Why is it die Hepatitis?

Hepatitis ends in -itis, and nouns ending in -itis are feminine: in a German dictionary, 100% of them take die.

All nouns ending in -itis
Sense 1
die

Meaning

[1] Medicine: Inflammation of the liver

[1] Medizin: Entzündung der Leber

Examples

[1] Classic hepatitis are triggered by viruses

[1] Klassische Hepatitiden werden von Viren ausgelöst.

Declension

1 Singular Plural
Nominativ die Hepatitis die Hepatitiden
Genitiv der Hepatitis der Hepatitiden
Dativ der Hepatitis den Hepatitiden
Akkusativ die Hepatitis die Hepatitiden

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary