Publications by authors named "Robert Naami"

Article Synopsis
  • * The review highlights the importance of understanding the unique cardiovascular risk profile in CKD patients, which includes factors like hypertension, albuminuria, and vascular calcification.
  • * It discusses the potential benefits of various pharmacological treatments for CVD prevention, but emphasizes the need for more specific guidelines and further research to improve care for this high-risk group.
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Article Synopsis
  • A study compared outcomes of valve-in-valve transcatheter aortic valve replacement (ViV-TAVR) using new-generation valves and re-operative surgical aortic valve replacement (Redo-SAVR) from 2015 to 2021 at Cedars-Sinai Medical Center.
  • The analysis showed no significant difference in all-cause mortality between the two groups at 30 days and 2 years after the procedures.
  • However, ViV-TAVR had lower in-hospital complication rates compared to Redo-SAVR (11.7% vs 28.6%).
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Background: Inflammatory bowel disease (IBD) is associated with higher incidence of atherosclerotic cardiovascular disease (ASCVD). Data investigating the role of coronary artery calcium (CAC) scoring in identifying subclinical atherosclerotic disease in IBD patients is scarce.

Methods: Using data obtained from the CLARIFY registry, a prospective study of no-charge coronary artery calcium (CAC) testing at University Hospitals, we reviewed patients with ulcerative colitis (UC) or Crohn's disease (CD) who underwent CAC scoring from 2014 to 2020.

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Objective: Design a predictive risk model for minimizing iliofemoral vascular complications (IVC) in a contemporary era of transfemoral-transcatheter aortic valve replacement (TF-TAVR).

Background: IVC remains a common complication of TF-TAVR despite the technological improvement in the new-generation transcatheter systems (NGTS) and enclosed poor outcomes and quality of life. Currently, there is no accepted tool to assess the IVC risk for calcified and tortuous vessels.

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Background: There is growing evidence of the safety of same-day discharge for low-risk conscious sedated TAVR patients. However, the evidence supporting the safety of early discharge following GA-TAVR with routine transesophageal echocardiography (TEE) is limited.

Aims: To assess the safety of early discharge following transcatheter aortic valve replacement (TAVR) using General Anesthesia (GA-TAVR) and identify predictors for patient selection.

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Objective: To assess the incidence of new adverse coronary events (NACE) following transcatheter aortic valve replacement (TAVR) and valve-in-valve TAVR (ViV-TAVR).

Background: ViV-TAVR is an accepted treatment for degenerative prostheses among patients with high surgical-risk. TAVR studies have suggested an increased risk of coronary artery obstruction and flow stasis causing thrombus formation.

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Recent data indicate that left atrial (LA) function assessment by cardiac computed tomography (CT) is closely related to diastolic dysfunction (DD). Therefore, we aimed to perform a direct comparison between CT and echocardiography for diagnosis of advanced DD and prediction of future heart failure or cardiovascular death. We identified 340 patients who had both spiral cardiac CT and a proximate echocardiogram.

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Background: Cardiac Rehabilitation is an essential following major adverse cardiovascular events however there is no current data correlating rehab performance to long term outcomes.

Hypothesis: Patient exercise performance during cardiac rehabilitation reliably predicts future cardiovascular events.

Methods: We conducted a single-center study of 486 consecutive patients who participated in a CR program between January 2018 and August 2021.

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Background: Studies analyze the degree to which gender-based differences are affected by age and comorbidities show mixed results.

Methods: Using a retrospective cohort study, we analyzed 327 consecutive patients who presented to the emergency department (ED) due to Atrial Fibrillation (AF) from 2014 to 2017 with follow-up at one year.

Results: Females with AF were older (p < 0.

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Background: During the COVID-19 outbreak, numerous reports indicated a higher mortality rate among cardiovascular patients. We investigated how this trend applied to patients admitted to the cardiac intensive care unit (CICU).

Methods: We retrospectively compared CICU patients admitted during the initial peak of the COVID outbreak between February and May 2020 (Covid Era, CE group) to a control group in pre-pandemic time in 2019.

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Background: Coronavirus disease 2019 (COVID-19) has significantly the delivery of healthcare all around the world. In part, an abnormal and unexplained high non-COVID-related cardiovascular mortality rate was reported during the outbreak. We assess the correlation between anxiety level and decision to seek medical care (DSMC) during the COVID-19 pandemic.

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Bicuspid aortic insufficiency (BAI) patients with root aneurysm often require aortic valve and root replacement in a composite procedure. The valve-sparing root replacement (VSARR) procedure is aimed at preserving the native valve when possible. This case highlights a successful transcatheter aortic valve replacement procedure in a BAI patient previously treated with VSARR.

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Background Multiple contrast media exposures are common, but their cumulative effect on renal function is unknown. We aimed to investigate the renal consequences of repeated exposures to contrast media with coronary interventions. Methods and Results We studied 2942 patients who underwent between 1 and 9 procedures.

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Objectives: We sought to evaluate cardiac CT angiography (CCTA)-based assessment of left atrial (LA) function as a predictor of hospitalizations for heart failure (HF) and cardiovascular (CV) mortality.

Methods: LA function was evaluated using automatic derivation of LA volumes to calculate LA total emptying fraction (LATEF) in 788 consecutive patients with normal sinus rhythm who had undergone spiral CT scans. The relationship between LATEF evaluated by CCTA and the composite endpoint of admission for HF or CV mortality was analyzed using Cox models.

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Background: Morphine has been a pivotal therapy in acute heart failure (AHF) for more than a century. The evidence for morphine therapy in AHF remains controversial. This study sought to assess the therapeutic effect of morphine on patients with AHF.

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Background: The key pathophysiology of human acquired heart failure is impaired calcium transient, which is initiated at dyads consisting of ryanodine receptors (RyRs) at sarcoplasmic reticulum apposing CaV1.2 channels at t-tubules. Sympathetic tone regulates myocardial calcium transients through β-adrenergic receptor (β-AR)-mediated phosphorylation of dyadic proteins.

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