Untreated<unk>  is almost always fatal. Early treatment with antibiotics reduces the mortality rate to between 4 and 15 percent. Death is almost inevitable if treatment is delayed more than about 24 hours, and some people may even die on the same day they present with the disease.
Septicemic plague
Urban plague
Bubonic plague
Hittite plague
Metal fume fever
Sylvatic plague
Tomato fever
Pneumonic plague