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Updated: Jul 10, 2025

Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans
Published on: August 28, 2018
[Coronary lithotripsy in calcified lesions: fragmented calcium]
Gustavo Inzunza-Cervantes1, Erick Alfonso García-Fajardo1, Francisco Antonio Martínez-Hernández1
1Instituto Mexicano del Seguro Social, Centro Médico Nacional del Noroeste, Hospital de Especialidades No. 2 "Luis Donaldo Colosio Murrieta", Servicio de Cardiología, Grupo de Investigación Cardiovascular. Ciudad Obregón, Sonora, México.
Insights
Coronary intravascular lithotripsy offers a promising solution for complex calcified coronary lesions. This technique effectively modifies calcifications, improving stent deployment and patient outcomes.
Area of Science:
- Cardiology
- Interventional Cardiology
- Medical Device Technology
Background:
- Complex calcified coronary lesions pose significant challenges during percutaneous coronary intervention, often leading to suboptimal outcomes.
- Existing plaque modification techniques like atherectomy have limitations, hindering routine use.
- Coronary intravascular lithotripsy (CIL) is an emerging technique using sonic pressure waves to modify calcified plaques.
Observation:
- This study presents initial clinical experiences and literature review on CIL for complex calcified coronary lesions.
- Key elements for understanding and decision-making regarding CIL are summarized.
- Clinical cases illustrate the application and effectiveness of CIL.
Findings:
- CIL demonstrates potential in modifying both superficial and deep calcified coronary lesions.
- The technique creates microfractures in calcifications, facilitating stent apposition and expansion.
- Clinical trials and registries, including Disrupt CAD and SOLSTICE, report high efficiency and a good safety profile for CIL.
Implications:
- CIL is a promising new modality for preparing calcified coronary lesions prior to stenting.
- Its favorable safety and efficacy profile suggests a potential role in improving percutaneous coronary intervention outcomes.
- Further research and clinical adoption of CIL could enhance treatment strategies for complex coronary artery disease.
Background:
Complex calcified coronary lesions are a frequent finding during percutaneous coronary intervention, representing for decades a challenge and limitation in patients with indication of revascularization, due to suboptimal angiographic results, high incidence of perioperative complications and long-term adverse events despite the multiple strategies employed, such as the use of cutting balloon, high-pressure balloons or rotational or orbital atherectomy, interventions with limitations that have hindered its routine use, recently a new plaque modification technique known as coronary intravascular lithotripsy has burst into the treatment of this complex entity, which consists in the use of a specially modified balloon for the emission of pulsatile mechanical energy (sonic pressure waves) that allows modifying the calcified plate.
Clinical Case:
By presenting a series of clinical cases and reviewing the literature, our initial experience is presented, key elements are summarized and discussed in the understanding of this new intervention technique necessary for decision making.
Conclusion:
Coronary intravascular lithotripsy is projected as a promising technique for the modification and preparation of superficial and deep calcified coronary lesions, through microfractures that allow the apposition and effective expansion of the stent, strategy that according to different trials (Disrupt CAD series, SOLSTICE assay) and records presents a high efficiency and good safety profile, data consistent with our initial experience.
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