A mother who walked free from prison early after killing her four-year-old son has been rushed to hospital with severe head injuries which triggered a cardiac arrest.
Heidi Strbak, 38, was jailed for nine years for the manslaughter of little Tyrell Cobb but was let out on appeal after serving just over three years of the original sentence.
On Saturday, emergency crews were called to a property at Upper Coomera on the Gold Coast at about 7:30am after reports a woman had been 'seriously injured'.
Heidi Strbak, 38, was jailed for nine years for the manslaughter of little Tyrell Cobb (pictured together) but was let out on appeal after serving just over three years of the original sentence
Heidi Strbak was rushed to hospital with severe head injuries which triggered a cardiac arrest
Queensland Police told Daily Mail Australia they discovered a woman at the Cassia Drive address at the bottom of a flight of stairs.
Investigators established a crime scene with detectives spending the afternoon scouring the home and removing bags of evidence for forensic testing as they try to piece together what happened.
'She was transported to hospital where she remains in a serious condition,' police said.
'Initial investigations suggest the woman's fall is not suspicious, however investigations are ongoing.'
The apparent fall caused severe head injuries that saw her go into cardiac arrest.
Ambulance crews were able to stabilise her condition and she is now fighting for life at Gold Coast University Hospital.
Queensland Police told Daily Mail Australia they discovered a woman at the Cassia Drive address at the bottom of a flight of stairs. Pictured: Heidi Strbak
Strbak was freed after her jail term was reduced after successfully appealing the nine-year sentence in the High Court.
Brisbane Supreme Court Justice David Boddice, who oversaw a four-day contested sentence hearing in October 2020, immediately suspended the sentence after taking into account the 1,148 days she had already spent in custody.
Strbak wiped her eyes as the judge handed down his sentence and slammed her for failing to protect her own son.
'You failed dismally, with the consequence that he lost his life,' the judge told Strbak.
'Your conduct involved serious criminal behaviour to your own child, who relied and depended on you to protect him.'
Tyrell Cobb (pictured), four, suffered two separate blows to his abdomen that caused internal bleeding and the leaking of his stomach contents which led
