R50
Fever of other and unknown origin
Cannot Code Together
These codes cannot be used together with the current code, even if both conditions are present.
- • chills without fever (R68.83)
- • febrile convulsions (R56.0-)
- • fever of unknown origin during labor (O75.2)
- • fever of unknown origin in newborn (P81.9)
- • hypothermia due to illness (R68.0)
- • malignant hyperthermia due to anesthesia (T88.3)
- • puerperal pyrexia NOS (O86.4)