This is the 7037th most frequent Polish word.
hansena
"Hansena" refers to Hansen's disease, also known as leprosy.
Here, 'Hansena' refers to the proper noun 'Hansen', used in the possessive form, indicating works created or belonging to a person named Hansen.
Kiedy studiowałem historię literatury, badaliśmy dzieła Hansena.
When I studied literature history, we analyzed Hansen's works.
In this case, 'Hansena' is attributive, referring to 'Hansen's disease', a term for leprosy named after a physician, Gabriel Hansen.
W chorobie Hansena występują zmiany skórne.
In Hansen's disease, skin abnormalities appear.
Here, 'Hansena' is used as an accusative form of the proper name 'Hansen', indicating a character within a narrative.