Kolkata, Sep 18 (IANS): The post-mortem report of 63-year-old designer Sharbari Dutta on Friday revealed that she died of cardiac arrest, ruling out the possibility of homicide, the police said.

Sources in Kolkata Police said that it could be a minor injury mark that was found in the fashion designer's left ankle but it had no connection with her death. Earlier, the designer's family physician had also said that Dutta died due to cardiac arrest.

Dutta was found dead inside the bathroom at her Broad Street residence in south Kolkata on the intervening night of Thursday and Friday.

According to police sources, Dutta was found dead inside her bathroom at around 12.15 am on Friday.

Her family members said that Dutta was last seen at dinner on Tuesday.

Primary investigation suggested that she died of a sudden cardiac attack. But her family members said that she was otherwise keeping fine and had no such chronic ailment.

The Kolkata Police have filed an unnatural death case.

Dutta, the daughter of celebrated Bengali poet Ajit Dutta, was a popular name in the fashion industry, especially in the field of men's ethnic wear.