Rare diseases · Sign or symptom
Neck muscle hypertrophy
Large neck muscles
HP:0012893
What it means
Muscle hypertrophy affecting the muscles of the neck.
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: Hyperplasia of neck muscles · Hypertrophy of cervical muscles · Increased size of neck muscles · Overgrowth of neck muscles
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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.