Rare diseases · Sign or symptom
Abnormal clavicle morphology
Abnormal collarbone
HP:0000889
What it means
Any abnormality of the clavicles (collar bones).
Rare diseases that can present with this32
Very common80–99%
11- Auriculoosteodysplasia
- Cleidorhizomelic syndrome
- Cloverleaf skull-multiple congenital anomalies syndrome
- Craniosynostosis-anal anomalies-porokeratosis syndrome
- Diastrophic dysplasia
- Genochondromatosis type 1
- Heart-hand syndrome type 2
- Holt-Oram syndrome
- Hyperostosis corticalis generalisata
- Juvenile Paget disease
- Otofaciocervical syndrome
Common30–79%
10- Acro-renal-mandibular syndrome
- Craniofrontonasal dysplasia
- GAPO syndrome
- Hurler syndrome
- Jeune syndrome
- Medial condensing osteitis of the clavicle
- Microcephaly-cervical spine fusion anomalies syndrome
- Mucopolysaccharidosis type 3
- Osteoglosphonic dysplasia
- Severe achondroplasia-developmental delay-acanthosis nigricans syndrome
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: Abnormal clavicles · Abnormality of the clavicle
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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.