Diagnosis Code: R50.81

Short Description: Fever presenting with conditions classified elsewhere

Long Description: Fever presenting with conditions classified elsewhere

The code R50.81 is VALID for claim submission

Code Classification:

• Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
  • General symptoms and signs (R50-R69)
    • Fever of other and unknown origin (R50)
      • R50.81 Fever presenting with conditions classified elsewhere

This code is valid for manifestation diagnoses

Code Version: 2022 ICD-10-CM

Synonyms

• Acute hepatic failure
• Anasarca
• Brass-founders' fever
• Copper fever
• COVID-19
• Double quotidien fever
• Febrile granulocytopenia
• Febrile leukopenia
• Febrile leukopenia
• Febrile neutropenia
• Fever caused by SARS-CoV-2
• Fever-associated acute infantile liver failure syndrome
• Granulocytopenic disorder
• Intermittent fever
• Intermittent fever
• Intermittent fever
• Intermittent fever
• Intermittent fever
• Intermittent fever
• Intermittent fever
• Intermittent hepatic fever
• Malarial fever
• Malarial fever
• Malarial fever
• Malarial fever
• Malarial fever
• Malarial fever
• Malignant tertian fever
• Metal fever
• Metal fever
• Paraneoplastic fever
• Polymer fume fever
• Quartan fever
• Quotidien fever
• TAFRO syndrome
• Tertian fever
• Tertian fever
• Toxic inhalation-induced febrile illness
• Toxic inhalation-induced febrile illness
• Toxic inhalation-induced febrile illness

References to Index of Diseases and Injuries

The code R50.81 has the following ICD-10-CM references to the Index of Diseases and Injuries

• Code First:
  • underlying condition when associated fever is present, such as with:
  • leukemia (@C91*-@C95*)
  • neutropenia (@D70*.-)
  • sickle-cell disease (@D57*.-)

Crosswalk Information

Similar Codes

This page was last updated on: 10/1/2023

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