Signs & Symptoms
Based on Human Phenotype Ontology (HPO) disease-phenotype annotations.
Prolonged QTc interval
Always present (100%)HP:0005184
EKG: T-wave abnormalities
Frequent (30-79%)HP:0005135
Sinus bradycardia
Frequent (30-79%)HP:0001688
Syncope
Frequent (30-79%)HP:0001279
Ventricular fibrillation
Frequent (30-79%)HP:0001663
Abnormal exercise test
Occasional (5-29%)HP:0500018
Autonomic dysregulation
Occasional (5-29%)HP:0012332
Seizures
Occasional (5-29%)HP:0001250
Sudden cardiac death
Occasional (5-29%)HP:0001645
Torsade de pointes
Occasional (5-29%)HP:0001664
Ventricular arrhythmias
Occasional (5-29%)HP:0004308
Abnormality of prenatal development or birth
Very rare (1-4%)HP:0001197
Low blood potassium levels
Very rare (1-4%)HP:0002900
Hearing abnormality
Excluded (<1%)HP:0000364
Long Q-T syndrome
HP:0001657
Related Conditions
Quick Facts
- SNOMED CT
- 20852007
- UMLS CUI
- C4551647
- Fully Specified Name
- Romano-Ward syndrome (disorder)
- Specialists
- 0
- Diagnostic Biomarkers
- 0
- HPO Phenotypes
- 15
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.