Presencia de cuerpos ferruginosos en tejido pulmonar canceroso

The correlation between high counts of ferruginous bodies (FB) and pulmonary cancer was investigated Autopsy cases between 1982 and 1988 were chosen, ant studied atlnstitutoNacional de EnfermedadesRespirato rias. Two grams of lung tissue were digested with sodiun hypoclorite. We found no differences in the histologic types of cancer: 18.0 FB per gram (Fs /g) for the aden ocarcinoma group and 16.0 FB /g for both the epidermoic and anaplastic groups. The asbestos core was predomi nant in all FB analysed ( mayor que 85%). Males, Mexico cit; residents and smokers showed to higher amounts of FB We concluded that there is an environmental exposure u particles in the cases studied.Key words: asbestos, ferruginous bodies, lung, autopsies, lung cancerSolicitud de sobretiros: Dr. Alvaro Roman Osornio Vargas, Division de Investigacion Basica, Instituto Nacional de Cancerologia, Avenida San Fernando 22 Tlalpan, 14000 Mexico, D.F.