: Tumors are often grouped by broad patterns, such as glandular, spindle cell, or round cell patterns, which help pathologists reach a diagnosis. Accessing Classification Resources
: Offers resources and purchase options for the TNM Staging Manual . Download Classification histopathogique pdf
Several international standards define how tumors are classified histologically. These resources are often available in digital or PDF formats for professional use: : Tumors are often grouped by broad patterns,