Comparative Aspects of Pulmonary Carcinogenesis

摘要: Tumor classification systems are generally established to give the physician, scientist, toxicologist, or regulatory agency a means of relating findings in given patient, experiment, toxicological study. Classification reflect occurrence lesions and knowledge process regarding morphology biological behavior (Table 9). A system based solely on histogenesis (McDowell et al. 1978; Becci 1978) may be impossible achieve, but several instances could allow for classifications according cell types involved both animals humans.