Rare diseases · Sign or symptom

Abnormality of glycosaminoglycan metabolism

HP:0004371

What it means

Abnormality of glycosaminoglycan metabolism.

A glycosaminoglycan is any polysaccharide containing a substantial proportion of aminomonosaccharide residues. Glycosaminoglycan (GAG) are long unbranched polysaccharides consisting of a repeating disaccharide unit. Among the most common GAGs are chondroitin sulfate, dermatan sulfate, chondroitin sulfate, keratan sulfate, heparan sulfate, and hyaluronan.

Part of the broader category

Abnormality of glycosaminoglycan…

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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.