Taste Alterations in Cancer Patients Receiving Chemotherapy: A Neglected Side Effect? abstract

"Although TAs (taste alterations) have been incorporated in the National Cancer Institute Common Toxicity Criteria since 1999, the literature on underlying biological mechanisms, on physical and physiological consequences, and even on prevalence is scarce. It has to be taken into account that even though taste and smell are anatomically distinct systems, in the sensory perception of food, they are intimately connected ."

Future Oncology - Summary - Different volatile signals emitted by human ovarian carcinoma and healthy tissue

Note: in plain english this refers to a small study using 'electronic' smelling (eg. past articles regarding dogs with the ability to 'smell' ovarian cancer)