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The pathophysiology of Acute Coronary Syndrome [ACD] involves several key processes:The main underlying cause of ACD is atherosclerosis, a chronic inflammatory disease characterized by the buildup of lipid-laden plaques within the coronary arteries.As the atherosclerotic plaque grows in the coronary artery, it may become unstable due to the formation of a lipid-rich core and a thin fibrous cap. Inflammatory cells within the plaque, such as macrophages, secrete enzymes that degrade the...
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Acute Amiodarone Pulmonary Toxicity.

Eric T Feduska1, Brandi N Thoma2, Marc C Torjman1

  • 1Department of Anesthesiology, Thomas Jefferson University Hospital, Philadelphia, PA.

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|December 2, 2020
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Summary
This summary is machine-generated.

Amiodarone-induced pulmonary toxicity (AIPT) is a serious risk, especially acute respiratory distress syndrome (ARDS) in surgery patients. Conflicting evidence on amiodarone

Keywords:
acute respiratory distress syndromeamiodaroneamiodarone-induced pulmonary toxicityinterstitial lung disease

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Area of Science:

  • Cardiology
  • Pulmonology
  • Pharmacology

Background:

  • Amiodarone is a vital antiarrhythmic medication used perioperatively.
  • Amiodarone-induced pulmonary toxicity (AIPT) is a severe, potentially fatal adverse effect.
  • The exact causes and mechanisms of AIPT remain unclear, complicating diagnosis.

Purpose of the Study:

  • To review the current understanding of amiodarone-induced pulmonary toxicity (AIPT).
  • To clarify the association between amiodarone and acute respiratory distress syndrome (ARDS) in the perioperative setting.
  • To highlight the need for further research into acute AIPT.

Main Methods:

  • Review of existing cardiothoracic literature on amiodarone and postoperative pulmonary complications.
  • Analysis of conflicting evidence regarding amiodarone's role in acute AIPT and ARDS.
  • Synthesis of information on the clinical presentation and diagnosis of AIPT.

Main Results:

  • Amiodarone-induced pulmonary toxicity (AIPT) presents acutely, subacutely, or chronically, with ARDS being a pattern of acute toxicity.
  • Early studies suggested a link between amiodarone and postoperative ARDS.
  • More recent research has questioned or found no association between amiodarone and acute AIPT/ARDS.

Conclusions:

  • The relationship between amiodarone and acute perioperative pulmonary toxicity, particularly ARDS, requires further investigation.
  • Conflicting evidence necessitates clarification due to the drug's frequent use in at-risk populations.
  • Amiodarone-induced pulmonary toxicity remains a significant concern requiring ongoing research.