Rare diseases · Sign or symptom
Pregnancy exposure
HP:0031437
What it means
Exposure of pregnant women to toxins from any source, such as environmental toxins or chemicals, that may potentially cause problems such as miscarriage, preterm delivery, low birth weight, and, in some cases, developmental delays in infants.
Rare diseases that can present with this2
Very common80–99%
1The 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: Exposure during pregnancy
Tracking symptoms like this for someone? Eleplan keeps symptoms, diagnoses, medications and every specialist in one plan.
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.