METHOD FOR DIAGNOSING PULMONARY CANCER Russian patent published in 1997 - IPC

FIELD: medicine; clinical biochemistry; diagnosis of malignant neoplasms. SUBSTANCE: method is based upon established fact that, as shown by study of condensed exhaled air analyzed to determine its fatty-acids composition, people suffering from pulmonary cancer experience characteristic rise in nonandecanic acid content level by more than 28.00+-2.09 % as compared to healthy people and to sick people affected with benign diseases of respiratory system. Proposed method can be extensively used in all oncologically oriented medical establishments, in hospitals' pulmonological wards, as well as for conducting mass-scale medical checks. EFFECT: sufficiently accurate, highly specific, highly sensitive and non-invasive. 1 tbl