Breath Sensor Identifies Signs of Lung Cancer


September 8, 2009

The New York Times

The breath of people with lung cancer is different from that of healthy people — it contains higher concentrations of alkanes and other volatile organic compounds.

Researchers have known this for years, and have tried to develop breath-sensing systems that could diagnose the disease, as an alternative to CT scans and other current diagnostic methods. The systems have tended to be costly, requiring complicated equipment and techniques to concentrate the compounds so they reach detectable levels... Read More