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August 7, 2025BMC Cardiovascular DisordersOpen Access

A predictive nomogram for intramyocardial hemorrhage in patients with ST-segment elevation myocardial infarction undergoing primary percutaneous coronary intervention based on coronary angiography-derived index of microcirculatory resistance

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Authors

YWYiwen WangYLYuan LuYYYinshuang Yang

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Overview

Retrospective analysis identifies a nomogram for predicting intramyocardial hemorrhage and major adverse cardiovascular events in STEMI patients undergoing PCI, highlighting its clinical utility.

Key Points

  • The novel nomogram predicts intramyocardial hemorrhage in STEMI patients with high accuracy, improving clinical decision-making.
  • Using caIMR and left ventricular ejection fraction as predictors, the nomogram achieved an AUC of 0.844 in the training cohort.
  • Retrospective study involved 309 STEMI patients, with a strong correlation between predicted and actual IMH occurrences in both cohorts.
  • Compared to other methods, the nomogram demonstrated superior predictive ability for major adverse cardiovascular events, enhancing patient management.

Cite This Study

Wang et al. (2025) studied this question.

synapsesocial.com/papers/689dfe88d61984b91e13b72chttps://doi.org/10.1186/s12872-025-05057-0
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Development and Validation of a Prognostic Nomogram Integrating CMR and Clinical Data for Predicting 1- to 3-Year Major Adverse Cardiovascular Events in New-Onset STEMI Patients Post-PCI2025
  2. 2Periprocedural assessment of coronary microcirculatory function to predict clinical outcomes after elective PCI2025
  3. 3Quantitative intramyocardial hemorrhage assessment by conventional T2-weighted imaging improves risk stratification in reperfused STEMI2026
  4. 4A contrast-enhanced CMR-based risk score integrating microvascular obstruction and intramyocardial hemorrhage extent for prognostic evaluation2026
  5. 5A nomogram model based on HALP score and sST2 for predicting 1-year MACE risk after PCI in acute myocardial infarction patients2025 · 1 citations