Screening, Early Diagnosis and Surveillance

Some screening tools are aimed at visible areas, mainly skin where differentiation between melanoma and non-melanoma is topical. Moncrieff et al. 

There are two advances which could make a major impaet on this area of medicine. One is a non-invasive technique which could accmately predict the potential for malignant transformation by in vivo mucosal surveillance. Work has been done in a number of premalignant entities for example, Kendall et al. 

The detection of lung cancer through breath analysis has become recently an area of high interest. Sule-Suso et al. (2009) showed variations in the amount of volatile compounds released by different lung cells (epithelial, fibroblast, and 

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