"If the condition has substantial variation in distribution in the body, then the "location" subheading should be used. The subheading should not be used if no unexpected information is present. In other words, don't use the subheading for "pineocytomas" which occur only in the pineal region."
Expected headings
"Location"
"Structure"
"Aetiology"
"Location"
"Classification"
"Macroscopic appearance"
"Microscopic appearance"
"Immunophenotype"
"Markers"
"Genetics"
"Associations"
"Staging"
"Examples"