A patient breathes into the eNose, a tool designed to determine effective cancer treatments for lung cancer patients. (Credit: Amsterdam University Medical Centers)

The newest cancer sniffer might not be as cute as a sharp-nosed canine, but it could give doctors a new way to determine the best treatment for patients using just the melange of compounds in their breath.

The eNose can detect with 85 percent accuracy if a person will respond to immunotherapy say researchers in a paper publis