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An unusual cause of myocardial infarction in an elderly man

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Journal of Geriatric cardiology 2024年第8期21卷 826-827页

作者： Shing Ching Chiu Sun Yue division of cardiology Department of Medicine and GeriatricsUnited Christian HospitalHong KongChina

Cardiac involvement in eosinophilic granulomatosis with polyangiitis (EPGA) is increasingly recognized,but it is unusual to be the initial *** report a case of vasculitic myocardial infarction (MI) and cardiogenic shock in an elderly man caused by EPGA.A 73-year-old man presented with acute chest pain radiating to back for two *** has a history of asthma and allergic rhinitis for more than ten years well controlled by inhaled *** electrocardiogram showed sinus rhythm,right bundle-branch block and anterolateral ST-segment *** had elevated troponin T of 548 ng/L (reference:<14 ng/L),creatine kinase of 454 IU/L (reference:39–308 IU/L)。

关键词： infarction involvement elevated

Challenging situation of coronary artery anomaly associated with ischemia and/or risk of sudden death

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World Journal of cardiology 2024年第4期16卷 173-176页

作者： Shigenori Ito division of cardiology Sankuro HospitalToyota 471-0035Japan

Coronary artery anomaly is known as one of the causes of angina pectoris and sudden death and is an important clinical entity that cannot be *** incidence of coronary artery anomalies is as low as 1%-2%of the general population,even when the various types are *** anomalies are practically challenging when the left and right coronary ostium are not found around their normal positions during coronary angiography with a *** there is atherosclerotic stenosis of the coronary artery with an anomaly and percutaneous coronary intervention(PCI)is required,the suitability of the guiding catheter at the entrance and the adequate back up force of the guiding catheter are *** level of PCI risk itself should also be considered on a caseby-case *** this case,emission computed tomography in the R-1 subtype single coronary artery proved that ischemia occurred in an area where the coronary artery was not visible to the naked *** follow-up would be crucial,because sudden death may occur in single coronary *** prevent atherosclerosis with full efforts is also important,as the authors indicated admirably.

关键词： Coronary artery anomaly Single coronary artery Ischemia Sudden death Percutaneous coronary intervention Coronary vessel anomalies Myocardial ischemia Sudden cardiac death

Sleep quality and characteristics of older adults with acute cardiovascular disease

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Journal of Geriatric cardiology 2024年第3期21卷 369-373页

作者： Haroon Munir Michael Goldfarb Faculty of Medicine and Health Sciences McGill UniversityMontrealCanada division of cardiology Jewish General HospitalMcGill UniversityMontrealCanada

Sleep plays a vital role in restoring the physical and mental health of people with cardiovascular ***,the hospital setting is not a conducive environment for *** interruptions by members of the care team,including vital sign checks,medication delivery,and blood draws for laboratory investigations,are routinely done in many *** interruptions by staff and noise by other patients have been cited as barriers to restorative sleep in the hospital.

关键词： Sleep routine characteristics

Role of intravascular ultrasound and optical coherence tomography in intracoronary imaging for coronary artery disease:a systematic review

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Journal of Geriatric cardiology 2024年第1期21卷 104-129页

作者： Maruf Sarwar Stephen Adedokun Mahesh Anantha Narayanan Department of Cardiovascular Sciences White River HealthBatesvilleARUSA division of cardiology University of Tennessee at MemphisTNUSA University of Arkansas Medical Sciences Little RockARUSA

Coronary angiography has long been the standard for coronary imaging,but it has limitations in assessing vessel wall anatomy and guiding percutaneous coronary intervention(PCI).Intracoronary imaging techniques like intravascular ultrasound(IVUS)and optical coherence tomography(OCT)can overcome these *** uses ultrasound and OCT uses near-infrared light to visualize coronary pathology in unique ways due to differences in temporal and spatial *** techniques have evolved to offer clinical utility in plaque characterization and vessel assessment during ***-analyses and adjusted observational studies suggest that both IVUS and OCT-guided PCI correlate with reduced cardiovascular risks compared to angiographic guidance *** IVUS demonstrates consistent clinical outcome benefits,OCT evidence is less *** has progressed from early motion detection to high-resolution systems,with smaller compatible *** utilizes near infrared light to achieve unparalleled resolutions,but requires temporary blood clearance for optimal *** visualization and guidance make IVUS and OCT well-suited for higher risk PCI in patients with diabetes and chronic kidney disease by allowing detailed visualization of complex lesions and ensuring optimal stent deployment and positioning in PCI for patients with type 2 diabetes and chronic kidney disease,improving *** and recent advancements in zero-and low-contrast OCT techniques can reduce nephrotoxic contrast exposure,thus helping to minimize PCI complications in these high-risk patient *** and OCT provide valuable insights into coronary pathophysiology and guide interventions precisely compared to angiography *** have comparable clinical outcomes,emphasizing the need for tailored imaging choices based on clinical *** refinement and integration of intravascular imaging will likely play a pivotal role in optimizing coronary interventions and outcomes.

关键词： coronary anatomy limitations

Echocardiographic predictors and associated outcomes of multiple vegetations in infective endocarditis:A pilot study

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World Journal of cardiology 2024年第6期16卷 318-328页

作者： Ajay Kumar Mishra Kannu Bansal Ibragim Al-Seykal Pradnya B Bhattad Anu Anna George Anil Jha Nitish Sharma Jennifer Sargent Mark J Kranis division of cardiology Saint Vincent HospitalWorcesterMA 01608United States Department of Internal Medicine Saint Vincent HospitalWorcesterMA 01608United States Department of Medicine Division of CardiologySaint Vincent HospitalWorcesterMA 01608United States division of Cardiovascular Medicine Saint Vincent HospitalWorcesterMA 01608United States

BACKGROUND Infective endocarditis(IE)is a life-threatening infection with an annual mortality of 40%.Embolic events reported in up to 80%of *** of>10 mm size are associated with increased embolic events and poor *** is a paucity of literature on the association of multiple vegetations with *** To study the echocardiographic(ECHO)features and outcomes associated with the presence of multiple *** In this retrospective,single-center,cohort study patients diagnosed with IE were recruited from June 2017 to June 2019.A total of 84 patients were diagnosed to have IE,of whom 67 with vegetation were *** demographic,clinical,laboratory,and ECHO parameters were *** that were studied included recurrent admission,embolic phenomenon,and *** Twenty-three(34%)patients were noted to have multiple vegetations,13(56.5%)were male and 10(43.5%)were *** mean age of these patients was ***(35%)had a prior episode of *** features of moderate to severe valvular regurgitation[odds ratio(OR)=4],presence of pacemaker lead(OR=4.8),impaired left ventricle(LV)relaxation(OR=4),and elevated pulmonary artery systolic pressure(PASP)(OR=2.2)are associated with higher odds of multiple *** these moderate to severe valvular regurgitation(P=0.028),pacemaker lead(P=0.039)and impaired relaxation(P=0.028)were statistically *** patients were noted to have an increased association of recurrent admissions(OR=3.6),recurrent bacteremia(OR=2.4),embolic phenomenon(OR=2.5),intensive care unit stay(OR=2.8),hypotension(OR=2.1),surgical intervention(OR=2.8)and device removal(OR=4.8).Of this device removal(P=0.039)and recurrent admissions(P=0.017)were statistically *** This study highlights the associations of ECHO predictors and outcomes in patients with IE having multiple *** features of moderate to severe regurgitation,presence of pacemaker lead,impai

关键词： Endocarditis Echocardiography Vegetations Predictors Outcome

Stubborn Hypoxia in Neonates with D-Transposition of the Great Arteries after Arterial Switch Operation: Central Sleep Apnea as the Cause and Potential Indicator of Brain Immaturity

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Congenital Heart Disease 2024年第2期19卷 185-195页

作者： Camden L.Hebson Kyle Bliton Amr Y.Hammouda Kaitlyn Barr W.Hampton Gray Mohini Gunnett Waldemar F.Carlo Department of Pediatrics Division of Pediatric CardiologyUniversity of Alabama BirminghamBirmingham35233USA Department of Pediatrics Division of Pediatric PulmonologyUniversity of Alabama BirminghamBirmingham35233USA Department of Pediatrics University of Alabama BirminghamBirmingham35233USA Department of Surgery Division of Cardiothoracic SurgeryUniversity of Alabama BirminghamBirmingham35233USA

D-transposition of the great arteries(d-TGA)is surgically repaired with the arterial switch operation(ASO)with excellent results,however short and long-term morbidities still develop including neurocognitive *** significant central sleep apnea is uncommon in non-premature infants,but when present indicates immature autonomic control of respiration likely due to a neurologic *** report the unanticipatedfinding of central sleep apnea in four-term neonates with d-TGA after uncomplicated ASO,with the short-term complication of delayed hospital discharge and long-term concerns regarding this early marker of brain immaturity and its hindrance to normal *** this report,we will review each patient’s clinical course and then examine the literature on pediatric central sleep apnea,neurodevelopmental outcomes after ASO,and the important overlap of these entities in the care of patients going forward.

关键词： Transposition congenital heart disease sleep apnea polysomnography

Rates, predictors, and causes of readmission after transcatheter aortic valve replacement in patients with chronic kidney disease

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World Journal of cardiology 2024年第7期16卷 402-411页

作者： Taha Teaima Gianfranco Bittar Carlini Rohan A Gajjar Imran Aziz Sami J Shoura Abdul-Rahim Shilbayeh Naim Battikh Tareq Alyousef division of cardiology Department of MedicineJohn H.StrogerJr.Hospital of Cook CountyChicagoIL 60612United States

BACKGROUND Transcatheter aortic valve replacement(TAVR)is a revolutionary procedure for severe aortic *** coexistence of chronic kidney disease(CKD)and TAVR introduces a challenge that significantly impacts patient *** To define readmission rates,predictors,and causes after TAVR procedure in CKD stage 1-4 *** We used the national readmission database 2018 and 2020 to look into readmission rates,causes and predictors after TAVR procedure in patients with CKD stage *** Out of 24758 who underwent TAVR and had CKD,7892(32.4%)patients were readmitted within 90 days,and had higher adjusted odds of being females(adjusted odds ratio:1.17,95%CI:1.02-1.31,P=0.02)with longer length of hospital stay>6 days,and more comorbidities including but not limited to diabetes mellitus,anemia,and congestive heart failure(CHF).CONCLUSION Most common causes of readmission included CHF(18.0%),sepsis,and complete atrioventricular *** readmission predictors with very close followup is warranted to prevent such high rate of readmission.

关键词： Chronic kidney disease Transcatheter aortic valve replacement Readmission Predictors Rates

lncRNA ZNF593-AS inhibits cardiac hypertrophy and myocardial remodeling by upregulating Mfn2 expression

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Frontiers of Medicine 2024年第3期18卷 484-498页

作者： Xiang Nie Jiahui Fan Yanwen Wang Rong Xie Chen Chen Huaping Li Dao Wen Wang division of cardiology Department of Internal MedicineTongji HospitalTongji Medical CollegeHuazhong University of Science and TechnologyWuhan430030China Hubei Key Laboratory of Genetics and Molecular Mechanisms of Cardiological Disorders Wuhan430030China

lncRNA ZNF593 antisense(ZNF593-AS)transcripts have been implicated in heart failure through the regulation of myocardial *** decreased transcriptional activity of ZNF593-AS has also been detected in cardiac ***,the function of ZNF593-AS in cardiac hypertrophy remains ***,we report that the expression of ZNF593-AS reduced in a mouse model of left ventricular hypertrophy and cardiomyocytes in response to treatment with the hypertrophic agonist phenylephrine(PE).In vivo,ZNF593-AS aggravated pressure overload–induced cardiac hypertrophy in knockout *** contrast,cardiomyocyte-specific transgenic mice(ZNF593-AS MHC-Tg)exhibited attenuated TAC-induced cardiac *** vitro,vector-based overexpression using murine or human ZNF593-AS alleviated PE-induced myocyte hypertrophy,whereas GapmeR-induced inhibition aggravated hypertrophic *** using RNA-seq and gene set enrichment analyses,we identified a link between ZNF593-AS and oxidative phosphorylation and found that mitofusin 2(Mfn2)is a direct target of ***593-AS exerts an antihypertrophic effect by upregulating Mfn2 expression and improving mitochondrial ***,it represents a promising therapeutic target for combating pathological cardiac remodeling.

关键词： lncRNA ZNF593-AS cardiac hypertrophy Mfn2 oxidative phosphorylation

Gut microbiota-dependent phenylacetylglutamine in cardiovascular disease:current knowledge and new insights

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Frontiers of Medicine 2024年第1期18卷 31-45页

作者： Yaonan Song Haoran Wei Zhitong Zhou Huiqing Wang Weijian Hang Junfang Wu Dao Wen Wang division of cardiology Department of Internal MedicineTongji HospitalTongji Medical CollegeHuazhong University of Science and TechnologyWuhan430030China Hubei Key Laboratory of Genetics and Molecular Mechanisms of Cardiological Disorders Wuhan430030China

Phenylacetylglutamine(PAGln)is an amino acid derivate that comes from the amino acid *** are increasing studies showing that the level of PAGln is associated with the risk of different cardiovascular *** this review,we discussed the metabolic pathway of PAGln production and the quantitative measurement methods of *** summarized the epidemiological evidence to show the role of PAGln in diagnostic and prognostic value in several cardiovascular diseases,such as heart failure,coronary heart disease/atherosclerosis,and cardiac *** underlying mechanism of PAGln is now considered to be related to the thrombotic potential of platelets via adrenergic ***,other possible mechanisms such as inflammatory response and oxidative stress could also be induced by ***,since PAGln is produced across different organs including the intestine,liver,and kidney,the cross-talk among multiple organs focused on the function of this uremic toxic ***,the prognostic value of PAGln compared to the classical biomarker was discussed and we also highlighted important gaps in knowledge and areas requiring future investigation of PAGln in cardiovascular diseases.

关键词： PAGln cardiovascular disease gut microbiota uremic metabolite biomarker