Oklahoma City, OK : Woman critically injured in a motorbike crash in New Lynn on Saturday, October, 21st 2017

The woman critically injured in a motorbike crash in New Lynn on the weekend suffered serious brain trauma and doctors don't know how bad the damage is, her sister says.

Madeline Lindsay Young's bike was sliced in half when she collided with a car at the intersection of Great North Rd and Portage Rd at 5.30pm on Saturday.

Young, 21, was wearing a helmet and full leathers, but she suffered serious trauma to the head and neck and had blood on her brain.

The American student was rushed to hospital with life-threatening injuries. She was stabilised and placed in an induced coma in Auckland City Hospital's trauma unit.

Her family in Oklahoma were woken at 3am by emergency services calling them with the bad news.

Source :
Motorcyclist in crash: 'She has a long road ahead'