8. Frequently asked questions
How do you differentiate between tumors?
Tumors are characterized by their specific forms on macroscopic and microscopic observation, as well as by the type of evolution.
8.1 Benign tumors
macroscopic observation: benign tumors are well-limited tumors, separated from healthy tissue; they vary in size; their shape varies according to the site of the tumor: nodule, polyp...
microscopic (histological) observation: these are well-differentiated tumors, resembling normal tissue; tumor cells resemble normal cells; relationships between epithelial structures and connective structures (basement membrane) are preserved; there is no invasion of healthy tissue;
...
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