Doctors fear surfer Andre will never walk again after he crashed into a sandbank.

At the Royal Melbourne Hospital, a motorcyclist can't feel his legs after a crash. And a student evacuated out of the Middle East has devastating shrapnel wounds.

At the Royal Melbourne Hospital, Dr Scott fears a semi-conscious pregnant woman could lose her baby and her life. And a student has been attacked with a machete.

Can the Royal Melbourne doctors save a dad's foot after he fell off a ladder? And a 51-year-old woman who attempted a trampoline backflip has landed on her head.

The Royal Melbourne doctors fear that a truck driver is bleeding internally from pelvic injuries after a high-speed crash. And a woman is struggling to breathe.

The Royal Melbourne doctors battle to stabilise a man whose vehicle rolled over multiple times. And a farmer has been trapped under hay bales in a freak accident.

Dr David urgently examines a motorcyclist who collided with a car. A man's foot has been mangled by a forklift. And an 81-year-old can't recall flipping her car.

Dr Andrew acts fast to save a builder's lacerated arm. A surfer has crashed into a sandbank. And doctor becomes patient when Dr David falls off his skateboard.

A rider who's been thrown off her horse could have a broken neck. Dr Jonathan finds a ticking time bomb in a long-haul traveller. A cyclist has a pelvic fracture.

A rock climber has life-threatening injuries after falling seven metres. And it's touch-and-go for a motorbike rider who's been in a terrible accident.

Dr Emma fears for a cyclist who's been trapped under a tram. A young man is bleeding from his nose and throat. And a motorbike rider has a badly smashed-up knee.