Related Experiment Video
Updated: Sep 29, 2025
04:40
Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans
Published on: August 28, 2018
15.4K
Cardiac Calcifications: Phenotypes, Mechanisms, Clinical and Prognostic Implications
Francesco Vieceli Dalla Sega1, Francesca Fortini1, Paolo Severi2
1Cardiovascular Department, GVM Care and Research, Maria Cecilia Hospital, Via Corriera 1, 48033 Cotignola, Italy.
Biology
|March 26, 2022
Summary
Cardiovascular calcifications, including arterial and heart valve issues, are complex disorders with diverse molecular pathways. Understanding these distinct mechanisms is key to developing targeted therapies for better cardiovascular and kidney health outcomes.
Area of Science:
- Cardiovascular Science
- Nephrology
- Pathology
Background:
- Arterial and heart valve calcifications are significant contributors to cardiovascular outcomes and are key predictors of cardiovascular and kidney diseases.
- These calcifications, often viewed as a single entity, are in fact multifaced disorders with distinct biological phenotypes, occurring in different environments and following varied pathways.
Purpose of the Study:
- To explore the molecular processes underlying different types of cardiovascular calcifications.
- To link specific molecular pathways to clinical conditions and discuss current therapeutic strategies.
- To differentiate between vascular and valvular calcification, hyperphosphatemic and inflammatory calcification, and calcifications related to rheumatic, bacterial, or autoimmune diseases.
Main Methods:
- Review and analysis of molecular processes in cardiovascular calcification.
- Comparison of vascular versus valvular calcification characteristics.
- Differentiation of hyperphosphatemic, inflammatory, and disease-specific calcification mechanisms.
Main Results:
- Vascular and valvular calcifications exhibit distinct tissue-specific characteristics, responses to shear stress, etiologies, and temporal profiles.
- Hyperphosphatemic calcification (media layer, linked to chronic kidney disease) differs from inflammatory calcification (intima, linked to atherosclerosis).
- Calcifications associated with rheumatic, bacterial, or autoimmune diseases present unique underlying conditions and therapeutic targets.
Conclusions:
- Cardiovascular calcifications are heterogeneous disorders requiring tailored therapeutic interventions based on their specific phenotype and underlying cause.
- Understanding the distinct molecular pathways is crucial for developing effective treatments to counteract diverse calcification processes.
- Further research into these specific pathways can lead to improved management of cardiovascular and kidney diseases.
Keywords:
Notchextracellular vesicleshyperphosphatemic calcificationinflammatory calcificationvalvular calcificationvascular calcificationMore Related Videos
08:02Author Spotlight: Enhanced Quantification of Cardiovascular Calcification Progression for Longitudinal Micro PET/CT Studies in Small Research Animals
Published on: November 15, 2024
745
08:43Calcification of Vascular Smooth Muscle Cells and Imaging of Aortic Calcification and Inflammation
Published on: May 31, 2016
19.7K
Related Concept Videos
01:25Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT
142
Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
142
01:20Imaging Studies for Cardiovascular System III: X-Ray
307
The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
307
01:29Cardiomyopathy III: Hypertrophic Cardiomyopathy
76
Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
76
01:23Mitral Stenosis II: Clinical features and Diagnostic Tests
40
Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
40
01:30Coronary Artery Disease I: Introduction
101
Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
101
01:28Imaging Studies for Cardiovascular System V: CT
81
Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
81