Publications by authors named "Krittanawong C"

Breast cancer is the most common malignancy among women. While advances in detection and treatment have improved survival, breast cancer survivors face an increased risk of cardiovascular disease. However, limited data exist on cardiac outcomes after ST-elevation myocardial infarction (STEMI) in this population.

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Advances in imaging, pharmacological, and procedural technologies have rapidly expanded the care of pulmonary embolism. Earlier, more accurate identification and quantification has enhanced risk stratification across the spectrum of the disease process, with a number of clinical tools available to prognosticate outcomes and guide treatment. Direct oral anticoagulants have enabled a consistent and more convenient long-term therapeutic option, with a greater shift toward outpatient treatment for a select group of low-risk patients.

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The right heart catheterization (RHC) remains an important diagnostic tool for a spectrum of cardiovascular disease processes including pulmonary hypertension (PH), shock, valvular heart disease, and unexplained dyspnea. While it gained widespread utilization after its introduction, the role of the RHC has evolved to provide valuable information for the management of advanced therapies in heart failure (HF) and cardiogenic shock (CS) to name a few. In this review, we provide a comprehensive overview on the indications, utilization, complications, interpretation, and calculations associated with RHC.

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Purpose Of Review: This review assesses the outcomes of coronary interventions in patients with liver cirrhosis and coronary artery disease (CAD), focusing on the clinical challenges posed by cirrhosis-related hemodynamic and coagulopathic changes. It highlights essential considerations for managing these patients, who have an increased risk of adverse events during coronary procedures.

Recent Findings: Recent studies have shown that patients with liver cirrhosis undergoing PCI experience significantly higher mortality rates compared to non-cirrhotic patients, particularly in the context of STEMI and NSTEMI.

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Background: The role of Intravascular ultrasound (IVUS) and optical coherence tomography (OCT) is still unclear in patients with STEMI undergoing PCI in the current second-generation DES era.

Aims: This study aimed to evaluate the trends and outcomes of IVUS-guided PCI in patients with STEMI.

Methods: We used the National Inpatient Sample (NIS) database from 2016 to 2021.

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Metabolic dysfunction-associated steatotic liver disease (MASLD) has emerged as a public health threat as it affects approximately 38% of the adult population worldwide, with its prevalence rising in step with that of obesity and type 2 diabetes. Beyond the implications of MASLD for liver health, it is also associated with cardiovascular and vascular dysfunction. Although the many shared risk factors and common metabolic milieu might indicate that cardiovascular disease and MASLD are discrete outcomes from common systemic pathogeneses, a growing body of evidence has identified a potential causal relationship between MASLD and coronary artery disease, which is the leading cause of morbidity and mortality in people with MASLD and all-cause mortality worldwide.

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Purpose Of Review: To summarize selected late-breaking science on cardiovascular disease (CVD) prevention presented at the 2024 European Society of Cardiology (ESC) Congress.

Recent Findings: Key studies from the 2024 ESC Congress highlight advances in (CVD) management. Apolipoprotein A-1 infusions reduced risk in acute myocardial infarction patients with high LDL cholesterol.

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Background: Spontaneous coronary artery dissection (SCAD) is a rare and often underdiagnosed cause of acute coronary syndrome (ACS), predominantly affecting younger women without traditional cardiovascular risk factors. The management of SCAD remains a subject of debate, likely secondary to inconclusive evidence. This study aims to compare the clinical outcomes of SCAD patients treated with optimal medical therapy (OMT) versus those who underwent percutaneous coronary intervention (PCI) using a national population-based cohort.

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Pregnancy is a period of substantial changes to the body's normal physiology, and the failure to adapt to these changes can lead to life-threatening pathology, particularly involving the cardiovascular system. In comparison to pre-pregnancy physiology, pregnant women have increased blood volume and physical demands which exert increased stress on the heart. This is important to consider in women with and without previously diagnosed cardiovascular disease, as the physiologic changes during pregnancy and postpartum can lead to sudden decompensation.

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Article Synopsis
  • Spontaneous coronary artery dissection (SCAD) is a condition gaining recognition, especially affecting young, healthy women with acute myocardial infarction (AMI) who often lack traditional risk factors for heart disease.
  • A study analyzed data from the National Inpatient Sample between 2016-2019, finding that of 1.5 million AMI cases in women, over 12,000 were linked to SCAD, revealing similar mortality rates between SCAD and non-SCAD patients.
  • Despite no significant difference in mortality, the incidence of SCAD-related AMI is rising annually, indicating a need for further research on effective treatments for these patients.
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Diabetes has classically been associated with atherosclerotic cardiovascular disease. However, heart failure is now increasingly recognized as a prevalent and often first cardiovascular complication among patients with diabetes. Investigation of this epidemiological relationship has led to recognition of diabetic cardiomyopathy, or structural heart disease that develops in patients with diabetes and may lead to progressive heart failure independently of coronary artery disease or conventional cardiovascular risk factors such as hypertension.

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Functional coronary angiography (FCA) is a novel modality for assessing the physiology of coronary lesions, going beyond anatomical visualization by traditional coronary angiography. FCA incorporates indices like fractional flow reserve (FFR) and instantaneous wave-free ratio (IFR), which utilize pressure measurements across coronary stenoses to evaluate hemodynamic impacts and to guide revascularization strategies. In this review, we present traditional and evolving modalities and uses of FCA.

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Introduction: Stroke is now the 5th leading cause of death in the United States, and carotid artery stenosis is the cause of about 20% to 25% of strokes. We hypothesized that CAS may be an alternative to CEA in both symptomatic and asymptomatic patients with carotid artery stenosis.

Methods: We evaluated the clinical characteristics, adverse events and mortality of patients with carotid artery stenosis comparing CEA vs.

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  • Orthostatic hypotension is when your blood pressure drops a lot when you stand up, making you feel dizzy or weak.
  • It can cause falls and other serious health problems but many people don’t know they have it because they don't always feel symptoms.
  • There are also common misunderstandings about this condition that make it harder to recognize and treat.
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Background: Spontaneous coronary artery dissection (SCAD) is a disease entity that often occurs in young, healthy women and can cause life-threatening ventricular arrhythmias and sudden cardiac arrest. However, the characteristics and outcomes of SCAD with cardiac arrest are not well characterized.

Methods: This study investigated the baseline characteristics of SCAD patients with cardiac arrest using the National Inpatient Sample (NIS) database between 2016 and 2020.

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  • Exercise stress testing (EST) is frequently used to assess chest pain, often aiming for 85% of the age-predicted maximum heart rate (APMHR), calculated with the formula 220 minus age.
  • The reliability of this formula and the 85% target has been questioned, as not reaching this threshold (chronotropic insufficiency) could indicate a higher cardiovascular risk.
  • Alternative metrics like percentage heart rate reserve (%HRR), maximum rate pressure product (MRPP), and maximum metabolic equivalent of tasks (METs) may provide better predictions for cardiovascular health than solely focusing on the 85% APMHR.
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Introduction: Peripheral arterial disease (PAD) is a progressive, systemic atherosclerotic disease that is associated with an increased risk of coronary artery disease (CAD), cerebrovascular disease (CVD), and critical limb ischemia (CLI). CLI represents the most severe stage of PAD, characterized by progressive endothelial dysfunction and arterial narrowing. We hypothesized that the incidence of CLI and PAD would increase over the study period and that the rates of in-hospital mortality and major amputations among patients admitted with CLI would rise correspondingly.

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Coronary artery anomalies encompass a spectrum of congenital abnormalities affecting the origin, course, or termination of the major epicardial coronary arteries. Despite their rarity, coronary artery anomalies represent a significant burden on cardiovascular health due to their potential to disrupt myocardial blood flow and precipitate adverse cardiac events. While historically diagnosed postmortem, the widespread availability of imaging modalities has led to an increased recognition of coronary artery anomalies, particularly in adults.

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  • Clonal hematopoiesis of indeterminate potential (CHIP) is when some blood cells in your body have changes in their genes that might lead to blood cancers.
  • Recently, scientists found that CHIP can also be connected to heart diseases, meaning having CHIP can affect your heart health and vice versa.
  • This review aims to explore what causes CHIP, its risk factors, and how it relates to different heart diseases.
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Introduction: Patients on systemic oral anticoagulation with vitamin K antagonists (VKA) or non-vitamin K oral anticoagulants (NOAC) often require triple therapy following percutaneous coronary intervention, substantially increasing the risk of bleeding. Gastroprotective agents like proton pump inhibitors (PPI) are often employed to mitigate this risk, despite potential competitive inhibition between P2Y12-receptor inhibitors, NOACs, and VKAs. While the interactions and clinical outcomes of PPIs and DAPT have been frequently explored in literature, not many studies have evaluated the same outcomes for triple therapy.

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Drug-coated balloons have emerged as a promising therapeutic option in the treatment of cardiovascular disease. This review article provides an overview of the concept of drug-coated balloons and their clinical applications in both de novo and treated coronary artery disease. A summary of key clinical trials and registry studies evaluating drug-coated balloons is presented for reference.

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Purpose Of Review: To review the most recent clinical trials and data regarding epidemiology, pathophysiology, diagnosis, and treatment of heart failure with preserved ejection fraction with an emphasis on the recent trends in cardiometabolic interventions.

Recent Findings: Heart failure with preserved ejection fraction makes up approximately half of overall heart failure and is associated with significant morbidity, mortality, and overall burden on the healthcare system. It is a complex, heterogenous syndrome and clinical trials, to this point, have not revealed quite as many effective treatment options when compared to heart failure with reduced ejection fraction.

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  • Takotsubo syndrome (TTS) is a heart condition characterized by temporary heart muscle damage, often showing a specific pattern in the left ventricle, and its outcomes in different racial groups are not well understood.
  • Analyzing data from the National Inpatient Sample (2016-2020), the study found that non-Hispanic Black (NHB) and Hispanic patients had worse outcomes, such as higher rates of acute kidney injury compared to non-Hispanic White (NHW) patients.
  • The research highlights significant disparities in TTS outcomes among racial groups, emphasizing that Hispanic patients faced a particularly higher mortality rate during the COVID-19 period, pointing to the need for further investigation into these
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