Grade 1 is very similar to normal tissue. Its diagnosis is difficult. The Grade 3 is the most frequent.
Gleason score is the addition of the most frequent grade and the most severe grade (if there is only one grade, it is doubled).
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Grade 1 is very similar to normal tissue. Its diagnosis is difficult. The Grade 3 is the most frequent. Gleason score is the addition of the most frequent grade and the most severe grade (if there is only one grade, it is doubled). |
This picture is borrowed with authorisation from the very well documented pathology and clinical website from the Pathology and Cytology Unit of KAROLINSKA HOSPITAL in Stockholm.