India, June 28 -- A 14-year-old boy from California walked off a 120-feet cliff while hallucinating due to altitude sickness.

The boy, identified as Zane Wach, fell from Mount Whitney in the Sierra Nevada mountain range in front of his father on June 10, according to the New York Post. He is currently in a medically induced coma.

He sustained severe injuries including head trauma, a broken ankle, finger and pelvis, the New York Post reported citing SFGate.

Zane's father Ryan Wach said that during the 19 hour-hike, his son began showing signs of altitude sickness, following which both of them started climbing down the mountain.

Ryan told The Independent that Zane's altitude sickness was "not too severe" initially, adding that he was co...