our research is approved by the ethics committee of medical college hospitals , kolkata , west bengal , india .
each of the authors for preparing this case report , dr . kallol dasbaksi ( corresponding author ) , dr .
plaban mukherjee have contributed to the study concept or design , data collection , data analysis or interpretation , for writing the paper .
 highlightsthis case presentation , emphasizes the typical manifestations of hepatic but associated asymptomatic pericardial hcs.hepatic hydatid cyst presenting as a painless abdominal lump preceded painful presentation for a few months.asymptomatic pericardial hydatid cyst could have presented with pericardial tamponade due to rupture , if ignored further.the origin of the pericardial hydatid cyst could have been due to trans diaphragmatic passage of scolices from the hepatic location , as the usual pulmonary involvement was absent . 
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