T-cell based immunotherapy-associated…

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T-cell based immunotherapy-associated cytokine release syndrome

ORPHA:542323Particular clinical situation in a disease or syndrome

Also called T-cell based immunotherapy-associated CRS

What it is

A rare systemic condition affecting patients undergoing chimeric antigen receptor (CAR) T-cell therapy and characterized by a systemic inflammatory response due to massive activation of leukocytes with subsequent cytokine release. It can present with a variety of signs and symptoms ranging from mild, flu-like symptoms (such as fever, fatigue, headache, rash, arthralgia, and myalgia) to severe life-threatening manifestations including vascular leakage, disseminated intravascular coagulation, shock, and multiple organ failure. Respiratory manifestations are common and range from cough and tachypnea to acute respiratory distress syndrome (ARDS).

Key facts

Age of onset
Adult
Inheritance
Not applicable
Classified as
Particular clinical situation in a disease or syndrome

Signs and symptoms

These ranges are how often a sign appears across everyone diagnosed, not a prediction for one person — most people have some of these and not others. Orphanet also records findings that are specifically absent in this disease; those are in the data but not listed here.

ICD-10 codes

D89.8filed under a broader ICD-10 category — shared with 29 other rare diseases

ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.

Related health topics

Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.

Cross-references

UMLS C5680162

Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.

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