Rare diseases · Sign or symptom
Malformed lacrimal duct
Malformed tear ducts
HP:0007993
What it means
Congenital malformation of the lacrimal duct associated with incomplete development of the bony nasolacrimal canal or craniofacial anomalies.
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
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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.