780.60 Fever, unspecified
Chills with fever
Fever NOS
Fever of unknown origin (FUO)
Hyperpyrexia NOS
Pyrexia NOS
Pyrexia of unknown origin
Excludes:
chills without fever (780.64)
neonatal fever (778.4)
pyrexia of unknown origin (during):
in newborn (778.4)
labor (659.2)
the puerperium (672)