Publications by authors named "R A Kronmal"

Objectives: The objective of this study was to estimate the incidence, timing, and type of new cancer diagnosis among patients with cryptogenic stroke.

Methods: We used data from the ARCADIA trial, which enrolled patients with cryptogenic stroke and atrial cardiopathy. Participants were prospectively followed, and serious adverse events were assessed every 3 months or sooner if investigators were alerted between visits to an event.

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  • The study focuses on patients with ischemic stroke classified as embolic stroke of undetermined source (ESUS), highlighting the need for personalized treatment options between anticoagulation and antiplatelet therapy for secondary prevention.
  • A meta-analysis of 7 trials with nearly 15,000 patients showed that, overall, anticoagulation did not significantly reduce the risk of recurrent ischemic stroke compared to antiplatelet therapy.
  • However, in patients with a patent foramen ovale (PFO), anticoagulation demonstrated improved outcomes, while results varied for those with left atrial enlargement (LAE) depending on whether cardiac monitoring was allowed after randomization.*
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Objectives: Pulse oximetry screening of newborns detects critical congenital heart disease (CCHD). Rural birth location is known to affect timing and management of when infants with CHD undergo surgery, but its association with CCHD screening is unknown. We assess the relationship between rural location and postnatal CCHD diagnosis and describe lesion-specific modes of diagnosis.

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  • A study investigated the link between urinary metal levels (both nonessential and essential) and the progression of coronary artery calcium (CAC), a marker for cardiovascular disease, in participants from the Multi-Ethnic Study of Atherosclerosis (MESA).
  • Results showed that higher levels of metals like cadmium, tungsten, uranium, and cobalt were associated with significantly increased CAC levels over 10 years, indicating a potential risk factor for cardiovascular disease.
  • The findings suggest that exposure to certain metals has a comparable impact on coronary calcification as traditional cardiovascular risk factors, emphasizing the need for further research into environmental influences on heart health.
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Background: ARCADIA compared apixaban to aspirin for secondary stroke prevention in patients with cryptogenic stroke and atrial cardiopathy. One possible explanation for the neutral result is that biomarkers used did not optimally identify atrial cardiopathy. We examined the relationship between biomarker levels and subsequent detection of AF, the hallmark of atrial cardiopathy.

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