R50.84

Billable

ChapterR00–R99

Ranksubcategory

Official Description

Febrile nonhemolytic transfusion reaction

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Billable/specific code (valid for reimbursement).
•Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).

Instructional Notes

Includes

FNHTR
Posttransfusion fever

General instructions are available for the parent sections:

View CH18 Notes View R50 Notes

Clinical Hierarchy

CH18Symptoms, 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

R50.8Other specified fever

R50.84Febrile nonhemolytic transfusion reaction

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R50.84:

categoryR50

Fever of other and unknown origin

View context instructions

chapterCH18

Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to R50.84. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

4 raw paths

Complication (s) (from) (of)1 unique routes

transfusion (blood) (lymphocytes) (plasma)

febrile nonhemolytic transfusion reaction→R50.84

Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)1 unique routes

posttransfusion→R50.84

FNHTR (febrile nonhemolytic transfusion reaction)1 unique routes

Direct index entry→R50.84

Reaction1 unique routes

febrile nonhemolytic transfusion (FNHTR)→R50.84