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Drug-related cardiac pathology
1Department of Pathology, Toronto General Hospital/University Health Network, Toronto, Ontario M5G 2C4, Canada. Jagdish.butany@uhn.on.ca
Journal of Clinical Pathology
|December 1, 2009
Summary
Many drugs can harm the heart, sometimes lethally, through direct effects or dangerous interactions. This review details drug-induced cardiac damage from various medications, including cancer treatments and recreational substances.
Area of Science:
- Cardiology
- Pharmacology
- Toxicology
Background:
- Numerous medications can induce cardiotoxicity, posing significant risks to cardiovascular health.
- Synergistic drug interactions can exacerbate damage to cardiac tissues.
- Understanding these adverse effects is crucial for patient safety.
Purpose of the Study:
- To comprehensively review drug-induced cardiotoxicity.
- To identify and discuss various drug classes associated with cardiac adverse events.
- To highlight the potential for lethal cardiac changes from common medications.
Main Methods:
- Literature review of drug-related cardiotoxicity.
- Discussion of specific drug categories and their cardiovascular effects.
- Inclusion of hypersensitivity myocarditis as a related condition.
Main Results:
- Antineoplastic agents, psychotropic medications, heavy metals, and substances of abuse are significant cardiotoxic agents.
- Promotility agents, antihistamines, antimicrobials, and antiarrhythmic agents also present cardiac risks.
- Drug interactions can lead to synergistic cardiotoxic effects.
Conclusions:
- A wide range of commonly used drugs can adversely affect heart function, with potentially lethal consequences.
- Awareness of drug-induced cardiotoxicity is essential for healthcare professionals.
- Further research into mechanisms and prevention strategies is warranted.
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