Rare diseases · Sign or symptom
Increased HLA-DR+ T cell proportion
HP:5200033
What it means
The proportion of peripheral blood T lymphocytes expressing HLA-DR (CD3+HLA-DR+) is above the upper reference limit for age.
Reflects increased in vivo T cell activation.
Part of the broader category
Also called: Elevated proportion of DR+ T cells · Elevated proportion of HLA-DR expressing T cells
Increased HLA-DR+ T cell proportion
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Start free with EleplanThis page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.