Rare diseases · Sign or symptom
Fusion of gums
Partial fusion of the gums
HP:0012292
What it means
A congenital defect with an abnormal joining of the gums of the upper and lower jaw.
Rare diseases that can present with this1
The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.
Part of the broader category
Also called: Fusion of the gingiva · Gingival synechia · Synechia of the gums · Upper and lower gums fused together
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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.