Early Detection of Cardiomyopathy by Speckle Echo, High Sensitive Troponin and Cardiac Ryanodine Receptors
NCT ID: NCT03381014
Last Updated: 2017-12-21
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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UNKNOWN
50 participants
OBSERVATIONAL
2018-01-01
2019-08-01
Brief Summary
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Improve economic impact of oncologic patients from whom high sensitive troponin negative and normal speckle tracking patients can be safely excluded from long-term cardiac monitoring programs.
To correlate between the molecular gene expression of troponin genes and ryanodine receptor in cardiomyopathy
Detailed Description
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Cardiac toxicity remains an important side effect of anticancer therapies, leading to increased mortality due to mainly heart failure, but also arrhythmias, hypertension, thromboembolism.
The time from early development of cardiac dysfunction to the modification or end of chemotherapy and beginning of heart failure therapy, is an important determinant of the extent of recovery.
The Cardiotoxicity of anthracyclines may be acute, early or late. A recent study involving 2625 patients (mean follow-up 5 years); showed a 9% overall incidence of Cardiotoxicity after anthracycline treatment, 98% of cases occurred within the first year and were asymptomatic.
Cardiotoxicity has been defined using various classifications. Recent guidelines suggest that Cancer therapeutics-related cardiac dysfunction (CTRCD) is defined as a decrease in the LVEF (by echocardiography) of \>10 percentage points to a value below the lower limit of normal.
Echocardiography should be repeated before every next administration of anthracycline, after 3, 6, and 12 months from the end of therapy with anthracycline but...Not all patients treated with chemotherapy require such frequently repeated LVEF monitoring as suggested by the guidelines because of the negative impact on patient management and cost-effectiveness ratio for the national health system.
Speckle-tracking echocardiography is a noninvasive ultrasound imaging technique that allows for early an objective and quantitative evaluation of global and regional myocardial function.
New elevation of serum troponin detected with high sensitivity Troponin assays in patients receiving anthracyclines also predicts subsequent LV dysfunction.
Ryanodine receptors (RyRs) are a class of intracellular calcium channels in various forms of excitable tissues like muscles and neurons.
In heart failure the RyR2 channels become abnormally active or "leaky" and are unable to remain closed during diastole. This leads to an increase in spontaneous Ca+2 spark frequency and dysregulated Ca+2 handling within the cardiomyocyte, resulting in decreased systolic contraction and irregular contractile activity.
Conditions
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Study Design
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COHORT
PROSPECTIVE
Interventions
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Chemotherapy, Cancer, Anthracyclines
follow up cardio-toxicity .... by speckle tracking echo and cardiac troponin
Other Intervention Names
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Eligibility Criteria
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Inclusion Criteria
Exclusion Criteria
* Valvular heart disease
* Hypertensive heart disease
* Cardiomyopathy
* Chronic renal failure
* Chronic obstructive air way disease (COPD)
30 Years
50 Years
ALL
No
Sponsors
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Assiut University
OTHER
Responsible Party
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Mostafa Mahmoud Morsy
doctor
Principal Investigators
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yehia T kishk, MD
Role: STUDY_CHAIR
cardiology department
Mohamed K Koriem, MD
Role: PRINCIPAL_INVESTIGATOR
cardiology department
Naglaa K Idriss, MD
Role: PRINCIPAL_INVESTIGATOR
biochemistry department
Central Contacts
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References
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Henning RJ, Harbison RD. Cardio-oncology: cardiovascular complications of cancer therapy. Future Cardiol. 2017 Jul;13(4):379-396. doi: 10.2217/fca-2016-0081. Epub 2017 Jun 29.
Curigliano G, Cardinale D, Dent S, Criscitiello C, Aseyev O, Lenihan D, Cipolla CM. Cardiotoxicity of anticancer treatments: Epidemiology, detection, and management. CA Cancer J Clin. 2016 Jul;66(4):309-25. doi: 10.3322/caac.21341. Epub 2016 Feb 26.
Related Links
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Cancer Chemotherapy and Cardiac Arrhythmias: A Review
Other Identifiers
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speckle echo in cardiomyopathy
Identifier Type: -
Identifier Source: org_study_id