Rare diseases · Sign or symptom
Asymmetric growth
Uneven or disproportionate growth of one body part compared to another
HP:0100555
What it means
A growth pattern that displays an abnormal difference between the left and the right side.
Rare diseases that can present with this24
Very common80–99%
9- Camptodactyly-joint contractures-facial skeletal defects syndrome
- Distal deletion 17q syndrome
- Dysplasia epiphysealis hemimelica
- Linear nevus sebaceus syndrome
- Megalencephaly-capillary malformation-polymicrogyria syndrome
- Proteus syndrome
- Segmental venous malformation
- Silver-Russell syndrome due to an imprinting defect of 11p15
- Thoraco-abdominal enteric duplication
Common30–79%
6Sometimes5–29%
9- Cutis marmorata telangiectatica congenita
- Maternal uniparental disomy of chromosome 20 syndrome
- Mosaic trisomy 16 syndrome
- Multiple osteochondromas
- PAGOD syndrome
- Rheumatoid factor-positive polyarticular juvenile idiopathic arthritis
- Silver-Russell syndrome due to a point mutation
- Silver-Russell syndrome due to maternal uniparental disomy of chromosome 11
and 1 more in this range
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
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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.