R50Non-billable (header)

Fever of other and unknown origin

✗ Excludes 1(Not coded here)

  • •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)

Code Hierarchy

┌18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)├R50-R69General symptoms and signs (R50-R69)├R50Fever of other and unknown origin
└R50Fever of other and unknown origin

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