Acute-Phase Reaction (also known as Acute Phase Reaction, Acute Phase Response): An early local inflammatory reaction to insult or injury that consists of fever, an increase in inflammatory humoral factors, and an increased synthesis by hepatocytes of a number of proteins or glycoproteins usually found in the plasma.

NIH MeSH · D000210Diseases

Acute-Phase Reaction

Also known asAcute Phase Reaction · Acute Phase Response · Acute Phase Responses · Phase Response, Acute · Acute-Phase State · Acute Phase State · State, Acute-Phase · Reaction, Acute-Phase · Reaction, Acute Phase · Response, Acute-Phase · Acute-Phase Response · Response, Acute Phase

Definition

An early local inflammatory reaction to insult or injury that consists of fever, an increase in inflammatory humoral factors, and an increased synthesis by hepatocytes of a number of proteins or glycoproteins usually found in the plasma.

MeSH classification

  • C23.550.470.099

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Common questions about Acute-Phase Reaction

What does Acute-Phase Reaction mean in medicine?
An early local inflammatory reaction to insult or injury that consists of fever, an increase in inflammatory humoral factors, and an increased synthesis by hepatocytes of a number of proteins or glycoproteins usually found in the plasma. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is Acute-Phase Reaction known by any other names?
Yes. Acute-Phase Reaction is also referred to as Acute Phase Reaction, Acute Phase Response, Acute Phase Responses, Phase Response, Acute in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does Acute-Phase Reaction sit in the medical classification?
Acute-Phase Reaction falls under the broader medical category "Diseases" in the MeSH hierarchy (tree numbers: C23.550.470.099). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of Acute-Phase Reaction?
For a plain-language explanation of Acute-Phase Reaction - including symptoms, treatments and what it means for an Indian patient - ask GoDavaii's Health AI. It works in 22+ Indian languages, is free and needs no signup. Tap "Ask GoDavaii AI about Acute-Phase Reaction" above.

Source: NIH MeSH 2026 (D000210) — National Library of Medicine, public domain. View official MeSH record ↗