Trial of Marc-André Grenon | Guylaine Potvin died of strangulation, testifies a forensic doctor

A forensic pathologist testified Tuesday at the trial of Guylaine Potvin’s murderer that the 19-year-old died of strangulation in April 2000.

Doctor Caroline Tanguay testifies at the trial of Marc-André Grenon, in Saguenay, accused of first degree murder and serious sexual assault. The crimes were committed almost 24 years ago now.

Guylaine Potvin was found dead in April 2000 in her apartment in Jonquière, now a district of Saguenay.

Doctor Tanguay, who did not herself carry out the autopsy of the victim at the time, stressed on Tuesday that blunt trauma to the head, a mark, had been noted on the student’s body. bite mark on the left breast and wounds around the neck and genital area.

The forensic pathologist accompanied the jurors Tuesday morning, at the Chicoutimi courthouse, in examining the original autopsy report. The pathologist concluded at the time that the victim died of asphyxia as a result of a combination of manual and ligature strangulation.

We previously learned at the trial that the accused, who pleaded not guilty, was arrested 22 years after the crime, in Granby, after DNA on two straws he had thrown seemed to match evidence collected on the crime scene in 2000.