What made Vonn's injuries especially serious was that she had developed a condition known as compartment syndrome — when pressure builds up in the muscles from swelling or bleeding. If left untreated, that can cause soft tissue like nerves and muscle to die.

Here's how doctors describe a "complex tibia fracture," the injury Lindsey Vonn says she has after a horrific Olympics crash.

Lindsey Vonn says she nearly had her leg amputated after she fractured her tibia at the Milan Cortina Winter Olympics.

Lindsey Vonn is speaking publicly for the first time since her fall during the Winter Olympics in Milan, sharing details about the crash and the injuries she sustained in a social media post on Sunday,

Lindsey Vonn shares a health update and talks about regrets following her crash during the Winter Olympics in Cortina, Italy.