Signs & Symptoms
Based on Human Phenotype Ontology (HPO) disease-phenotype annotations.
Elevated urinary saccharopine level
Always present (100%)HP:6000283
Abnormality of circulating enzyme level
Very frequent (80-99%)HP:0011021
Hyperlysinemia
Very frequent (80-99%)HP:0002161
Abnormal circulating enzyme concentration or activity
Frequent (30-79%)HP:0012379
Abnormal CSF ornithine concentration
Frequent (30-79%)HP:0500243
Behavioral changes
Frequent (30-79%)HP:0000708
Decreased body height
Frequent (30-79%)HP:0004322
Decreased CSF arginine concentration
Frequent (30-79%)HP:0500204
Decreased size of cranium
Frequent (30-79%)HP:0000252
Decreased urine alpha-ketoglutarate concentration
Frequent (30-79%)HP:0012403
Delayed language development
Frequent (30-79%)HP:0000750
Dull intelligence
Frequent (30-79%)HP:0001249
EEG with spike-wave complexes
Frequent (30-79%)HP:0010850
Growth abnormality
Frequent (30-79%)HP:0001507
High blood ammonia levels
Frequent (30-79%)HP:0001987
High urine arginine levels
Frequent (30-79%)HP:0003268
Hypotonia, early
Frequent (30-79%)HP:0008947
Increased CSF lysine concentration
Frequent (30-79%)HP:0500208
Low blood ornithine levels
Frequent (30-79%)HP:0500163
Lysinuria
Frequent (30-79%)HP:0003297
Neurodevelopmental delay
Frequent (30-79%)HP:0012758
Poor attention span
Frequent (30-79%)HP:0000736
Psychomotor development deficiency
Frequent (30-79%)HP:0001263
Seizures
Frequent (30-79%)HP:0001250
Abnormal finger-nose-finger test
Occasional (5-29%)HP:0001310
Abnormality of movement
Occasional (5-29%)HP:0100022
Arc de cercle
Occasional (5-29%)HP:0002179
Brisk deep tendon reflexes
Occasional (5-29%)HP:0001348
Citrullinuria
Occasional (5-29%)HP:0032397
Clumsiness
Occasional (5-29%)HP:0002312
Quick Facts
- SNOMED CT
- 58558003
- UMLS CUI
- C0268553
- Fully Specified Name
- Hyperlysinemia (disorder)
- Specialists
- 0
- Diagnostic Biomarkers
- 0
- HPO Phenotypes
- 30
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.