Brittney Murphy death cause report delayed "5-6 weeks"

Now it's reported that the cause of Britney Murphy's death may not be known for some time. RadarOnline.com explains that the autopsy was finished Monday afternoon but an unidentified source within the LA County Coroner's Office told the online publication that it "will be 5-6 weeks for test results to come through."

Brittany Murphy

Brittany Murphy was a popular and talented actress, writer, and producer who passed away of a heart attack Sunday morning at her Hollywood Hills home. She was found in her bathroom by her mother. Murphy's husband Simon Monjack then called 911. According to TMZ.com, Simon Monjack had asked that an autopsy not be performed, but the LA County Coroner's office ignored the request.

Foul play has been ruled out as a possible cause.