Signs & Symptoms
Based on Human Phenotype Ontology (HPO) disease-phenotype annotations.
Sweating dysfunction
Always present (100%)HP:0000970
Brittle hair
Very frequent (80-99%)HP:0002299
Hair loss
Very frequent (80-99%)HP:0001596
Pili torti
Very frequent (80-99%)HP:0003777
Sensorineural deafness
Very frequent (80-99%)HP:0000407
Sparse body hair
Very frequent (80-99%)HP:0002231
Sparse or absent eyebrows
Very frequent (80-99%)HP:0100840
Anomaly of the testes
Frequent (30-79%)HP:0000035
Eye disease
Frequent (30-79%)HP:0000478
Fine hair
Frequent (30-79%)HP:0002213
Hypoplasia of penis
Frequent (30-79%)HP:0008736
Decreased activity of gonads
Occasional (5-29%)HP:0000135
Nonprogressive mental retardation
Occasional (5-29%)HP:0001249
Coarse hair texture
HP:0002208
Dry hair
HP:0011359
Hair shafts flattened at irregular intervals and twisted through 180 degrees about their axes
HP:0003329
Quick Facts
- SNOMED CT
- 67817003
- UMLS CUI
- C0266006
- Fully Specified Name
- Björnstad syndrome (disorder)
- Specialists
- 0
- Diagnostic Biomarkers
- 0
- HPO Phenotypes
- 16
Medical Disclaimer
This information is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider regarding any medical condition or treatment plan.
Clinical content is derived from the SNOMED CT clinical ontology and curated medical knowledge graphs.