Rare diseases · Sign or symptom

Abnormal effector memory CD4+ T cell proportion

HP:5210409

What it means

An abnormal proportion of effector memory CD4-positive memory T cells compared to the total number of T cells in the blood. These are memory cells that are short-lived cells that migrate to the site of an infection and attempt to eliminate the pathogen. These cells may have a CD3/CD4/CD62L-/CD45RA phenotype.

Part of the broader category

Abnormal memory CD4+ T cell proportion
Abnormal effector memory CD4+ T cell…

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This 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.