ArticleOpen medicine (Warsaw, Poland)2025
Relationship of resting echocardiography combined with serum micronutrients to the severity of low-gradient severe aortic stenosis.
Article in Open medicine (Warsaw, Poland), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.
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Abstract
Objective: This study investigated the relationship between serum magnesium, phosphorus, and calcium and low-gradient severe aortic stenosis (LG-AS). Methods: Dobutamine stress echocardiography (DSE) and resting echocardiography were performed on 73 patients with LG-AS. A projected aortic valve area (AVA Results: DSE diagnosed true-severe AS in 43 patients and pseudo-severe AS in 30 patients. AVA and AVAI were smaller, and the mean pressure gradient (PG) was higher in patients with true-severe AS. Serum calcium and phosphorus were higher, and serum magnesium was lower in patients with true-severe AS. Serum calcium was positively correlated with AVA and AVAI. Serum magnesium had a moderately strong correlation with mean PG. Serum micronutrients had good predictive value for true-severe AS and AVAI, and mean PG improved the predictive value of serum micronutrients. Conclusion: Serum micronutrients have diagnostic values for true-severe AS in patients with LG-AS.
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