Rare diseases · Sign or symptom
Sacral dimple
Spinal dimple
HP:0000960
What it means
A cutaneous indentation resulting from tethering of the skin to underlying structures (bone) of the intergluteal cleft.
Rare diseases that can present with this49
Common30–79%
11- Birk-Barel syndrome
- C syndrome
- Early-onset seizures-distal limb anomalies-facial dysmorphism-global developmental delay syndrome
- Lower limb malformation-hypospadias syndrome
- MEND syndrome
- Phelan-McDermid syndrome
- Posterior fusion of lumbosacral vertebrae-blepharoptosis syndrome
- Trisomy 8p syndrome
- Trisomy 9p syndrome
- Williams syndrome
- Wolf-Hirschhorn syndrome
Sometimes5–29%
35- 17q23.1q23.2microdeletion syndrome
- 20q11.2microduplication syndrome
- 20q13.33microdeletion syndrome
- 21q22.11q22.12microdeletion syndrome
- 8p11.2deletion syndrome
- Autosomal dominant Robinow syndrome
- Autosomal recessive Robinow syndrome
- Camptodactyly syndrome, Guadalajara type 1
and 27 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
Also called: Pilonidal dimple
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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.