Rare diseases · Sign or symptom
Self-injurious behavior
HP:0100716
What it means
Self-aggression.
All of these actions can be impulsive, compulsive, or planned.
In everyday care
Most people with this sign do not have a rare disease — it appears in common conditions far more often. These general reference pages cover the same topic:
Rare diseases that can present with this57
Common30–79%
9- 1p36deletion syndrome
- 2q23.1microdeletion syndrome
- Oculocerebrorenal syndrome of Lowe
- Prader-Willi syndrome due to paternal 15q11q13 deletion
- Prader-Willi syndrome due to paternal deletion of 15q11q13 type 1
- Prader-Willi syndrome due to paternal deletion of 15q11q13 type 2
- Smith-Lemli-Opitz syndrome
- Tuberous sclerosis complex
- X-linked microcephaly-growth retardation-prognathism-cryptorchidism 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: Autoagression · Self injury · Self-harm · Self-injurious behaviors · Self-injurious behaviours
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.