versus Intravascular Ultrasound to Guide Percutaneous Coronary Intervention: Results From the FLAVOUR Study Open
ClinicalTrials.gov Identifier: NCT02673424.
View article: Coronary Revascularization Guided With Fractional Flow Reserve or Instantaneous Wave-Free Ratio
Coronary Revascularization Guided With Fractional Flow Reserve or Instantaneous Wave-Free Ratio Open
Importance The differences between the use of fractional flow reserve (FFR) or instantaneous wave-free ratio (iFR) in the long term are unknown. Objective To compare long-term outcomes of iFR- and FFR-based strategies to guide revasculariz…
View article: Sex Differences in Procedural Characteristics and Clinical Outcomes Among Patients Undergoing Bifurcation PCI
Sex Differences in Procedural Characteristics and Clinical Outcomes Among Patients Undergoing Bifurcation PCI Open
ClinicalTrials.gov Identifier: NCT03068494.
View article: Widespread Use of Imaging-Guided PCI in Asia
Widespread Use of Imaging-Guided PCI in Asia Open
In recent years, a wealth of clinical data has emerged regarding intravascular imaging involving either intravascular ultrasound or optical coherence tomography. This surge in data has propelled the adoption of intravascular imaging-guided…
View article: (076) THE MOBYUS CONSORTIUM: DEMOCRATIC, DECENTRALIZED, DYNAMIC MALE INFERTILITY RESEARCH
(076) THE MOBYUS CONSORTIUM: DEMOCRATIC, DECENTRALIZED, DYNAMIC MALE INFERTILITY RESEARCH Open
Introduction Despite a prevalence of nearly 1 in 10 men, male infertility remains incompletely understood and half of all diagnoses remain idiopathic despite extensive diagnostic workup. Even at large institutions, the rarity of many subpo…
View article: Discontinuation of β-blocker therapy in stabilised patients after acute myocardial infarction (SMART-DECISION): rationale and design of the randomised controlled trial
Discontinuation of β-blocker therapy in stabilised patients after acute myocardial infarction (SMART-DECISION): rationale and design of the randomised controlled trial Open
Introduction There is a lack of evidence to support the effectiveness of prolonged β-blocker therapy after stabilisation of patients with acute myocardial infarction (AMI) without heart failure (HF) or left ventricular systolic dysfunction…
View article: Intravascular Imaging and Angiography Guidance in Complex Percutaneous Coronary Intervention Among Patients With Diabetes
Intravascular Imaging and Angiography Guidance in Complex Percutaneous Coronary Intervention Among Patients With Diabetes Open
Importance Data are limited regarding the effects of intravascular imaging guidance during complex percutaneous coronary intervention (PCI) in patients with diabetes. Objective To compare the clinical outcomes of intravascular imaging–guid…
View article: Angiographic Findings and Post–Percutaneous Coronary Intervention Fractional Flow Reserve
Angiographic Findings and Post–Percutaneous Coronary Intervention Fractional Flow Reserve Open
Importance The associations between angiographic findings and post–percutaneous coronary intervention (PCI) fractional flow reserve (FFR) and their clinical relevance according to residual functional disease burden have not been thoroughly…
View article: Impact of hyperaemic stenosis resistance on long-term outcomes of stable angina in the ILIAS Registry
Impact of hyperaemic stenosis resistance on long-term outcomes of stable angina in the ILIAS Registry Open
The present study affirms the theoretical advantages of the HSR index for the detection of ischaemia-Âinducing coronary lesions in a large CCS population. (Inclusive Invasive Physiological Assessment in Angina Syndromes Registry [ILIAS Reg…
View article: Development and Validation of a Quantitative Coronary CT Angiography Model for Diagnosis of Vessel-Specific Coronary Ischemia
Development and Validation of a Quantitative Coronary CT Angiography Model for Diagnosis of Vessel-Specific Coronary Ischemia Open
This newly developed coronary CTA-based ischemia model using coronary atherosclerosis and vascular morphology characteristics accurately diagnoses coronary ischemia by invasive FFR and provides robust prognostic utility for MACE beyond pre…
View article: Impact of sex on the assessment of the microvascular resistance reserve
Impact of sex on the assessment of the microvascular resistance reserve Open
The MRR seems to be equally applicable in both women and men with stable coronary artery disease.
View article: Cost-Effectiveness of Fractional Flow Reserve–Guided Treatment for Acute Myocardial Infarction and Multivessel Disease
Cost-Effectiveness of Fractional Flow Reserve–Guided Treatment for Acute Myocardial Infarction and Multivessel Disease Open
Importance Complete revascularization by non–infarct-related artery (IRA) percutaneous coronary intervention (PCI) in patients with acute myocardial infarction is standard practice to improve patient prognosis. However, it is unclear wheth…
View article: Physiology- or Imaging-Guided Strategies for Intermediate Coronary Stenosis
Physiology- or Imaging-Guided Strategies for Intermediate Coronary Stenosis Open
Importance Treatment strategies for intermediate coronary lesions guided by fractional flow reserve (FFR) and intravascular ultrasonography (IVUS) have shown comparable outcomes. Identifying low-risk deferred vessels to ensure the safe def…