Comox Valley RCMP responded to a residence on the 1000-block of 26th Street in Courtenay after being called by paramedics.
Police said an 80-year old woman was located in medical distress in what they believed to be a homicide. The Victims identity and cause of death have not been released.
Police arrested a 55-year-old man who is known to the victim at the scene. He has been charged with second degree murder and remains in custody.
No other information is available at this time.