India, May 13 -- Prateek Yadav, stepson of late Samajwadi Party patriarch Mulayam Singh Yadav and husband of BJP leader Aparna Yadav, died due to "cardiorespiratory collapse" caused by "massive pulmonary thromboembolism", according to details from his postmortem report.

The 38-year-old died in Lucknow on Wednesday morning after his health suddenly deteriorated at his residence.

The postmortem report stated: "Cardiorespiratory collapse due to massive pulmonary thromboembolism." It further noted that the entire heart and pulmonary thromboembolic material had been preserved in formalin for histopathological examination, while viscera had been preserved for chemical analysis.

The report also mentioned that all injuries found on the body we...