Picture by Daniel Moore
The air ambulance landed at Greenhill yesterday.
Emergency services including police and paramedics were on scene dealing with the situation.
The air ambulance landed at just before 5pm and is still on scene.
An eyewitness said police were dealing with traffic.
A spokesman for the South West Ambulance Service Trust said they were called at 4.23pm to reports that an elderly person had collapsed at their home address.
The spokesman said: "The ambulance and air ambulance were called and are still on scene. The air ambulance landed at 4.50pm and it is understood a patient suffered a medical episode and collapsed."
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here