pili torti
MONDO:0009870Mondo
Findings
No curated finding names pili torti yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Pili torti is a hair shaft abnormality characterized by flat hair that is twisted at irregular intervals. Hair is normal at birth but progressively stops growing long and becomes fragile. Pili torti can be isolated or occur in association with syndromes such as Menkes disease or Bazex syndrome.
Definition from the Mondo Disease Ontology (MONDO:0009870), read 2026-09-29. CC BY 4.0.
Features
9 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- Abnormality of hair textureHPOHP:0010719
- Very frequent (80% to 99% of cases)
- Pili tortiHPOHP:0003777
- Very frequent (80% to 99% of cases)
- Abnormal dental enamel morphologyHPOHP:0000682
- Frequent (30% to 79% of cases)
- Abnormal eyebrow morphologyHPOHP:0000534
- Frequent (30% to 79% of cases)
- Abnormal nail morphologyHPOHP:0001597
- Frequent (30% to 79% of cases)
- Abnormality of the dentitionHPOHP:0000164
- Frequent (30% to 79% of cases)
- AlopeciaHPOHP:0001596
- Frequent (30% to 79% of cases)
- Brittle hairHPOHP:0002299
- Frequent (30% to 79% of cases)
- Hearing impairmentHPOHP:0000365
- Occasional (5% to 29% of cases)
Where it sits
- A kind of
Other names
2 names
Resolves to: pili torti
- Also called
- pili torti (disease)twisted hair