Eric, male, 16 years-young, comes in the ER all dressed in hockey equipment. After getting hit from behind, he went face first into the boards and lost some sensations. ''But it is so weird!'' he says. ''When I was lying on the ice, I could feel the cold ice on my left hip, but could not feel the my trainer's hands when she was pressing there. And then, when they turned me around, I could feel her touch on my right hip, but not the cold ice! How can that be?''
You tell him that his injury probably caused a lesion: