Rare diseases · Sign or symptom
Abnormal anterior eye segment morphology
HP:0004328
What it means
An abnormality of the anterior segment of the eyeball (which comprises the structures in front of the vitreous humor: the cornea, iris, ciliary body, and lens).
The anterior segment comprises the structures in front of the vitreous humor: the cornea, iris, ciliary body, and lens.
Rare diseases that can present with this2
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 anterior segment morphology · Abnormality of the anterior segment of the eye · Abnormality of the anterior segment of the eyeball · Abnormality of the anterior segment of the globe
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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.