Line 6:1·"Subtypes" is not a recognised heading for this article type.
There Is
suggestion
"There are four recognised pathological subtypes"
Line 7:4·Don't start a sentence with 'There are'.
Biographical Lifespan
suggestion
"History and etymology"
Line 20:1·A bold element in the History and etymology section should be a person; it would be useful to have their lifespan details: '<h4>History and etymology</h4> <p>It was first described in 1995 by <strong>Zeren</strong> '