Abstract
Background: Sudden cardiac death and arrhythmia accounts for 15 – 20% of all deaths. Though Coronaryartery disease is the major cause of sudden deaths, diagnosis of other underlying causes is necessary. Hence weintended to analyze the various cardiac causes related to sudden deaths and the associated histopathologicalfindings of heart.Methods: Present study was an autopsy based cross sectional observational study conducted at MaduraiMedical College mortuary for a period of one year. 100 cases of sudden deaths were subjected to autopsy andhistopathological changes of heart were studied.Results: In the present study, majority of cases belonged to the age group of 40 - 60 years with male preponderance.In histopathological examination, atherosclerosis was the most common finding with involvement of left anteriordescending artery. Other findings include myocardial infarction, myocarditis, pericarditis and dysarrythmogenicventricular hypoplasia. Multiple cardiac lesions were noted in few cases.Conclusion: An accurate diagnosis of the underlying morbidity at risk of sudden death either at postmortemor in living patients and life threatening arrhythmias is the pre – requisite to adopt therapeutic and preventivestrategies.
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